www.instructor.cz Open in urlscan Pro
149.62.148.43 Public Scan

Go To Rescan
Add Verdict Report

URL:
https://www.instructor.cz/
Submission Tags: falconsandbox
Submission: On March 17 via api (March 17th 2021, 7:45:37 am UTC) from US

Summary HTTP 92 Redirects Links 13 Behaviour Indicators

Summary

This website contacted 20 IPs in 4 countries across 12 domains to perform 92 HTTP transactions. The main IP is 149.62.148.43, located in Brno, Czech Republic and belongs to MASTER-AS Czech Republic / www.master.cz, CZ. The main domain is www.instructor.cz.
TLS certificate: Issued by R3 on February 17th 2021. Valid for: 3 months.

This is the only time www.instructor.cz was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
49	149.62.148.43 149.62.148.43	24971 (MASTER-AS...) (MASTER-AS Czech Republic / www.master.cz)
1	2a00:1450:400... 2a00:1450:4001:82a::200a	15169 (GOOGLE) (GOOGLE)
6	2a00:1450:400... 2a00:1450:4001:810::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:827::2008	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:811::200e	15169 (GOOGLE) (GOOGLE)
5	2a00:1450:400... 2a00:1450:4001:811::2003	15169 (GOOGLE) (GOOGLE)
6	2a00:1450:400... 2a00:1450:4001:800::2003	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:809::2003	15169 (GOOGLE) (GOOGLE)
8	2a00:1450:400... 2a00:1450:4001:827::200e	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:801::200e	15169 (GOOGLE) (GOOGLE)
1	13.226.159.67 13.226.159.67	16509 (AMAZON-02) (AMAZON-02)
1	2a02:598:2::1033 2a02:598:2::1033	43037 (SEZNAM-) (SEZNAM-)
1	13.226.159.112 13.226.159.112	16509 (AMAZON-02) (AMAZON-02)
3	2a00:1450:400... 2a00:1450:4001:812::2003	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:400c:c0c::9a	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:812::2002	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:809::2002	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:808::2006	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:82b::2003	15169 (GOOGLE) (GOOGLE)
1	13.226.159.42 13.226.159.42	16509 (AMAZON-02) (AMAZON-02)
1	2a02:598:a::7... 2a02:598:a::78:60	43037 (SEZNAM-) (SEZNAM-)
92	20

49 149.62.148.43 (Brno, Czech Republic)

ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ)
PTR: 149-62-148-43.static.masterinter.net

www.instructor.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82a::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

6 2a00:1450:4001:810::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:827::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:811::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.youtube.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 2a00:1450:4001:811::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

6 2a00:1450:4001:800::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:809::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

8 2a00:1450:4001:827::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.youtube.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:801::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 13.226.159.67 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-226-159-67.dus51.r.cloudfront.net

static.hotjar.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a02:598:2::1033 (Czech Republic)

ASN43037 (SEZNAM-, CZ)

c.imedia.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 13.226.159.112 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-226-159-112.dus51.r.cloudfront.net

script.hotjar.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:812::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c0c::9a (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:812::2002 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

googleads.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:809::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

googleads.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:808::2006 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

static.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82b::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 13.226.159.42 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-226-159-42.dus51.r.cloudfront.net

vars.hotjar.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a02:598:a::78:60 (Czech Republic)

ASN43037 (SEZNAM-, CZ)

c.seznam.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
49	instructor.cz www.instructor.cz	4 MB
15	gstatic.com fonts.gstatic.com www.gstatic.com	424 KB
9	youtube.com www.youtube.com	678 KB
6	google.com www.google.com	29 KB
4	doubleclick.net 1 redirects stats.g.doubleclick.net googleads.g.doubleclick.net static.doubleclick.net	648 B
3	hotjar.com static.hotjar.com script.hotjar.com vars.hotjar.com	61 KB
2	google-analytics.com www.google-analytics.com	19 KB
1	seznam.cz c.seznam.cz	512 B
1	google.de www.google.de	107 B
1	imedia.cz c.imedia.cz	7 KB
1	googletagmanager.com www.googletagmanager.com	47 KB
1	googleapis.com fonts.googleapis.com	899 B
92	12

	Domain	Requested by
49	www.instructor.cz	www.instructor.cz
11	fonts.gstatic.com	fonts.googleapis.com www.youtube.com
9	www.youtube.com	www.instructor.cz www.youtube.com
6	www.google.com	www.instructor.cz www.gstatic.com www.youtube.com www.google.com
4	www.gstatic.com	www.google.com www.youtube.com
2	googleads.g.doubleclick.net	1 redirects www.youtube.com
2	www.google-analytics.com	www.googletagmanager.com www.google-analytics.com
1	c.seznam.cz	www.instructor.cz
1	vars.hotjar.com	static.hotjar.com
1	www.google.de	www.instructor.cz
1	static.doubleclick.net	www.youtube.com
1	stats.g.doubleclick.net	www.google-analytics.com
1	script.hotjar.com	static.hotjar.com
1	c.imedia.cz	www.googletagmanager.com
1	static.hotjar.com	www.googletagmanager.com
1	www.googletagmanager.com	www.instructor.cz
1	fonts.googleapis.com	www.instructor.cz
92	17

This site contains links to these domains. Also see Links.

Domain
www.prevent.cz
www.edunio.com
www.eskoleni.cz
www.firemnilekar.cz
www.pracovniurazy.cz
is.prevent.cz
lms.instructor.cz
www.facebook.com
www.linkedin.com
www.beneficio.cz

Subject Issuer	Validity	Valid
instructor.cz R3	`2021-02-17` - `2021-05-18`	3 months	crt.sh
upload.video.google.com GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
www.google.com GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
*.google-analytics.com GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
*.google.com GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
*.gstatic.com GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
*.hotjar.com Amazon	`2020-12-25` - `2022-01-23`	a year	crt.sh
c.imedia.cz R3	`2021-02-03` - `2021-05-04`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
*.doubleclick.net GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
www.google.de GTS CA 1O1	`2021-02-23` - `2021-05-18`	3 months	crt.sh
c.seznam.cz R3	`2021-01-20` - `2021-04-20`	3 months	crt.sh

This page contains 4 frames:

Primary Page: https://www.instructor.cz/
Frame ID: 49A83C83CA731C1F51714937D2C9B280
Requests: 72 HTTP requests in this frame

Frame: https://www.youtube.com/embed/L9LRkyyssO0
Frame ID: 5A6221FD4B2D594A13407B13C1D32C91
Requests: 14 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP&size=invisible&sa=contact_form_submit&cb=41ism8t9p9vy
Frame ID: 06A36A03D8FE5EDD856F7132801B90E2
Requests: 5 HTTP requests in this frame

Frame: https://vars.hotjar.com/box-469cf41adb11dc78be68c1ae7f9457a4.html
Frame ID: F3D86BFA949DB5EE908E2F379A759FD2
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Nginx (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /nginx(?:\/([\d.]+))?/i

Varnish (Cache Tools) Expand

Overall confidence: 100%
Detected patterns

headers via /varnish(?: \(Varnish\/([\d.]+)\))?/i

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

script /google-analytics\.com\/(?:ga|urchin|analytics)\.js/i

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com/i

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

html /googletagmanager\.com\/ns\.html[^>]+><\/iframe>/i
html //i

reCAPTCHA (Captchas) Expand

Overall confidence: 100%
Detected patterns

script /\/recaptcha\/api\.js/i

Page Statistics

92
Requests

100 %
HTTPS

81 %
IPv6

12
Domains

17
Subdomains

20
IPs

4
Countries

5813 kB
Transfer

8151 kB
Size

9
Cookies

13 Outgoing links

These are links going to different origins than the main page.

URL: https://www.prevent.cz/
Title:

Search URL Search Domain Scan URL

URL: https://www.edunio.com/
Title:

Search URL Search Domain Scan URL

URL: https://www.eskoleni.cz/
Title:

Search URL Search Domain Scan URL

URL: https://www.firemnilekar.cz/
Title:

Search URL Search Domain Scan URL

URL: https://www.pracovniurazy.cz/
Title:

Search URL Search Domain Scan URL

URL: https://www.prevent.cz/o-spolecnosti/
Title: O nás

Search URL Search Domain Scan URL

URL: https://www.prevent.cz/reference/
Title: Reference

Search URL Search Domain Scan URL

URL: http://is.prevent.cz/
Title: InfoServis

Search URL Search Domain Scan URL

URL: https://lms.instructor.cz/user/
Title: Přihlásit

Search URL Search Domain Scan URL

URL: http://www.prevent.cz/
Title: PREVENT

Search URL Search Domain Scan URL

URL: https://www.facebook.com/prevent.cz/
Title:

Search URL Search Domain Scan URL

URL: https://www.linkedin.com/company/prevent-sro
Title:

Search URL Search Domain Scan URL

URL: https://www.beneficio.cz/
Title: Beneficio

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 77

https://googleads.g.doubleclick.net/pagead/id HTTP 302
https://googleads.g.doubleclick.net/pagead/id?slf_rd=1

92 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2 200 Primary Request / Show response
www.instructor.cz/ 52 KB
52 KB 452ms
339ms Document
text/html 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 / PHP/7.4.15
Resource Hash: 23dd9817174963bb050a409036299516d033bbe9a9af642f27911b3ab1e9700f

