schools.duolingo.com Open in urlscan Pro
3.223.75.38 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
http://schools.duolingo.com/
Effective URL:
https://schools.duolingo.com/
Submission: On February 17 via api (February 17th 2024, 8:02:29 pm UTC) from US — Scanned from DE

Summary HTTP 63 Redirects Links 10 Behaviour Indicators

Summary

This website contacted 20 IPs in 3 countries across 13 domains to perform 63 HTTP transactions. The main IP is 3.223.75.38, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is schools.duolingo.com. The Cisco Umbrella rank of the primary domain is 49900.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 21st 2023. Valid for: a year.

This is the only time schools.duolingo.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	34.231.51.38 34.231.51.38	14618 (AMAZON-AES) (AMAZON-AES)
2	3.223.75.38 3.223.75.38	14618 (AMAZON-AES) (AMAZON-AES)
21	52.222.236.5 52.222.236.5	16509 (AMAZON-02) (AMAZON-02)
3	2a00:1450:400... 2a00:1450:4001:811::2008	15169 (GOOGLE) (GOOGLE)
2	151.101.65.44 151.101.65.44	54113 (FASTLY) (FASTLY)
2	2001:4860:480... 2001:4860:4802:32::178	15169 (GOOGLE) (GOOGLE)
2	2a03:2880:f08... 2a03:2880:f083:100:face:b00c:0:3	32934 (FACEBOOK) (FACEBOOK)
10	2a00:1450:400... 2a00:1450:4001:82b::200e	15169 (GOOGLE) (GOOGLE)
4	54.84.154.41 54.84.154.41	14618 (AMAZON-AES) (AMAZON-AES)
2	2001:4860:480... 2001:4860:4802:32::36	15169 (GOOGLE) (GOOGLE)
1	2a03:2880:f17... 2a03:2880:f176:181:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
2	2a00:1450:400... 2a00:1450:4001:830::2003	15169 (GOOGLE) (GOOGLE)
1 2	2a00:1450:400... 2a00:1450:4001:812::2002	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:80b::2006	15169 (GOOGLE) (GOOGLE)
4	2a00:1450:400... 2a00:1450:4001:82a::200a	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:830::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:809::2016	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:82b::2001	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:80e::2003	15169 (GOOGLE) (GOOGLE)
1	141.226.228.48 141.226.228.48	200478 (TABOOLA-AS) (TABOOLA-AS)
63	20

1 34.231.51.38 (Ashburn, United States) 1 redirects

ASN14618 (AMAZON-AES, US)
PTR: ec2-34-231-51-38.compute-1.amazonaws.com

schools.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 3.223.75.38 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-223-75-38.compute-1.amazonaws.com

schools.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
www.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

21 52.222.236.5 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-52-222-236-5.fra56.r.cloudfront.net

schools-cdn.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:811::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 151.101.65.44 (United States)

ASN54113 (FASTLY, US)

cdn.taboola.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
trc.taboola.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2001:4860:4802:32::178 (United States)

ASN15169 (GOOGLE, US)

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

2 2a03:2880:f083:100:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

connect.facebook.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

10 2a00:1450:4001:82b::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

4 54.84.154.41 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-84-154-41.compute-1.amazonaws.com

excess.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)

region1.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a03:2880:f176:181:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

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

2 2a00:1450:4001:830::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 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 2a00:1450:4001:80b::2006 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

4 2a00:1450:4001:82a::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

jnn-pa.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:830::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4001:809::2016 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

i.ytimg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82b::2001 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

yt3.ggpht.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:80e::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 141.226.228.48 (Netherlands)