Request headers

:method: GET
:authority: www.instructor.cz
:scheme: https
:path: /
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: none
sec-fetch-mode: navigate
sec-fetch-user: ?1
sec-fetch-dest: document
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

server: nginx/1.14.1
date: Wed, 17 Mar 2021 07:45:15 GMT
content-type: text/html; charset=UTF-8
x-powered-by: PHP/7.4.15
cache-control: max-age=0, must-revalidate, private
content-language: cs
link: <https://www.instructor.cz/api/docs.jsonld>; rel="http://www.w3.org/ns/hydra/core#apiDocumentation"
expires: Wed, 17 Mar 2021 07:45:15 GMT
x-varnish: 2249328
age: 0
via: 1.1 varnish (Varnish/6.0)

GET
H2 200 app.9d68c45a.css
www.instructor.cz/build/ 104 KB
104 KB 64ms
64ms Stylesheet
text/css 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/build/app.9d68c45a.css
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 9abc4cb202fa63e914166ea316de218f0224b8396b5c1be7752853594ffc595d

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-19ef8"
content-length: 106232
content-type: text/css

GET
H2 200 css2
fonts.googleapis.com/ 8 KB
899 B 15ms
15ms Stylesheet
text/css 2a00:1450:4001:82a::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82a::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

e9e36a320348672898fd2cf1b97568017c1a05c985055ac70748834bc25822a0

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security: max-age=31536000
content-encoding: gzip
x-content-type-options: nosniff
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection: 0
last-modified: Wed, 17 Mar 2021 07:45:15 GMT
server: ESF
date: Wed, 17 Mar 2021 07:45:15 GMT
x-frame-options: SAMEORIGIN
content-type: text/css; charset=utf-8
access-control-allow-origin: *
cache-control: private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin: *
link: <https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires: Wed, 17 Mar 2021 07:45:15 GMT

GET
H2 200 api.js Show response
www.google.com/recaptcha/ 850 B
643 B 14ms
14ms Script
text/javascript 2a00:1450:4001:810::2004
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/recaptcha/api.js?hl=cs

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:810::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

1f69cd36bec420bd88128d7a62e660b821c6ddc03c81a6443221290c57eba301

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self'
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: GSE
x-frame-options: SAMEORIGIN
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=300
cross-origin-resource-policy: cross-origin
content-security-policy: frame-ancestors 'self'
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 555
x-xss-protection: 1; mode=block
expires: Wed, 17 Mar 2021 07:45:15 GMT

GET
H2 200 5f16bee6a39d1_prevent.svg
www.instructor.cz/media/ 3 KB
3 KB 63ms
63ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5f16bee6a39d1_prevent.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 5f7aecedd45f129a84b0afa8cf623176331def78144bc5f2d5c69fc67c12fcf6

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:31 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271b-aa9"
content-length: 2729
content-type: image/svg+xml

GET
H2 200 5f16bfec29811_edunio.svg
www.instructor.cz/media/ 2 KB
3 KB 87ms
79ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5f16bfec29811_edunio.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 8441d7b52608c1e3b1d9805abe53fbcac5840bfdb35523f1d6caaeb42b9cd766

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:26 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2716-9c9"
content-length: 2505
content-type: image/svg+xml

GET
H2 200 60475b2a09d06_602e4771dad6a_verejnysektor3.svg
www.instructor.cz/media/ 13 KB
13 KB 87ms
79ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/60475b2a09d06_602e4771dad6a_verejnysektor3.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 91cfc239c2614d3969c677d841a6ff7da2267eb90e5bf48246dfa09caee7e6a8

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:35 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271f-3322"
content-length: 13090
content-type: image/svg+xml

GET
H2 200 5f16c03238e50_firemni-lekar.svg
www.instructor.cz/media/ 4 KB
4 KB 88ms
79ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5f16c03238e50_firemni-lekar.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: df6d72b902ad28ebb8cc9121b0536cc1c8927fab3d75a872e1adccba4fb57c93

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:07 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2703-1042"
content-length: 4162
content-type: image/svg+xml

GET
H2 200 5fb6497a7431b_pracovniurazy.svg
www.instructor.cz/media/ 12 KB
13 KB 88ms
80ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb6497a7431b_pracovniurazy.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 6b378aa1abd7c2cd7722a9a131559312af78ffca72a105191de4bd08b8a1fc10

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:07 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2703-3197"
content-length: 12695
content-type: image/svg+xml

GET
H2 200 5ff31da2bc26f_ins-zmensene2.svg
www.instructor.cz/media/ 33 KB
33 KB 89ms
80ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5ff31da2bc26f_ins-zmensene2.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 975a5f63ba66793849855ca6b0fdfc4db7177dd2304500bd120910f2babd946f

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:29 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2719-84bc"
content-length: 33980
content-type: image/svg+xml

GET
H2 200 bg-01.c8204bf3.jpg
www.instructor.cz/build/img/layout/ 97 KB
97 KB 90ms
81ms Image
image/jpeg 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/img/layout/bg-01.c8204bf3.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 62502a1fe45a7ecd85bb540c854054074b0905cc2558c7a0110e7522e8173fe0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-1832b"
content-length: 99115
content-type: image/jpeg

GET
H2 200 play-button-instructor.7ff2d419.svg
www.instructor.cz/build/img/icons/ 1 KB
2 KB 91ms
83ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/img/icons/play-button-instructor.7ff2d419.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 706451a0c500c0eba0b12e1d2fb5a55fa70bf1b5e8404a356723463a24218dc8

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-5c3"
content-length: 1475
content-type: image/svg+xml

GET
H2 200 screen-01-symbols-instructor.39aa9fed.svg
www.instructor.cz/build/img/layout/ 6 KB
6 KB 91ms
83ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/img/layout/screen-01-symbols-instructor.39aa9fed.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: a78218c89e35a85a2e6e6eb397b1da25c9d5091d34dd6eb891c4cde171cdff19

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-1765"
content-length: 5989
content-type: image/svg+xml

GET
H2 200 5faab13c8befe_Main_Hlavni_nahled.png
www.instructor.cz/media/cache/HeaderImage/media/ 651 KB
651 KB 91ms
83ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/HeaderImage/media/5faab13c8befe_Main_Hlavni_nahled.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 98e5dde514456ec79048a4d1b8e5828263854aee5cdbae1fab6cc4c34801ba28

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:20 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2710-a2a3f"
content-length: 666175
content-type: image/png

GET
H2 200 5fb6460d15c69_Group%2020.svg
www.instructor.cz/media/ 8 KB
8 KB 91ms
83ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb6460d15c69_Group%2020.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 2357eda85202489c9ea9733051da0c86cac500618a4b50cfbbe23d68b438cbc1

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:28 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2718-20fd"
content-length: 8445
content-type: image/svg+xml

GET
H2 200 5fb6462110e7f_Group%2015.svg
www.instructor.cz/media/ 8 KB
8 KB 91ms
83ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb6462110e7f_Group%2015.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: c20e2174c2ff686b47654124082f62bca5049078d28bf10215d4f34ff1b46b32

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:28 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2718-2051"
content-length: 8273
content-type: image/svg+xml

GET
H2 200 5fb6463cd31dc_Group%2019.svg
www.instructor.cz/media/ 7 KB
7 KB 92ms
84ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb6463cd31dc_Group%2019.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: f16ea244c3da00e8c5e94e2319c7eb3d32c89a1dc05c16de2fe6dac1e9700d57

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:07 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2703-1c3b"
content-length: 7227
content-type: image/svg+xml

GET
H2 200 5fb647e7ea8d8_Group%2057.svg
www.instructor.cz/media/ 10 KB
10 KB 92ms
84ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb647e7ea8d8_Group%2057.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 46207a4cc1b424c4258b116016b720e39a6a80b460c6e7ed56e3686a29ea2459

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:09 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2705-2910"
content-length: 10512
content-type: image/svg+xml

GET
H2 200 screen-02-symbols-instructor.21211216.svg
www.instructor.cz/build/img/layout/ 6 KB
6 KB 92ms
84ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/img/layout/screen-02-symbols-instructor.21211216.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: d0afbd4aa77e08225c7527a4170393f64cfc77d2681c74cea899cc35eaca77c7

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:15 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2747-162b"
content-length: 5675
content-type: image/svg+xml

GET
H2 200 5fab1c6111b0a_Dokonaly%CC%81%20pr%CC%8Cehled%20s%CC%8Ckoleni%CC%81.png
www.instructor.cz/media/cache/HPItemImage/media/ 1013 KB
1014 KB 92ms
84ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/HPItemImage/media/5fab1c6111b0a_Dokonaly%CC%81%20pr%CC%8Cehled%20s%CC%8Ckoleni%CC%81.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 0576fedbe26d99632dff9b5b1f7f4e76694e022c9d28b64ff6fb829178a46669

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:23 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2713-fd2de"
content-length: 1037022
content-type: image/png

GET
H2 200 5fb64800c847a_Group%2033.svg
www.instructor.cz/media/ 7 KB
7 KB 92ms
84ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb64800c847a_Group%2033.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 6e5f17d5730b0732308afee5404df5d7a6c3e52bd20a5c70398f9c3969c8f203

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:32 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271c-1b02"
content-length: 6914
content-type: image/svg+xml

GET
H2 200 5faac1e291af5_Main_online_kurzy_prevent.png
www.instructor.cz/media/cache/HPItemImage/media/ 959 KB
961 KB 92ms
84ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/HPItemImage/media/5faac1e291af5_Main_online_kurzy_prevent.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 1884f17b56639fcd5ed5d7187dd283903ae7a0e23abd0fc52b93b3a36693d48e

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:22 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2712-efdb3"
content-length: 982451
content-type: image/png

GET
H2 200 5fb6481b06eaf_Group%2017.svg
www.instructor.cz/media/ 5 KB
5 KB 92ms
84ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5fb6481b06eaf_Group%2017.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 43144b1de3510e64b8b0fa0896a8b76b5b4d4e4232067f8f334cf0e25fba01ea

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:36 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2720-12f6"
content-length: 4854
content-type: image/svg+xml

GET
H2 200 5fab1c7b136ad_PREVENT%20Podpora%20%281%29.png
www.instructor.cz/media/cache/HPItemImage/media/ 819 KB
820 KB 92ms
84ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/HPItemImage/media/5fab1c7b136ad_PREVENT%20Podpora%20%281%29.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 43339d374d681fd6eb8b22e6b5f9a67a88f67d44079d7a8315bb4245f94545dc

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:23 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2713-ccab5"
content-length: 838325
content-type: image/png

GET
H2 200 6022616b80b43_allianz.png
www.instructor.cz/media/ 7 KB
7 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/6022616b80b43_allianz.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 34e5ec8c670e5b7ef74bb8075f962500c4510991935974d0666e24e00fb0793b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:28 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2718-1c93"
content-length: 7315
content-type: image/png

GET
H2 200 6022638e646e9_600b05ada7872_continental.png
www.instructor.cz/media/ 8 KB
8 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/6022638e646e9_600b05ada7872_continental.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: a5ff040021954484e6896b81d97a9d10cb98c609a61c0b593a5ffcb1eba8d3b8

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:33 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271d-1f9c"
content-length: 8092
content-type: image/png

GET
H2 200 6022639ecbf88_600b05e0b2458_deloite.png
www.instructor.cz/media/ 6 KB
7 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/6022639ecbf88_600b05e0b2458_deloite.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 75a14d0148f1e2af5a21a5c4f165980251ca61d2aa5edcee951d3c125c58e143

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:27 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2717-19e0"
content-length: 6624
content-type: image/png

GET
H2 200 602263b101e05_dhl.png
www.instructor.cz/media/ 4 KB
5 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/602263b101e05_dhl.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 11e5334dbdcc2a2bc545b8820769f9d4a71207d83a7aa62c35688c2ecf27214f

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:33 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271d-11ae"
content-length: 4526
content-type: image/png

GET
H2 200 602263c0c4d7a_ey-logo.png
www.instructor.cz/media/ 2 KB
2 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/602263c0c4d7a_ey-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: a0d46d183bd6a82a7bbfafeb4e59149ae07042b84b61ab1bb8cf5b10f45a2c19

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:35 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271f-6ca"
content-length: 1738
content-type: image/png

GET
H2 200 602263d193cd3_ibm-logo.png
www.instructor.cz/media/ 4 KB
4 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/602263d193cd3_ibm-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 7679a3c2aff233be5a4b6a2593e8ffe67db9d0815b47ed993c427818b2dd3655

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:32 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271c-ee0"
content-length: 3808
content-type: image/png

GET
H2 200 602263e2da03e_kpmg-logo.png
www.instructor.cz/media/ 5 KB
5 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/602263e2da03e_kpmg-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 05767e9fde2fe38a492acceb033ac08ae3b633de5c161d1099ca24dfb5734074

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:33 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271d-14f5"
content-length: 5365
content-type: image/png

GET
H2 200 602263f201d49_lego-logo.png
www.instructor.cz/media/ 5 KB
5 KB 92ms
85ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/602263f201d49_lego-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 144a164d0cc5465a87478dca8a3669d42d6f0e276026b4fc45035a69a7fd9269

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:27 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2717-1324"
content-length: 4900
content-type: image/png

GET
H2 200 6022640551e57_mas-logo.png
www.instructor.cz/media/ 8 KB
8 KB 92ms
86ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/6022640551e57_mas-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: e7601dc2d45e4beb047661ba9e9a15070044271365f8bac6ad5cf9a55133cc5b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:29 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2719-1fac"
content-length: 8108
content-type: image/png

GET
H2 200 6022641a8f1c4_porsche-logo.png
www.instructor.cz/media/ 4 KB
4 KB 92ms
86ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/6022641a8f1c4_porsche-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 82258995c601d78c8bff7cccce037bf39f9f9c41154fd23c936530e2dda20cdc

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:34 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271e-e02"
content-length: 3586
content-type: image/png

GET
H2 200 602262a105342_rsdcr-logo.png
www.instructor.cz/media/ 9 KB
9 KB 92ms
86ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/602262a105342_rsdcr-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 1615a03658733df5642e0fcb64a6d8c93dafbafec9f86242704b1d87bf62f2f5

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:31 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f271b-254a"
content-length: 9546
content-type: image/png

GET
H2 200 60226439093d5_sap-logo.png
www.instructor.cz/media/ 3 KB
3 KB 92ms
86ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/60226439093d5_sap-logo.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: ed2a6619dc6a67f4e26cce069157dfda8958da9914917c8832c771f27f82fdc7

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:28 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2718-d43"
content-length: 3395
content-type: image/png

GET
H2 200 bg-03.f73253b5.jpg
www.instructor.cz/build/img/layout/ 36 KB
36 KB 92ms
86ms Image
image/jpeg 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/img/layout/bg-03.f73253b5.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: f6b5c0cd9b5cbb38e275e981e036a1eaa67300a52fe294b977d0a26f471d2173

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-8f33"
content-length: 36659
content-type: image/jpeg

GET
H2 200 5fb50adf03f7b_kiwi-logo_online_skoleni_prevent.png
www.instructor.cz/media/cache/SliderImg/media/ 41 KB
41 KB 92ms
86ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/SliderImg/media/5fb50adf03f7b_kiwi-logo_online_skoleni_prevent.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 6f50cea1deb5d9f1bd2b8363ed4907b1913eaaca56bc6fa540d5d93860291d17

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f270c-a358"
content-length: 41816
content-type: image/png

GET
H2 200 5fb50c6788e81_sazka_logo_online_skoleni_prevent.jpg
www.instructor.cz/media/cache/SliderImg/media/ 16 KB
16 KB 92ms
87ms Image
image/jpeg 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/SliderImg/media/5fb50c6788e81_sazka_logo_online_skoleni_prevent.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 3a4d2c619d0172f91f38a2aafb3b67f087e3a92b88326ff318c47e1eb48cb6fa

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f270c-3ee0"
content-length: 16096
content-type: image/jpeg

GET
H2 200 5f2a6fea4cb78_nakit_logo_en_pos_color_300.png
www.instructor.cz/media/cache/SliderImg/media/ 40 KB
40 KB 92ms
87ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/SliderImg/media/5f2a6fea4cb78_nakit_logo_en_pos_color_300.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: a41bbd86a4a8e17bd47a59895f84635d531a61eea12725864c3cf21d38e4a278

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f270c-a146"
content-length: 41286
content-type: image/png

GET
H2 200 605081df8111d_5fc4f78b5c32c_happyuser_edunio.jpg
www.instructor.cz/media/cache/SliderImg/media/ 10 KB
10 KB 92ms
87ms Image
image/jpeg 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/SliderImg/media/605081df8111d_5fc4f78b5c32c_happyuser_edunio.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 3e331eb017c1eb0d35f257750f17067e0727fdd426b72e053a429b1d089f736e

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Tue, 16 Mar 2021 10:01:10 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "605081e6-2787"
content-length: 10119
content-type: image/jpeg

GET
H2 200 605098838eae7_5fc4f78b5c32c_happyuser_edunio.jpg
www.instructor.cz/media/cache/SliderImg/media/ 10 KB
10 KB 92ms
87ms Image
image/jpeg 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/SliderImg/media/605098838eae7_5fc4f78b5c32c_happyuser_edunio.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 3e331eb017c1eb0d35f257750f17067e0727fdd426b72e053a429b1d089f736e

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Tue, 16 Mar 2021 11:37:46 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "6050988a-2787"
content-length: 10119
content-type: image/jpeg

GET
H2 200 5f15674890177_jana%40320x362.png
www.instructor.cz/media/cache/BlockPersonImage/media/ 168 KB
169 KB 92ms
87ms Image
image/png 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/cache/BlockPersonImage/media/5f15674890177_jana%40320x362.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 4c5ef14409e1f9212035e38b49e1e881fda78e58e983d44afa90f661308e1437

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:10 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2706-2a14e"
content-length: 172366
content-type: image/png

GET
H2 200 bg-02-instructor.43591e6a.jpg
www.instructor.cz/build/img/layout/ 84 KB
84 KB 92ms
88ms Image
image/jpeg 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/img/layout/bg-02-instructor.43591e6a.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 9faca6d76a098befe34e650b9548650508e13a33f96a18d014657968c280b0f3

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-150ec"
content-length: 86252
content-type: image/jpeg

GET
H2 200 5ff5be149aab9_ins-white-footer.svg
www.instructor.cz/media/ 17 KB
17 KB 92ms
88ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/media/5ff5be149aab9_ins-white-footer.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 4dcb041383f1f588f738da207513f28f428285ec36567305bf959076518ddd7b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:21:29 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2719-429c"
content-length: 17052
content-type: image/svg+xml