ASN200478 (TABOOLA-AS, IL)

trc-events.taboola.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
28	duolingo.com 1 redirects schools.duolingo.com — Cisco Umbrella Rank: 49900 schools-cdn.duolingo.com — Cisco Umbrella Rank: 363669 excess.duolingo.com — Cisco Umbrella Rank: 7437 www.duolingo.com — Cisco Umbrella Rank: 19255	1 MB
10	youtube.com www.youtube.com — Cisco Umbrella Rank: 80	1 MB
4	googleapis.com jnn-pa.googleapis.com — Cisco Umbrella Rank: 230	40 KB
4	gstatic.com fonts.gstatic.com www.gstatic.com	48 KB
4	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 45 region1.google-analytics.com — Cisco Umbrella Rank: 2000	21 KB
3	doubleclick.net 1 redirects googleads.g.doubleclick.net — Cisco Umbrella Rank: 43 static.doubleclick.net — Cisco Umbrella Rank: 271	1 KB
3	taboola.com cdn.taboola.com — Cisco Umbrella Rank: 1140 trc.taboola.com — Cisco Umbrella Rank: 652 trc-events.taboola.com — Cisco Umbrella Rank: 2331	23 KB
3	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 52	269 KB
2	facebook.net connect.facebook.net — Cisco Umbrella Rank: 191	69 KB
1	ggpht.com yt3.ggpht.com — Cisco Umbrella Rank: 218	3 KB
1	ytimg.com i.ytimg.com — Cisco Umbrella Rank: 102	22 KB
1	google.com www.google.com — Cisco Umbrella Rank: 2	20 KB
1	facebook.com www.facebook.com — Cisco Umbrella Rank: 114	185 B
63	13

	Domain	Requested by
21	schools-cdn.duolingo.com	schools.duolingo.com schools-cdn.duolingo.com
10	www.youtube.com	schools-cdn.duolingo.com www.googletagmanager.com www.youtube.com
4	jnn-pa.googleapis.com	www.youtube.com
4	excess.duolingo.com	schools-cdn.duolingo.com
3	www.googletagmanager.com	schools.duolingo.com www.googletagmanager.com www.google-analytics.com
2	www.gstatic.com	www.youtube.com www.gstatic.com
2	googleads.g.doubleclick.net	1 redirects www.youtube.com
2	fonts.gstatic.com	www.youtube.com
2	region1.google-analytics.com	www.googletagmanager.com
2	connect.facebook.net	schools.duolingo.com connect.facebook.net
2	www.google-analytics.com	www.googletagmanager.com schools-cdn.duolingo.com
2	schools.duolingo.com	1 redirects
1	trc-events.taboola.com	schools-cdn.duolingo.com
1	yt3.ggpht.com	www.youtube.com
1	i.ytimg.com	www.youtube.com
1	www.google.com	www.youtube.com
1	static.doubleclick.net	www.youtube.com
1	www.facebook.com	schools.duolingo.com
1	trc.taboola.com	cdn.taboola.com
1	www.duolingo.com	schools-cdn.duolingo.com
1	cdn.taboola.com	www.googletagmanager.com
63	21

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

Domain
duolingo.com
www.duolingo.com
careers.duolingo.com
duolingoschools.zendesk.com
www.facebook.com
twitter.com

Subject Issuer	Validity	Valid
*.duolingo.com Go Daddy Secure Certificate Authority - G2	`2023-11-21` - `2024-12-22`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
*.taboola.com DigiCert Global G2 TLS RSA SHA256 2020 CA1	`2023-10-23` - `2024-11-22`	a year	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2023-11-27` - `2024-02-25`	3 months	crt.sh
*.google.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
*.gstatic.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
*.doubleclick.net GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
upload.video.google.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
www.google.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
edgestatic.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh
*.googleusercontent.com GTS CA 1C3	`2024-01-29` - `2024-04-22`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://schools.duolingo.com/
Frame ID: 0C0E6E0BC7F0AA576C145F027ABF6559
Requests: 40 HTTP requests in this frame

Frame: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
Frame ID: 5DE0F72FCD9578EBB238711CC63A54B9
Requests: 20 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Duolingo for Schools

Page URL History Show full URLs

http://schools.duolingo.com/ HTTP 301
https://schools.duolingo.com/ Page URL

Detected technologies

YouTube (Video Players) Expand

Overall confidence: 100%
Detected patterns

<(?:param|embed|iframe)[^>]+youtube(?:-nocookie)?\.com/(?:v|embed)