GET
H2 200 runtime.cf4317a3.js Show response
www.instructor.cz/build/ 1 KB
2 KB 47ms
47ms Script
application/javascript 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/build/runtime.cf4317a3.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: b4fa567cbf1260f3a3eb142e37b6201533a0112b85b8986d1c78d773a8e955ad

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-5e1"
content-length: 1505
content-type: application/javascript

GET
H2 200 0.0f8a0ad3.js Show response
www.instructor.cz/build/ 20 KB
20 KB 49ms
48ms Script
application/javascript 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/build/0.0f8a0ad3.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 2d031fd7e6f41735c2feeb81f97eaa1dbbb690f53d4a7c6da055b2afbda2447c

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-4e7f"
content-length: 20095
content-type: application/javascript

GET
H2 200 2.23cc15eb.js Show response
www.instructor.cz/build/ 185 KB
185 KB 55ms
47ms Script
application/javascript 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/build/2.23cc15eb.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: e5082ace402a021a5c060586ca2870ef8696a953e10f1628c8c0a636e20559b3

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-2e21a"
content-length: 188954
content-type: application/javascript

GET
H2 200 app.b414faca.js Show response
www.instructor.cz/build/ 17 KB
17 KB 87ms
78ms Script
application/javascript 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/build/app.b414faca.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: 7ddb500a041e8532552a7502537b3a756059a5cd092e8f8076385489ba53c122

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:16 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2748-453d"
content-length: 17725
content-type: application/javascript

GET
H2 200 gtm.js Show response
www.googletagmanager.com/ 134 KB
47 KB 26ms
21ms Script
application/javascript 2a00:1450:4001:827::2008
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:827::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

7a85ff2a92c73016e07b4478ab2adec1617015ff70015be6e00781e9535336c0

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
content-encoding: br
vary: Accept-Encoding
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 48125
x-xss-protection: 0
last-modified: Wed, 17 Mar 2021 06:00:00 GMT
server: Google Tag Manager
strict-transport-security: max-age=31536000; includeSubDomains
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Wed, 17 Mar 2021 07:45:15 GMT

GET
H2 200 L9LRkyyssO0 Show response
www.youtube.com/embed/ Frame 5A62 50 KB
21 KB 54ms
50ms Document
text/html 2a00:1450:4001:811::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/embed/L9LRkyyssO0

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:811::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

d8e3ba02c8d7454901ef43cf1f4861a383fa7fa53235f2a7a2eff2b8c097a222

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

:method: GET
:authority: www.youtube.com
:scheme: https
:path: /embed/L9LRkyyssO0
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

content-type: text/html; charset=utf-8
x-content-type-options: nosniff
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Wed, 17 Mar 2021 07:45:15 GMT
strict-transport-security: max-age=31536000
p3p: CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."
content-encoding: br
server: ESF
x-xss-protection: 0
set-cookie: YSC=CZBtQOzfkII; Domain=.youtube.com; Path=/; Secure; HttpOnly; SameSite=none VISITOR_INFO1_LIVE=s3R1ovaz9LA; Domain=.youtube.com; Expires=Mon, 13-Sep-2021 07:45:15 GMT; Path=/; Secure; HttpOnly; SameSite=none CONSENT=PENDING+945; expires=Fri, 01-Jan-2038 00:00:00 GMT; path=/; domain=.youtube.com
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"

GET
H2 200 symbols-02-instructor.11ab1a73.svg
www.instructor.cz/build/images/ 1 KB
1 KB 86ms
85ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/images/symbols-02-instructor.11ab1a73.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/build/app.9d68c45a.css
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: bb411f614303dff1fb78be1697243cfc3b8429c5d28f405c6574c7e7099629f7

Request headers

Referer: https://www.instructor.cz/build/app.9d68c45a.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:15 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2747-4b5"
content-length: 1205
content-type: image/svg+xml

GET
H2 200 symbols-01-instructor.fcf221ee.svg
www.instructor.cz/build/images/ 4 KB
4 KB 84ms
84ms Image
image/svg+xml 149.62.148.43
MASTER-AS Czech R...

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/build/images/symbols-01-instructor.fcf221ee.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/build/app.9d68c45a.css
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic / www.master.cz, CZ),
Reverse DNS: 149-62-148-43.static.masterinter.net
Software: nginx/1.14.1 /
Resource Hash: adf9edc25bc8e9dfcb7d916a3f46f8abdae73630920925e38d4998d8a5bdbefa

Request headers

Referer: https://www.instructor.cz/build/app.9d68c45a.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
last-modified: Mon, 15 Mar 2021 09:22:15 GMT
server: nginx/1.14.1
accept-ranges: bytes
etag: "604f2747-fc8"
content-length: 4040
content-type: image/svg+xml

GET
H2 200 KFOmCnqEu92Fr1Mu4mxK.woff2
fonts.gstatic.com/s/roboto/v20/ 15 KB
15 KB 7ms
6ms Font
font/woff2 2a00:1450:4001:811::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v20/KFOmCnqEu92Fr1Mu4mxK.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

48c3fa6f86c54f1d9bb519220713d4b0a1f8cd1a589a3c03b9fa82e98ecb13e3

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 18:51:47 GMT
x-content-type-options: nosniff
last-modified: Wed, 24 Jul 2019 01:18:36 GMT
server: sffe
age: 132808
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 15736
x-xss-protection: 0
expires: Tue, 15 Mar 2022 18:51:47 GMT

GET
H2 200 NaPDcZTIAOhVxoMyOr9n_E7ffHjDGItzYw.woff2
fonts.gstatic.com/s/titilliumweb/v9/ 11 KB
12 KB 9ms
8ms Font
font/woff2 2a00:1450:4001:811::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/titilliumweb/v9/NaPDcZTIAOhVxoMyOr9n_E7ffHjDGItzYw.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

0e35ec3dfa80b7851b7826fcae5e1ef652d03d77c6c2af9f0bf1b97d49fe876d

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Sat, 13 Mar 2021 10:13:45 GMT
x-content-type-options: nosniff
last-modified: Thu, 10 Sep 2020 17:06:52 GMT
server: sffe
age: 336690
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 11720
x-xss-protection: 0
expires: Sun, 13 Mar 2022 10:13:45 GMT

GET
H2 200 NaPecZTIAOhVxoMyOr9n_E7fdMPmDQ.woff2
fonts.gstatic.com/s/titilliumweb/v9/ 12 KB
12 KB 8ms
8ms Font
font/woff2 2a00:1450:4001:811::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/titilliumweb/v9/NaPecZTIAOhVxoMyOr9n_E7fdMPmDQ.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

5fa20d91c9e94f0dcd1398f5e8909706c437748ca1800616ee76deb6cefbdf03

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Sat, 13 Mar 2021 10:51:20 GMT
x-content-type-options: nosniff
last-modified: Thu, 10 Sep 2020 17:07:03 GMT
server: sffe
age: 334435
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 12356
x-xss-protection: 0
expires: Sun, 13 Mar 2022 10:51:20 GMT

GET
H2 200 KFOlCnqEu92Fr1MmWUlfBBc4.woff2
fonts.gstatic.com/s/roboto/v20/ 15 KB
16 KB 7ms
7ms Font
font/woff2 2a00:1450:4001:811::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v20/KFOlCnqEu92Fr1MmWUlfBBc4.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

b4d07892cde715d50bb69c1982df496385d1dfd8f9d1867c31f19a3c8634cfae

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 10 Mar 2021 19:52:31 GMT
x-content-type-options: nosniff
last-modified: Wed, 24 Jul 2019 01:19:00 GMT
server: sffe
age: 561164
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 15816
x-xss-protection: 0
expires: Thu, 10 Mar 2022 19:52:31 GMT

GET
H2 200 KFOlCnqEu92Fr1MmSU5fBBc4.woff2
fonts.gstatic.com/s/roboto/v20/ 15 KB
16 KB 8ms
7ms Font
font/woff2 2a00:1450:4001:811::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v20/KFOlCnqEu92Fr1MmSU5fBBc4.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

29f6da0a8c21c5681511bb9b08663d3fd2c5d09c9bd8054ec354c563b8c8b7c1

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 10 Mar 2021 22:41:50 GMT
x-content-type-options: nosniff
last-modified: Wed, 24 Jul 2019 01:18:55 GMT
server: sffe
age: 551005
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 15784
x-xss-protection: 0
expires: Thu, 10 Mar 2022 22:41:50 GMT

GET
H3-Q050 200 NaPDcZTIAOhVxoMyOr9n_E7ffHjDGIVzY4SY.woff2
fonts.gstatic.com/s/titilliumweb/v9/ 7 KB
7 KB 7ms
6ms Font
font/woff2 2a00:1450:4001:800::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/titilliumweb/v9/NaPDcZTIAOhVxoMyOr9n_E7ffHjDGIVzY4SY.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

86e0b51d47a8d9c531016c0c8d5c30895819cbba3b68b2f444f8bd2519eba065

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Thu, 11 Mar 2021 19:41:30 GMT
x-content-type-options: nosniff
last-modified: Thu, 10 Sep 2020 17:06:18 GMT
server: sffe
age: 475425
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 6684
x-xss-protection: 0
expires: Fri, 11 Mar 2022 19:41:30 GMT

GET
H3-Q050 200 KFOlCnqEu92Fr1MmWUlfChc4EsA.woff2
fonts.gstatic.com/s/roboto/v20/ 12 KB
12 KB 8ms
6ms Font
font/woff2 2a00:1450:4001:800::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v20/KFOlCnqEu92Fr1MmWUlfChc4EsA.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

d072872a98e4b9813b4596891cc5387a3213b3cd90f573a3f06ec49ade27a2af

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Thu, 11 Mar 2021 06:03:19 GMT
x-content-type-options: nosniff
last-modified: Wed, 24 Jul 2019 01:19:05 GMT
server: sffe
age: 524516
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 12048
x-xss-protection: 0
expires: Fri, 11 Mar 2022 06:03:19 GMT

GET
H3-Q050 200 KFOlCnqEu92Fr1MmSU5fChc4EsA.woff2
fonts.gstatic.com/s/roboto/v20/ 12 KB
12 KB 8ms
7ms Font
font/woff2 2a00:1450:4001:800::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v20/KFOlCnqEu92Fr1MmSU5fChc4EsA.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

996da6758e09cf9382a091845b1fc4c5d786fac4f2825c2a2996270620c4883e

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Sat, 13 Mar 2021 10:34:13 GMT
x-content-type-options: nosniff
last-modified: Wed, 24 Jul 2019 01:18:52 GMT
server: sffe
age: 335462
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 12048
x-xss-protection: 0
expires: Sun, 13 Mar 2022 10:34:13 GMT

GET
H3-Q050 200 NaPecZTIAOhVxoMyOr9n_E7fdM3mDbRS.woff2
fonts.gstatic.com/s/titilliumweb/v9/ 7 KB
7 KB 7ms
6ms Font
font/woff2 2a00:1450:4001:800::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/titilliumweb/v9/NaPecZTIAOhVxoMyOr9n_E7fdM3mDbRS.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

423b6af79288a9b4c97af18997f838b2fd0ef1f71b105a1fa55572fe1e4faf47

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 10 Mar 2021 19:52:33 GMT
x-content-type-options: nosniff
last-modified: Thu, 10 Sep 2020 17:07:10 GMT
server: sffe
age: 561162
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 6756
x-xss-protection: 0
expires: Thu, 10 Mar 2022 19:52:33 GMT

GET
H3-Q050 200 KFOmCnqEu92Fr1Mu7GxKOzY.woff2
fonts.gstatic.com/s/roboto/v20/ 12 KB
12 KB 6ms
6ms Font
font/woff2 2a00:1450:4001:800::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v20/KFOmCnqEu92Fr1Mu7GxKOzY.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@400;700&display=fallback

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

4c84629456a70df1137ab4bdcddba32050a2524568912630c2538746cbbcdc51

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://fonts.googleapis.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Fri, 12 Mar 2021 12:41:25 GMT
x-content-type-options: nosniff
last-modified: Wed, 24 Jul 2019 01:18:37 GMT
server: sffe
age: 414230
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 12200
x-xss-protection: 0
expires: Sat, 12 Mar 2022 12:41:25 GMT

GET
H2 200 recaptcha__cs.js Show response
www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/ 337 KB
131 KB 7ms
7ms Script
text/javascript 2a00:1450:4001:809::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/recaptcha__cs.js

Requested by

Host: www.google.com
URL: https://www.google.com/recaptcha/api.js?hl=cs

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:809::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

26c14fda7bde529caa9c6015d667cf1c77abd2991825e42d7f27e45e2b7497bf

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 16:07:44 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 142651
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 134272
x-xss-protection: 0
last-modified: Mon, 15 Mar 2021 04:05:18 GMT
server: sffe
vary: Accept-Encoding
content-type: text/javascript
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Tue, 15 Mar 2022 16:07:44 GMT

GET
H3-Q050 200 www-player-webp.css
www.youtube.com/s/player/b2e56c01/ Frame 5A62 341 KB
51 KB 7ms
6ms Stylesheet
text/css 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/b2e56c01/www-player-webp.css

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

4f3d44464550faae5daa4a090d801ef80ffb455b2c82e9a41b2864b1b5edc7c2

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 15:46:07 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 00:15:17 GMT
server: sffe
age: 143948
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 52229
x-xss-protection: 0
expires: Tue, 15 Mar 2022 15:46:07 GMT

GET
H3-Q050 200 www-embed-player.js Show response
www.youtube.com/s/player/b2e56c01/www-embed-player.vflset/ Frame 5A62 161 KB
58 KB 8ms
7ms Script
text/javascript 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/b2e56c01/www-embed-player.vflset/www-embed-player.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

4e82bd8f567840279d47dc169ac57460b3195b6e9d8c138964534620fcbdce6f

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 15:46:07 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 00:15:17 GMT
server: sffe
age: 143948
vary: Accept-Encoding, Origin
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 59637
x-xss-protection: 0
expires: Tue, 15 Mar 2022 15:46:07 GMT

GET
H3-Q050 200 base.js Show response
www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/ Frame 5A62 2 MB
505 KB 10ms
9ms Script
text/javascript 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/base.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

1ec9dc99e8e7db9c1048749c68a76e2738e2a60ffa59dc79bad31f8f6eab5bba

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 15:46:45 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 00:15:17 GMT
server: sffe
age: 143910
vary: Accept-Encoding, Origin
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 517196
x-xss-protection: 0
expires: Tue, 15 Mar 2022 15:46:45 GMT

GET
H3-Q050 200 fetch-polyfill.js Show response
www.youtube.com/s/player/b2e56c01/fetch-polyfill.vflset/ Frame 5A62 8 KB
3 KB 10ms
9ms Script
text/javascript 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/b2e56c01/fetch-polyfill.vflset/fetch-polyfill.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

de6c4ffa2bd9fd283610e28d0db2ec48607aab39d213a51aef248673a0a7e980

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 15:46:07 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 00:15:17 GMT
server: sffe
age: 143948
vary: Accept-Encoding, Origin
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 3027
x-xss-protection: 0
expires: Tue, 15 Mar 2022 15:46:07 GMT

GET
H3-Q050 200 KFOmCnqEu92Fr1Mu4mxK.woff2
fonts.gstatic.com/s/roboto/v18/ Frame 5A62 15 KB
15 KB 7ms
7ms Font
font/woff2 2a00:1450:4001:800::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v18/KFOmCnqEu92Fr1Mu4mxK.woff2

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

3e253b66056519aa065b00a453bac37ac5ed8f3e6fe7b542e93a9dcdcc11d0bc

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://www.youtube.com
Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Thu, 11 Mar 2021 19:41:25 GMT
x-content-type-options: nosniff
last-modified: Mon, 16 Oct 2017 17:32:55 GMT
server: sffe
age: 475430
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 15344
x-xss-protection: 0
expires: Fri, 11 Mar 2022 19:41:25 GMT

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 46 KB
19 KB 6ms
5ms Script
text/javascript 2a00:1450:4001:801::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:801::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

0f3be44690ae9914ae3e47b7752e1bdea316f09938e9094f99e0de19ccd8987a

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Fri, 05 Feb 2021 21:33:27 GMT
server: Golfe2
age: 6160
date: Wed, 17 Mar 2021 06:02:35 GMT
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 18980
expires: Wed, 17 Mar 2021 08:02:35 GMT

GET
H2 200 hotjar-2204612.js Show response
static.hotjar.com/c/ 5 KB
2 KB 74ms
74ms Script
application/javascript 13.226.159.67
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://static.hotjar.com/c/hotjar-2204612.js?sv=7

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

13.226.159.67 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

server-13-226-159-67.dus51.r.cloudfront.net

Software

Resource Hash

b1eb453c28060f5fd7b60da48e605c313d59b2eb6ac997d38c073bb18f515494

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:15 GMT
content-encoding: br
x-content-type-options: nosniff
cache-control: max-age=60
x-amz-cf-pop: DUS51-C1
etag: W/d6c15fbf4f726145e0986f4b8e6260c4
vary: Accept-Encoding
x-cache: RefreshHit from cloudfront
content-type: application/javascript
access-control-allow-origin: *
x-cache-hit: 1
content-length: 1814
via: 1.1 d47fba004c254adb4e354d0cef499808.cloudfront.net (CloudFront)
x-amz-cf-id: RijLG8FsWhAP8wn2AWgqWSUybTYdlnNKPwWBXvV-EJdZU04zSOV7Dw==

GET
H/1.1 200
OK retargeting.js Show response
c.imedia.cz/js/ 19 KB
7 KB 116ms
53ms Script
application/javascript 2a02:598:2::1033
SEZNAM-

General

Check archive.org

Show headers Download Go to

Full URL: https://c.imedia.cz/js/retargeting.js
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:598:2::1033 , Czech Republic, ASN43037 (SEZNAM-, CZ),
Reverse DNS
Software: nginx /
Resource Hash: 7c3b5dba51c635cfab796f6e6e6120053bf5b386eb3547d1f83ad2af9448492b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date: Wed, 17 Mar 2021 07:45:16 GMT
Content-Encoding: gzip
Last-Modified: Mon, 23 Nov 2020 07:36:50 GMT
Server: nginx
ETag: W/"5fbb6692-4b9e"
Vary: Accept-Encoding
P3P: CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
access-control-allow-origin: *
Cache-Control: no-cache, private, max-age=0, no-cache, no-store
Transfer-Encoding: chunked
Connection: keep-alive
Content-Type: application/javascript
Expires: Wed, 17 Mar 2021 07:45:15 GMT

GET
H3-Q050 200 anchor Show response
www.google.com/recaptcha/api2/ Frame 06A3 19 KB
10 KB 26ms
26ms Document
text/html 2a00:1450:4001:810::2004
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP&size=invisible&sa=contact_form_submit&cb=41ism8t9p9vy