Facebook (Widgets) Expand

Overall confidence: 100%
Detected patterns

//connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

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

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/ns\.html[^>]+></iframe>
googletagmanager\.com/gtm\.js
googletagmanager\.com/gtag/js

Page Statistics

63
Requests

98 %
HTTPS

70 %
IPv6

13
Domains

21
Subdomains

20
IPs

3
Countries

2752 kB
Transfer

8716 kB
Size

10
Cookies

10 Outgoing links

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

URL: https://duolingo.com/
Title: Duolingo

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/
Title: Duolingo

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/info
Title: About

Search URL Search Domain Scan URL

URL: https://careers.duolingo.com/
Title: Careers

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/mobile
Title: Apps

Search URL Search Domain Scan URL

URL: https://duolingoschools.zendesk.com/hc/en-us
Title: Help

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/terms
Title: Terms

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/privacy
Title: Privacy

Search URL Search Domain Scan URL

URL: https://www.facebook.com/groups/duolingoeducators
Title: Facebook

Search URL Search Domain Scan URL

URL: https://twitter.com/DuolingoSchools
Title: Twitter

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://schools.duolingo.com/ HTTP 301
https://schools.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 47

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

63 HTTP transactions
1 data transactions

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

GET
H2

200

Primary Request / Show response
schools.duolingo.com/
Redirect Chain

http://schools.duolingo.com/
https://schools.duolingo.com/

2 KB
919 B

444ms
205ms

Document
text/html

3.223.75.38
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://schools.duolingo.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.223.75.38 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-223-75-38.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

270b1dc2ff23495fb7e760326388481eebd5b489db80ed982d1a643300d31734

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

content-encoding: br
content-length: 715
content-type: text/html; charset=utf-8
date: Sat, 17 Feb 2024 20:02:24 GMT
server: duo-api
vary: Accept-Encoding
x-duo-request-host: schools.duolingo.com
x-envoy-upstream-service-time: 80
x-frame-options: SAMEORIGIN

Redirect headers

Connection: keep-alive
Content-Length: 0
Date: Sat, 17 Feb 2024 20:02:23 GMT
location: https://schools.duolingo.com/
server: duo-api
x-duo-request-host: schools.duolingo.com
x-envoy-upstream-service-time: 0

GET
H2 200 vendor-722a939b.css
schools-cdn.duolingo.com/ 47 KB
9 KB 170ms
78ms Stylesheet
text/css 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://schools-cdn.duolingo.com/vendor-722a939b.css
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 2aed4a0161c774e820e5b66fc185c32ae6843377c8604d15490bc1196d1486f8

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-amz-version-id: tnCLlY3sFpkunhNHH0XXsCnNCEy2s4J_
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 09:16:51 GMT
last-modified: Fri, 09 Feb 2024 14:35:14 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 38765
etag: "06095a1cd52381af95c224e9ac951c64"
x-cache: Hit from cloudfront
content-type: text/css
cache-control: max-age=315360000
content-length: 9068
x-amz-cf-id: MkXysooi06mYCCx7ULCWu3l2Dqco42XGUI1cQep8vGkxC9JLqrblbA==

GET
H2 200 app-17572920.css
schools-cdn.duolingo.com/ 123 KB
27 KB 136ms
45ms Stylesheet
text/css 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://schools-cdn.duolingo.com/app-17572920.css
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 3a5555d6b7b7c91123a62c9d837568f71a8604cd2756e24e1eeb755c367cb47d

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-amz-version-id: tEhJxgIpXS4HG1AdLoI.HgxknhbJXQJw
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 09:03:41 GMT
last-modified: Fri, 09 Feb 2024 14:35:11 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 43920
etag: "885029151b1720a2da038d35808ed0d8"
x-cache: Hit from cloudfront
content-type: text/css
cache-control: max-age=315360000
content-length: 26850
x-amz-cf-id: uG_qaX8dAhssgpgZXmpmr5xjnk4tuE1AwOMK8AhjnvbweWDoBpPaig==