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/recaptcha__cs.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

79a6be0bedc5f3dffa722d411c13c6dd9398cec2bd9d288f3eb6cdb5b7d7e804

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-MdaIPn70bw8EV7o/6o3/9w' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

:method: GET
:authority: www.google.com
:scheme: https
:path: /recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP&size=invisible&sa=contact_form_submit&cb=41ism8t9p9vy
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

content-type: text/html; charset=utf-8
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Wed, 17 Mar 2021 07:45:16 GMT
content-security-policy: script-src 'report-sample' 'nonce-MdaIPn70bw8EV7o/6o3/9w' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
content-encoding: gzip
x-content-type-options: nosniff
x-xss-protection: 1; mode=block
content-length: 10086
server: GSE
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"

POST
H3-Q050 200 collect Show response
www.google-analytics.com/j/ 2 B
70 B 13ms
13ms XHR
text/plain 2a00:1450:4001:801::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j88&a=2126011976&t=pageview&_s=1&dl=https%3A%2F%2Fwww.instructor.cz%2F&ul=en-us&de=UTF-8&dt=%C4%8Cesk%C3%A1%20jedni%C4%8Dka%20pro%20online%20%C5%A1kolen%C3%AD%20BOZP%20a%20PO&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEABAAAAAC~&jid=1529003120&gjid=1131074765&cid=1239980496.1615967116&tid=UA-26110179-1&_gid=319921219.1615967116&_r=1&gtm=2wg330PVD6GGM&z=965003060

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:801::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Wed, 17 Mar 2021 07:45:16 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://www.instructor.cz
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 modules.385e5029655a846359a5.js Show response
script.hotjar.com/ 217 KB
58 KB 30ms
29ms Script
application/javascript 13.226.159.112
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://script.hotjar.com/modules.385e5029655a846359a5.js

Requested by

Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-2204612.js?sv=7

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

13.226.159.112 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

server-13-226-159-112.dus51.r.cloudfront.net

Software

Resource Hash

ec3e271eed759fab8bf86ca363811159faf214b1ac3d943eab9f4d6f744f2cbd

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Tue, 16 Mar 2021 11:03:07 GMT
content-encoding: br
x-content-type-options: nosniff
age: 74529
x-cache: Hit from cloudfront
content-length: 58606
access-control-allow-origin: *
last-modified: Tue, 16 Mar 2021 11:02:26 GMT
etag: "fadc55851cce596396b4403635b35293"
vary: Accept-Encoding
content-type: application/javascript
via: 1.1 4ba9d3779ca8afc198240a34dffb07c4.cloudfront.net (CloudFront)
cache-control: max-age=31536000
x-amz-cf-pop: DUS51-C1
accept-ranges: bytes
x-robots-tag: none
x-amz-cf-id: dFxmP1QbheBoW2Q-Aj7pl66IILT3Uz3mFOjxELSmqWOFrPyB2OoPyw==

GET
H3-Q050 200 styles__ltr.css
www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/ Frame 06A3 50 KB
25 KB 8ms
7ms Stylesheet
text/css 2a00:1450:4001:812::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/styles__ltr.css

Requested by

Host: www.google.com
URL: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP&size=invisible&sa=contact_form_submit&cb=41ism8t9p9vy

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:812::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

6b08ea3a348838bc942ad470a757575975bd09459b63c1872c6e1129a6ca1939

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.google.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Tue, 16 Mar 2021 15:22:32 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 04:05:18 GMT
server: sffe
age: 58964
vary: Accept-Encoding
content-type: text/css
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 25479
x-xss-protection: 0
expires: Wed, 16 Mar 2022 15:22:32 GMT

GET
H3-Q050 200 recaptcha__cs.js Show response
www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/ Frame 06A3 337 KB
131 KB 9ms
9ms Script
text/javascript 2a00:1450:4001:812::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/recaptcha__cs.js

Requested by

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:812::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

26c14fda7bde529caa9c6015d667cf1c77abd2991825e42d7f27e45e2b7497bf

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.google.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 16:07:44 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 142652
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 134272
x-xss-protection: 0
last-modified: Mon, 15 Mar 2021 04:05:18 GMT
server: sffe
vary: Accept-Encoding
content-type: text/javascript
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Tue, 15 Mar 2022 16:07:44 GMT

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
90 B 14ms
14ms XHR
text/plain 2a00:1450:400c:c0c::9a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j88&tid=UA-26110179-1&cid=1239980496.1615967116&jid=1529003120&gjid=1131074765&_gid=319921219.1615967116&_u=YEBAAEAAAAAAAC~&z=1081451952

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c0c::9a Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
date: Wed, 17 Mar 2021 07:45:16 GMT
content-type: text/plain
access-control-allow-origin: https://www.instructor.cz
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3-Q050

200

id Show response
googleads.g.doubleclick.net/pagead/ Frame 5A62
Redirect Chain

https://googleads.g.doubleclick.net/pagead/id
https://googleads.g.doubleclick.net/pagead/id?slf_rd=1

113 B
320 B

26ms
26ms

XHR
application/json

2a00:1450:4001:809::2002
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://googleads.g.doubleclick.net/pagead/id?slf_rd=1

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:809::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

b82145a46daa88c5e3f6274896c27ad8ad961211ce62cb3ce4413ce0dd191018

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:16 GMT
content-encoding: gzip
x-content-type-options: nosniff
p3p: policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
cross-origin-resource-policy: cross-origin
content-disposition: attachment; filename="f.txt"
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 133
x-xss-protection: 0
pragma: no-cache
server: cafe
content-type: application/json; charset=UTF-8
access-control-allow-origin: https://www.youtube.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
timing-allow-origin: *
expires: Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

date: Wed, 17 Mar 2021 07:45:16 GMT
x-content-type-options: nosniff
access-control-allow-origin: https://www.youtube.com
p3p: policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 0
x-xss-protection: 0
pragma: no-cache
server: cafe
content-type: text/html; charset=UTF-8
location: https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
timing-allow-origin: *
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ad_status.js Show response
static.doubleclick.net/instream/ Frame 5A62 29 B
91 B 6ms
6ms Script
text/javascript 2a00:1450:4001:808::2006
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://static.doubleclick.net/instream/ad_status.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/b2e56c01/www-embed-player.vflset/www-embed-player.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:808::2006 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

eed0dc1fdb5d97ed188ae16fd5e1024a5bb744af47340346be2146300a6c54b9

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:33:07 GMT
x-content-type-options: nosniff
last-modified: Thu, 12 Dec 2013 23:40:16 GMT
server: sffe
age: 729
content-type: text/javascript
access-control-allow-origin: *
cache-control: public, max-age=900
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 29
x-xss-protection: 0
expires: Wed, 17 Mar 2021 07:48:07 GMT

GET
H3-Q050 200 ga-audiences
www.google.com/ads/ 42 B
238 B 16ms
15ms Image
image/gif 2a00:1450:4001:810::2004
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j88&tid=UA-26110179-1&cid=1239980496.1615967116&jid=1529003120&_u=YEBAAEAAAAAAAC~&z=1695373771

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 17 Mar 2021 07:45:16 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-type: image/gif
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.de/ads/ 42 B
107 B 17ms
17ms Image
image/gif 2a00:1450:4001:82b::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j88&tid=UA-26110179-1&cid=1239980496.1615967116&jid=1529003120&_u=YEBAAEAAAAAAAC~&z=1695373771

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 17 Mar 2021 07:45:16 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-type: image/gif
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3-Q050 200 _2xKQbc9DIbjwndoguyGCGx3O9kecy5W0kvVgEU1jhM.js Show response
www.google.com/js/bg/ Frame 06A3 14 KB
6 KB 6ms
6ms Script
text/javascript 2a00:1450:4001:810::2004
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/js/bg/_2xKQbc9DIbjwndoguyGCGx3O9kecy5W0kvVgEU1jhM.js

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/6g5J7UfDQ9mLrweZHj04ekSP/recaptcha__cs.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

ff6c4a41b73d0c86e3c2776882ec86086c773bd91e732e56d24bd58045358e13

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP&size=invisible&sa=contact_form_submit&cb=41ism8t9p9vy
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 17:08:01 GMT
content-encoding: br
x-content-type-options: nosniff
last-modified: Mon, 08 Mar 2021 18:00:00 GMT
server: sffe
age: 139035
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 5711
x-xss-protection: 0
expires: Tue, 15 Mar 2022 17:08:01 GMT

GET
H2 200 box-469cf41adb11dc78be68c1ae7f9457a4.html Show response
vars.hotjar.com/ Frame F3D8 2 KB
1 KB 28ms
28ms Document
text/html 13.226.159.42
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://vars.hotjar.com/box-469cf41adb11dc78be68c1ae7f9457a4.html
Requested by: Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-2204612.js?sv=7
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 13.226.159.42 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-13-226-159-42.dus51.r.cloudfront.net
Software: /
Resource Hash: 66f396314193bfe4809457b6c8004d026e3c503befe550e29ea068667f84ce39