GET
H2 200 manifest-baa548b3.js Show response
schools-cdn.duolingo.com/js/ 4 KB
2 KB 128ms
53ms Script
application/javascript 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://schools-cdn.duolingo.com/js/manifest-baa548b3.js
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: be992c2f1df24c8a6252ddd781e8de5feb5c24485bbdb29b11653eb5b94e4dff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-amz-version-id: E2GjlM9V8zXOmLIkw02h9AHnf39IbGkZ
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 08:06:01 GMT
last-modified: Fri, 09 Feb 2024 14:35:13 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 42989
etag: "a73645e1011326f71d2ac61cc521f9ec"
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
content-length: 2094
x-amz-cf-id: n1NYKOggtcYwUF76TXlQsejPSIR_kJsvnYYkH5cAMb0XdohT0KulAQ==

GET
H2 200 ltr-e11afa2c.js Show response
schools-cdn.duolingo.com/js/css/ 235 KB
45 KB 126ms
51ms Script
application/javascript 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://schools-cdn.duolingo.com/js/css/ltr-e11afa2c.js
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 0c13aab4f9a6df3147e0ad5268e5010dbc6b7fa1be331f6aec5a37db4a39e11d

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-amz-version-id: 1nomrEDdtIig.nCBZnignXDzeicK8kYF
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 06:06:54 GMT
last-modified: Fri, 09 Feb 2024 14:35:13 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 50362
etag: "ffee73397dd7fe86759307247f6a3413"
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
content-length: 45768
x-amz-cf-id: _DjO6ZdIGRYjeCspszYJklNAuEal0hqd5iwjxxVQnTI1iJOEL0DlXw==

GET
H2 200 en-a6c2b3d0.js Show response
schools-cdn.duolingo.com/js/strings/ 249 B
589 B 120ms
46ms Script
application/javascript 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://schools-cdn.duolingo.com/js/strings/en-a6c2b3d0.js
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
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AMAZON-02

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AMAZON-02

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Full URL: https://schools-cdn.duolingo.com/js/app-671899c5.js
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GOOGLE

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

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FASTLY

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Full URL: https://cdn.taboola.com/libtrc/unip/1382618/tfa.js
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GET
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GOOGLE

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

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Host: www.googletagmanager.com
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FACEBOOK

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Full URL

https://connect.facebook.net/en_US/fbevents.js

Requested by

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GOOGLE

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Full URL

https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Requested by

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OPTIONS
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AMAZON-AES

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Request headers

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OPTIONS
H2 200 batch
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AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
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Request headers

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Response headers

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AMAZON-02

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Full URL: https://schools-cdn.duolingo.com/images/09cebe78cadbe53a9ebb3491ea3d7a6c.svg
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Response headers

x-amz-version-id: 33FdJsw2OyC3Desxl83xlMZ49Ds6uD3Y
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 09:03:43 GMT
last-modified: Fri, 09 Feb 2024 14:35:13 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 40164
etag: "58cd11e53e88d2b3efce0caa43bf2516"
x-cache: Hit from cloudfront
content-type: image/png
cache-control: max-age=315360000
content-length: 12194
x-amz-cf-id: f99s1ViUnTmoHC01eYgdNsCwwGHodO2d1TAq2RsF8wIwRVFP89D2og==

GET
H2 200 b2a7ea08f9ec09a4491ea3f471aec904.png
schools-cdn.duolingo.com/images/splash/teachers/ 13 KB
14 KB 49ms
49ms Image
image/png 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://schools-cdn.duolingo.com/images/splash/teachers/b2a7ea08f9ec09a4491ea3f471aec904.png
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 65a72ac48c4e711e0aad0c5b4ceff325db11b88e8272162da81b48c7aa8058d7

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-amz-version-id: An2wQJ9dGTGegA1lCHIVgymRCkvxhABM
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 09:43:29 GMT
last-modified: Fri, 09 Feb 2024 14:35:13 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 37268
etag: "91e9f9e4b7af267f8fc236e420c3974e"
x-cache: Hit from cloudfront
content-type: image/png
cache-control: max-age=315360000
content-length: 13660
x-amz-cf-id: ZR9JyDImSRmMrOtlQo-epKI84Uti-rOXFPSEvwKr2Ox0j92BgnLFbg==