Request headers

:method: GET
:authority: vars.hotjar.com
:scheme: https
:path: /box-469cf41adb11dc78be68c1ae7f9457a4.html
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

content-type: text/html
content-length: 851
date: Mon, 23 Nov 2020 17:01:03 GMT
accept-ranges: bytes
cache-control: max-age=31536000
content-encoding: br
etag: "d594f1d4c3e5dbd6b556c60d34e0daea"
last-modified: Mon, 23 Nov 2020 15:41:01 GMT
x-robots-tag: none
vary: Accept-Encoding
x-cache: Hit from cloudfront
via: 1.1 0406d08716a9781a5c19ff86db2debd3.cloudfront.net (CloudFront)
x-amz-cf-pop: DUS51-C1
x-amz-cf-id: M_cNk5siXspLbPhI5PRWBIiuKQs1tj8GRGV1kAc2rEEyDyzs62105A==
age: 9816253

GET
H3-Q050 200 remote.js Show response
www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/ Frame 5A62 97 KB
32 KB 7ms
7ms Script
text/javascript 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/remote.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/base.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

4265eaa975ba51f71d28969829a092f38c84dd0ad29ded35534eefe503db5d24

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 16:00:39 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 00:15:17 GMT
server: sffe
age: 143077
vary: Accept-Encoding, Origin
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 32719
x-xss-protection: 0
expires: Tue, 15 Mar 2022 16:00:39 GMT

GET
H3-Q050 200 Lk6UDne6uWYTIKRtltDojmU-Ziv630nhA_qf_haELNE.js Show response
www.google.com/js/th/ Frame 5A62 33 KB
12 KB 7ms
7ms Script
text/javascript 2a00:1450:4001:810::2004
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/js/th/Lk6UDne6uWYTIKRtltDojmU-Ziv630nhA_qf_haELNE.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/base.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

2e4e940e77bab9661320a46d96d0e88e653e662bfadf49e103fa9ffe16842cd1

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 14:15:51 GMT
content-encoding: br
x-content-type-options: nosniff
last-modified: Mon, 08 Mar 2021 18:00:00 GMT
server: sffe
age: 149365
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 12740
x-xss-protection: 0
expires: Tue, 15 Mar 2022 14:15:51 GMT

GET
H3-Q050 200 embed.js Show response
www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/ Frame 5A62 23 KB
7 KB 7ms
7ms Script
text/javascript 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/embed.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/base.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

5d61ca3e7e8a15ea0b45ae62105c7fbb784d5f89137e0d5fd411f3d603511346

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Mon, 15 Mar 2021 15:46:46 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 15 Mar 2021 00:15:17 GMT
server: sffe
age: 143910
vary: Accept-Encoding, Origin
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 7323
x-xss-protection: 0
expires: Tue, 15 Mar 2022 15:46:46 GMT

GET
H3-Q050 200 webworker.js
www.google.com/recaptcha/api2/ Frame 06A3 102 B
240 B 14ms
14ms Other
text/javascript 2a00:1450:4001:810::2004
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/recaptcha/api2/webworker.js?hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP

Requested by

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

c2f9adcecb74844d1680340168d20dee38ddcabfdbf320f2b22b0cdc742fa1dd

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self'
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

Request headers

Referer: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=6g5J7UfDQ9mLrweZHj04ekSP&size=invisible&sa=contact_form_submit&cb=41ism8t9p9vy
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:16 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: GSE
x-frame-options: SAMEORIGIN
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=300
content-security-policy: frame-ancestors 'self'
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 112
x-xss-protection: 1; mode=block
expires: Wed, 17 Mar 2021 07:45:16 GMT

GET
H/1.1 200
Ok retargeting
c.seznam.cz/ 43 B
512 B 338ms
207ms Image
image/gif 2a02:598:a::78:60
SEZNAM-

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://c.seznam.cz/retargeting?id=19249&category=&itemId=&url=https%3A%2F%2Fwww.instructor.cz%2F

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a02:598:a::78:60 , Czech Republic, ASN43037 (SEZNAM-, CZ),

Reverse DNS

Software

nginx /

Resource Hash

3331a0486cb3e8a75c8c2fdf02bf80fd8fe2b811dfe5c7b4aa892d38bfcf604a

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date: Wed, 17 Mar 2021 07:45:16 GMT
Server: nginx
Vary: Accept-Encoding
P3P: CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
Connection: keep-alive
Strict-Transport-Security: max-age=63072000
Content-Type: image/gif
Content-Length: 43

GET
H3-Q050 200 cast_sender.js Show response
www.gstatic.com/cv/js/sender/v1/ Frame 5A62 4 KB
2 KB 14ms
13ms Script
text/javascript 2a00:1450:4001:812::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/cv/js/sender/v1/cast_sender.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/b2e56c01/player_ias.vflset/en_US/base.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:812::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

ee147e859ad0f09aa50367974e38ab53e7c7054c4a51d400a7f45b0eb251454f

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:16 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Tue, 16 Feb 2021 23:57:06 GMT
server: sffe
vary: Accept-Encoding
content-type: text/javascript
cache-control: private, max-age=3000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 2007
x-xss-protection: 0
expires: Wed, 17 Mar 2021 07:45:16 GMT

GET
H3-Q050 204 generate_204
www.youtube.com/ Frame 5A62 0
36 B 6ms
6ms Image
text/plain 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.youtube.com/generate_204?WjuCNg
Requested by: Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol: H3-Q050
Security: QUIC, , AES_128_GCM
Server: 2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://www.youtube.com/embed/L9LRkyyssO0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date: Wed, 17 Mar 2021 07:45:16 GMT
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 0

POST
H3-Q050 200 log_event Show response
www.youtube.com/youtubei/v1/ Frame 5A62 28 B
171 B 18ms
17ms XHR
application/json 2a00:1450:4001:827::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/youtubei/v1/log_event?alt=json&key=AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/b2e56c01/www-embed-player.vflset/www-embed-player.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type: application/json
X-YouTube-Utc-Offset: 60
X-YouTube-Client-Name: 56
Referer: https://www.youtube.com/embed/L9LRkyyssO0
X-YouTube-Client-Version: 1.20210314.0.0
X-YouTube-Time-Zone: Europe/Berlin
X-Goog-Visitor-Id: CgtzM1Ixb3ZhejlMQSiL58aCBg%3D%3D
X-YouTube-Ad-Signals: dt=1615967116023&flash=0&frm=2&u_tz=60&u_his=2&u_java&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_nplug&u_nmime&bc=31&bih=-12245933&biw=-12245933&brdim=0%2C0%2C0%2C0%2C1600%2C0%2C1600%2C1200%2C0%2C0&vis=1&wgl=true&ca_type=image&bid=ANyPxKqowEq6lQUPhbTomRkgOwzCFdu0H4U7VB10uOO70wnwwhijLlZR4Oofwsch79l5yIWWRB94Xd88kx4tQDrq98oXyxvfrg

Response headers

date: Wed, 17 Mar 2021 07:45:26 GMT
content-encoding: br
x-content-type-options: nosniff
server: ESF
x-frame-options: SAMEORIGIN
vary: Origin, X-Origin, Referer
p3p: CP="This is not a P3P policy! See g.co/p3phelp for more info."
cache-control: private
content-type: application/json; charset=UTF-8
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 31
x-xss-protection: 0
expires: Wed, 17 Mar 2021 07:45:26 GMT

Verdicts & Comments Add Verdict or Comment

37 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

9 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.youtube.com/	1970-01-19 21:11:59	Name: VISITOR_INFO1_LIVE Value: s3R1ovaz9LA
.youtube.com/	1969-12-31 23:59:59	Name: YSC Value: CZBtQOzfkII
.instructor.cz/	1970-01-20 01:38:23	Name: _hjid Value: 43b92b20-b80f-462b-ba3d-188c0fa3b129
.instructor.cz/	1970-01-19 16:52:48	Name: _hjFirstSeen Value: 1
.instructor.cz/	1969-12-31 23:59:59	Name: _hjTLDTest Value: 1
.instructor.cz/	1970-01-19 16:52:47	Name: _gat_UA-26110179-1 Value: 1
.instructor.cz/	1970-01-19 16:54:13	Name: _gid Value: GA1.2.319921219.1615967116
.instructor.cz/	1970-01-20 10:23:59	Name: _ga Value: GA1.2.1239980496.1615967116
.instructor.cz/	1970-01-19 19:02:23	Name: _gcl_au Value: 1.1.577920155.1615967116