GET
H2 200 91df9aca9db7e77f8e3fada5fd9da9fb.png
schools-cdn.duolingo.com/images/splash/ 36 KB
36 KB 69ms
69ms Image
image/png 52.222.236.5
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://schools-cdn.duolingo.com/images/splash/91df9aca9db7e77f8e3fada5fd9da9fb.png
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-52-222-236-5.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 2a4f62948223302984168b11bfe94d89acaacd211eb26e955bcc795d3bd596a4

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-amz-version-id: Rq_7Hscz1yYDtjx42BUKv9T6JXsBxd_J
content-encoding: gzip
via: 1.1 30e954298424aa69c035e25834574742.cloudfront.net (CloudFront)
date: Sat, 17 Feb 2024 08:06:03 GMT
last-modified: Fri, 09 Feb 2024 14:35:13 GMT
server: AmazonS3
x-amz-cf-pop: FRA56-P4
age: 42989
etag: "40d0f1526e5f1b31258c2c183a969dc3"
x-cache: Hit from cloudfront
content-type: image/png
cache-control: max-age=315360000
content-length: 36463
x-amz-cf-id: uY1giqgyOH5rCkzzyowm9tJNSY1YDkDrhwHpG0jcIqb4VKTQDaBB6Q==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 131ms
131ms XHR
text/plain 54.84.154.41
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-c7bce702.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 54.84.154.41 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-54-84-154-41.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://schools.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
Content-type: application/json

Response headers

date: Sat, 17 Feb 2024 20:02:25 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain;charset=iso-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 66 B
484 B 139ms
133ms XHR
application/json 3.223.75.38
AMAZON-AES

General

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Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7B%7D,ipCountry&_=1708200144772

Requested by

Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-c7bce702.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.223.75.38 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-223-75-38.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

f603df9cc17decf8b489ec281afd9e65de412d66cfe15b42a43f24660400176f

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: application/json
Referer: https://schools.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 20:02:24 GMT
x-content-type-options: nosniff
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 4
content-length: 66
x-xss-protection: 1 ; mode=block
pragma: no-cache
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
x-frame-options: DENY
content-type: application/json
access-control-allow-origin: https://schools.duolingo.com
cache-control: no-cache, no-store, max-age=0, must-revalidate
access-control-allow-credentials: true
expires: 0

GET
H2 200 json Show response
trc.taboola.com/1382618/trc/3/ 2 KB
2 KB 62ms
55ms Script
application/javascript 151.101.65.44
FASTLY

General

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Full URL: https://trc.taboola.com/1382618/trc/3/json?tim=1708200144787&data=%7B%22id%22%3A666%2C%22ii%22%3A%22%2F%22%2C%22it%22%3A%22video%22%2C%22sd%22%3Anull%2C%22ui%22%3Anull%2C%22vi%22%3A1708200144777%2C%22cv%22%3A%2220240213-6-RELEASE%22%2C%22uiv%22%3A%22default%22%2C%22u%22%3A%22https%3A%2F%2Fschools.duolingo.com%2F%3F%22%2C%22e%22%3Anull%2C%22cb%22%3A%22TFASC.trkCallback%22%2C%22qs%22%3A%22%22%2C%22r%22%3A%5B%7B%22li%22%3A%22rbox-tracking%22%2C%22s%22%3A0%2C%22uim%22%3A%22rbox-tracking%3Apub%3Dduolingo-sc%3Aabp%3D0%22%2C%22uip%22%3A%22rbox-tracking%22%2C%22orig_uip%22%3A%22rbox-tracking%22%7D%5D%2C%22mpvd%22%3A%7B%22en%22%3A%22page_view%22%2C%22tim%22%3A1708200144787%2C%22ref%22%3Anull%2C%22item-url%22%3A%22https%3A%2F%2Fschools.duolingo.com%2F%22%2C%22tos%22%3A8%2C%22ssd%22%3A1%2C%22scd%22%3A0%2C%22supv%22%3Atrue%7D%7D&pubit=i
Requested by: Host: cdn.taboola.com
URL: https://cdn.taboola.com/libtrc/unip/1382618/tfa.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 151.101.65.44 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software: nginx /
Resource Hash: bffaa3ecd532a67d5d1d3ad023ec00cd453d9e155369086c68b03c6b89c47d94