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

c.imedia.cz
c.seznam.cz
fonts.googleapis.com
fonts.gstatic.com
googleads.g.doubleclick.net
script.hotjar.com
static.doubleclick.net
static.hotjar.com
stats.g.doubleclick.net
vars.hotjar.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
www.gstatic.com
www.instructor.cz
www.youtube.com
13.226.159.112
13.226.159.42
13.226.159.67
149.62.148.43
2a00:1450:4001:800::2003
2a00:1450:4001:801::200e
2a00:1450:4001:808::2006
2a00:1450:4001:809::2002
2a00:1450:4001:809::2003
2a00:1450:4001:810::2004
2a00:1450:4001:811::2003
2a00:1450:4001:811::200e
2a00:1450:4001:812::2002
2a00:1450:4001:812::2003
2a00:1450:4001:827::2008
2a00:1450:4001:827::200e
2a00:1450:4001:82a::200a
2a00:1450:4001:82b::2003
2a00:1450:400c:c0c::9a
2a02:598:2::1033
2a02:598:a::78:60
05767e9fde2fe38a492acceb033ac08ae3b633de5c161d1099ca24dfb5734074
0576fedbe26d99632dff9b5b1f7f4e76694e022c9d28b64ff6fb829178a46669
0e35ec3dfa80b7851b7826fcae5e1ef652d03d77c6c2af9f0bf1b97d49fe876d
0f3be44690ae9914ae3e47b7752e1bdea316f09938e9094f99e0de19ccd8987a
11e5334dbdcc2a2bc545b8820769f9d4a71207d83a7aa62c35688c2ecf27214f
144a164d0cc5465a87478dca8a3669d42d6f0e276026b4fc45035a69a7fd9269
1615a03658733df5642e0fcb64a6d8c93dafbafec9f86242704b1d87bf62f2f5
1884f17b56639fcd5ed5d7187dd283903ae7a0e23abd0fc52b93b3a36693d48e
1ec9dc99e8e7db9c1048749c68a76e2738e2a60ffa59dc79bad31f8f6eab5bba
1f69cd36bec420bd88128d7a62e660b821c6ddc03c81a6443221290c57eba301
2357eda85202489c9ea9733051da0c86cac500618a4b50cfbbe23d68b438cbc1
23dd9817174963bb050a409036299516d033bbe9a9af642f27911b3ab1e9700f
26c14fda7bde529caa9c6015d667cf1c77abd2991825e42d7f27e45e2b7497bf
29f6da0a8c21c5681511bb9b08663d3fd2c5d09c9bd8054ec354c563b8c8b7c1
2d031fd7e6f41735c2feeb81f97eaa1dbbb690f53d4a7c6da055b2afbda2447c
2e4e940e77bab9661320a46d96d0e88e653e662bfadf49e103fa9ffe16842cd1
3331a0486cb3e8a75c8c2fdf02bf80fd8fe2b811dfe5c7b4aa892d38bfcf604a
34e5ec8c670e5b7ef74bb8075f962500c4510991935974d0666e24e00fb0793b
3a4d2c619d0172f91f38a2aafb3b67f087e3a92b88326ff318c47e1eb48cb6fa
3e253b66056519aa065b00a453bac37ac5ed8f3e6fe7b542e93a9dcdcc11d0bc
3e331eb017c1eb0d35f257750f17067e0727fdd426b72e053a429b1d089f736e
423b6af79288a9b4c97af18997f838b2fd0ef1f71b105a1fa55572fe1e4faf47
4265eaa975ba51f71d28969829a092f38c84dd0ad29ded35534eefe503db5d24
43144b1de3510e64b8b0fa0896a8b76b5b4d4e4232067f8f334cf0e25fba01ea
43339d374d681fd6eb8b22e6b5f9a67a88f67d44079d7a8315bb4245f94545dc
46207a4cc1b424c4258b116016b720e39a6a80b460c6e7ed56e3686a29ea2459
48c3fa6f86c54f1d9bb519220713d4b0a1f8cd1a589a3c03b9fa82e98ecb13e3
4c5ef14409e1f9212035e38b49e1e881fda78e58e983d44afa90f661308e1437
4c84629456a70df1137ab4bdcddba32050a2524568912630c2538746cbbcdc51
4dcb041383f1f588f738da207513f28f428285ec36567305bf959076518ddd7b
4e82bd8f567840279d47dc169ac57460b3195b6e9d8c138964534620fcbdce6f
4f3d44464550faae5daa4a090d801ef80ffb455b2c82e9a41b2864b1b5edc7c2
5d61ca3e7e8a15ea0b45ae62105c7fbb784d5f89137e0d5fd411f3d603511346
5f7aecedd45f129a84b0afa8cf623176331def78144bc5f2d5c69fc67c12fcf6
5fa20d91c9e94f0dcd1398f5e8909706c437748ca1800616ee76deb6cefbdf03
62502a1fe45a7ecd85bb540c854054074b0905cc2558c7a0110e7522e8173fe0
66f396314193bfe4809457b6c8004d026e3c503befe550e29ea068667f84ce39
6b08ea3a348838bc942ad470a757575975bd09459b63c1872c6e1129a6ca1939
6b378aa1abd7c2cd7722a9a131559312af78ffca72a105191de4bd08b8a1fc10
6e5f17d5730b0732308afee5404df5d7a6c3e52bd20a5c70398f9c3969c8f203
6f50cea1deb5d9f1bd2b8363ed4907b1913eaaca56bc6fa540d5d93860291d17
706451a0c500c0eba0b12e1d2fb5a55fa70bf1b5e8404a356723463a24218dc8
75a14d0148f1e2af5a21a5c4f165980251ca61d2aa5edcee951d3c125c58e143
7679a3c2aff233be5a4b6a2593e8ffe67db9d0815b47ed993c427818b2dd3655
79a6be0bedc5f3dffa722d411c13c6dd9398cec2bd9d288f3eb6cdb5b7d7e804
7a85ff2a92c73016e07b4478ab2adec1617015ff70015be6e00781e9535336c0
7c3b5dba51c635cfab796f6e6e6120053bf5b386eb3547d1f83ad2af9448492b
7ddb500a041e8532552a7502537b3a756059a5cd092e8f8076385489ba53c122
82258995c601d78c8bff7cccce037bf39f9f9c41154fd23c936530e2dda20cdc
8441d7b52608c1e3b1d9805abe53fbcac5840bfdb35523f1d6caaeb42b9cd766
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
86e0b51d47a8d9c531016c0c8d5c30895819cbba3b68b2f444f8bd2519eba065
91cfc239c2614d3969c677d841a6ff7da2267eb90e5bf48246dfa09caee7e6a8
975a5f63ba66793849855ca6b0fdfc4db7177dd2304500bd120910f2babd946f
98e5dde514456ec79048a4d1b8e5828263854aee5cdbae1fab6cc4c34801ba28
996da6758e09cf9382a091845b1fc4c5d786fac4f2825c2a2996270620c4883e
9abc4cb202fa63e914166ea316de218f0224b8396b5c1be7752853594ffc595d
9faca6d76a098befe34e650b9548650508e13a33f96a18d014657968c280b0f3
a0d46d183bd6a82a7bbfafeb4e59149ae07042b84b61ab1bb8cf5b10f45a2c19
a41bbd86a4a8e17bd47a59895f84635d531a61eea12725864c3cf21d38e4a278
a5ff040021954484e6896b81d97a9d10cb98c609a61c0b593a5ffcb1eba8d3b8
a78218c89e35a85a2e6e6eb397b1da25c9d5091d34dd6eb891c4cde171cdff19
adf9edc25bc8e9dfcb7d916a3f46f8abdae73630920925e38d4998d8a5bdbefa
b1eb453c28060f5fd7b60da48e605c313d59b2eb6ac997d38c073bb18f515494
b4d07892cde715d50bb69c1982df496385d1dfd8f9d1867c31f19a3c8634cfae
b4fa567cbf1260f3a3eb142e37b6201533a0112b85b8986d1c78d773a8e955ad
b82145a46daa88c5e3f6274896c27ad8ad961211ce62cb3ce4413ce0dd191018
bb411f614303dff1fb78be1697243cfc3b8429c5d28f405c6574c7e7099629f7
c20e2174c2ff686b47654124082f62bca5049078d28bf10215d4f34ff1b46b32
c2f9adcecb74844d1680340168d20dee38ddcabfdbf320f2b22b0cdc742fa1dd
d072872a98e4b9813b4596891cc5387a3213b3cd90f573a3f06ec49ade27a2af
d0afbd4aa77e08225c7527a4170393f64cfc77d2681c74cea899cc35eaca77c7
d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336
d8e3ba02c8d7454901ef43cf1f4861a383fa7fa53235f2a7a2eff2b8c097a222
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
de6c4ffa2bd9fd283610e28d0db2ec48607aab39d213a51aef248673a0a7e980
df6d72b902ad28ebb8cc9121b0536cc1c8927fab3d75a872e1adccba4fb57c93
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
e5082ace402a021a5c060586ca2870ef8696a953e10f1628c8c0a636e20559b3
e7601dc2d45e4beb047661ba9e9a15070044271365f8bac6ad5cf9a55133cc5b
e9e36a320348672898fd2cf1b97568017c1a05c985055ac70748834bc25822a0
ec3e271eed759fab8bf86ca363811159faf214b1ac3d943eab9f4d6f744f2cbd
ed2a6619dc6a67f4e26cce069157dfda8958da9914917c8832c771f27f82fdc7
ee147e859ad0f09aa50367974e38ab53e7c7054c4a51d400a7f45b0eb251454f
eed0dc1fdb5d97ed188ae16fd5e1024a5bb744af47340346be2146300a6c54b9
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
f16ea244c3da00e8c5e94e2319c7eb3d32c89a1dc05c16de2fe6dac1e9700d57
f6b5c0cd9b5cbb38e275e981e036a1eaa67300a52fe294b977d0a26f471d2173
ff6c4a41b73d0c86e3c2776882ec86086c773bd91e732e56d24bd58045358e13

www.instructor.cz Open in urlscan Pro 149.62.148.43 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Detected technologies

Page Statistics

92 Requests

100 %HTTPS

81 %IPv6

12 Domains

17 Subdomains

20 IPs

4 Countries

5813 kBTransfer

8151 kBSize

9 Cookies

13 Outgoing links

Redirected requests

92 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

www.instructor.cz Open in urlscan Pro
149.62.148.43 Public Scan

Screenshot
Live screenshot

Full Image

92
Requests

100 %
HTTPS

81 %
IPv6

12
Domains

17
Subdomains

20
IPs

4
Countries

5813 kB
Transfer

8151 kB
Size

9
Cookies

92 HTTP transactions
0 data transactions