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

x-vcl-time-ms: 16
date: Sat, 17 Feb 2024 20:02:24 GMT
content-encoding: gzip
via: 1.1 varnish
cpu: 0.3209375
x-fastly-to-nlb-rtt: 7404
x-cache: MISS
p3p: policyref="http://trc.taboola.com/p3p.xml", CP="NOI DSP COR LAW NID CURa ADMa DEVa PSAa PSDa OUR BUS IND UNI COM NAV INT DEM"
x-service-version: v2
x-served-by: cache-fra-etou8220128-FRA
x-log-content-encoding: gzip
server: nginx
x-timer: S1708200145.811885,VS0,VE16
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
access-control-allow-credentials: true
accept-ranges: bytes
x-cache-hits: 0

POST
H2 200 collect Show response
www.google-analytics.com/j/ 15 B
224 B 47ms
47ms XHR
text/plain 2001:4860:4802:32::178
GOOGLE

General

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Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j101&a=1639507782&t=pageview&_s=1&dl=https%3A%2F%2Fschools.duolingo.com%2F&ul=en-us&de=UTF-8&dt=Duolingo%20for%20Schools&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&cn=&cs=&cm=&ck=&cc=&_u=YEBAAEABAAAAACAAI~&jid=33598712&gjid=1653709314&cid=1466369652.1708200145&tid=UA-21595814-23&_gid=367895216.1708200145&_r=1&_slc=1&gtm=45He42e0n81NXRLZVSv843402430za200&gcd=13l3l3l3l1&dma_cps=sypham&dma=1&z=2029715676

Requested by

Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-c7bce702.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2001:4860:4802:32::178 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

7a1befaeed61fb0de6bcd859332725c7c7e003bea74c993ba2b6776c1ad49431

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://schools.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Sat, 17 Feb 2024 20:02:24 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://schools.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 15
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 204 collect
region1.google-analytics.com/g/ 0
257 B 133ms
47ms Ping
text/plain 2001:4860:4802:32::36
GOOGLE

General

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Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-K7B90B1WR0&gtm=45je42e0v870708709z8843402430za200&_p=1708200144354&gcd=13l3l3l3l1&npa=0&dma_cps=sypham&dma=1&cid=1466369652.1708200145&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&pscdl=noapi&_s=1&sid=1708200144&sct=1&seg=0&dl=https%3A%2F%2Fschools.duolingo.com%2F&dt=Duolingo%20for%20Schools&en=page_view&_fv=1&_ss=1&ep.location=https%3A%2F%2Fschools.duolingo.com%2F&ep.path=%2F&tfd=1178
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-K7B90B1WR0&l=dataLayer&cx=c
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software: Golfe2 /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

pragma: no-cache
date: Sat, 17 Feb 2024 20:02:24 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://schools.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 iframe_api Show response
www.youtube.com/ 993 B
2 KB 75ms
70ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.youtube.com/iframe_api

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-K7B90B1WR0&l=dataLayer&cx=c

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

Software

ESF /

Resource Hash

37ca6f3935fd2598ee98ca7013ad5f2c3e1f834efb8bbb24f3c4ba9d5d7849ec

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

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 20:02:24 GMT
strict-transport-security: max-age=31536000
x-content-type-options: nosniff
content-encoding: br
p3p: CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=de for more info."
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection: 0
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
server: ESF
x-frame-options: SAMEORIGIN
vary: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
content-type: text/javascript; charset=utf-8
report-to: {"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
cache-control: private, max-age=0
permissions-policy: ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factor=*, ch-ua-platform=*, ch-ua-platform-version=*
origin-trial: AvC9UlR6RDk2crliDsFl66RWLnTbHrDbp+DiY6AYz/PNQ4G4tdUTjrHYr2sghbkhGQAVxb7jaPTHpEVBz0uzQwkAAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTcxOTUzMjc5OSwiaXNTdWJkb21haW4iOnRydWV9
cross-origin-opener-policy-report-only: same-origin; report-to="youtube_main"
expires: Sat, 17 Feb 2024 20:02:24 GMT

GET
H2 200 346194133504534 Show response
connect.facebook.net/signals/config/ 53 KB
11 KB 86ms
86ms Script
application/x-javascript 2a03:2880:f083:100:face:b00c:0:3
FACEBOOK

General

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Show headers Download Go to

Full URL

https://connect.facebook.net/signals/config/346194133504534?v=2.9.147&r=stable&domain=schools.duolingo.com&hme=20c913bdcd4be51a752120153aa5caaecb3ee86c7f26cf737846e40b202aba68&ex_m=62%2C106%2C94%2C98%2C53%2C3%2C88%2C61%2C14%2C86%2C79%2C44%2C46%2C150%2C153%2C164%2C160%2C161%2C163%2C25%2C89%2C45%2C68%2C162%2C145%2C148%2C157%2C158%2C165%2C115%2C13%2C43%2C169%2C168%2C117%2C16%2C29%2C32%2C1%2C36%2C57%2C58%2C59%2C63%2C83%2C15%2C12%2C85%2C82%2C81%2C95%2C97%2C31%2C96%2C26%2C22%2C146%2C149%2C124%2C24%2C9%2C10%2C11%2C5%2C6%2C21%2C19%2C20%2C49%2C54%2C56%2C66%2C90%2C23%2C67%2C8%2C7%2C71%2C41%2C18%2C92%2C91%2C17%2C4%2C73%2C80%2C72%2C78%2C40%2C39%2C77%2C33%2C35%2C76%2C48%2C74%2C28%2C37%2C65%2C0%2C84%2C75%2C2%2C30%2C55%2C34%2C93%2C38%2C70%2C60%2C99%2C52%2C51%2C27%2C87%2C50%2C47%2C42%2C69%2C64%2C100

Requested by

Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f083:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

9cecc0770ae30e335cac81160c33ecd7e2db29f58a83d9a688476608ba2070f0

Security Headers

Name	Value
Content-Security-Policy	default-src 'self' data: blob: facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;script-src .fbcdn.net .facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;connect-src .fbcdn.net .facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

permissions-policy-report-only: clipboard-read=(), clipboard-write=(), fullscreen=(), picture-in-picture=();report-to="permissions_policy"
content-security-policy: default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
content-encoding: gzip
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; preload; includeSubDomains
date: Sat, 17 Feb 2024 20:02:24 GMT
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GOOGLE

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Full URL

https://www.googletagmanager.com/gtag/js?id=G-3GRE5C5BP0&cx=c&_slc=1

Requested by

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

Protocol

Security

QUIC, , AES_128_GCM

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Response headers

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GET
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67 KB 39ms
39ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

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Full URL

https://www.youtube.com/s/player/5683fc5e/www-widgetapi.vflset/www-widgetapi.js

Requested by

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Protocol

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 16:40:40 GMT
content-encoding: br
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age: 12104
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GET
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185 B 121ms
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FACEBOOK

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Full URL

https://www.facebook.com/tr/?id=346194133504534&ev=PageView&dl=https%3A%2F%2Fschools.duolingo.com%2F&rl=&if=false&ts=1708200144949&sw=1600&sh=1200&v=2.9.147&r=stable&ec=0&o=4126&fbp=fb.1.1708200144948.896359773&ler=empty&cdl=API_unavailable&it=1708200144853&coo=false&exp=e1&rqm=GET

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Response headers

strict-transport-security: max-age=31536000; includeSubDomains
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POST
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GOOGLE

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Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-3GRE5C5BP0&gtm=45je42e0v9126227455za200&_p=1708200144354&gcd=13l3l3l3l2&npa=0&dma_cps=sypham&dma=1&ul=en-us&sr=1600x1200&cid=1466369652.1708200145&ir=1&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&pscdl=noapi&_eu=EBAI&_s=1&dl=https%3A%2F%2Fschools.duolingo.com%2F&dt=Duolingo%20for%20Schools&sid=1708200145&sct=1&seg=0&en=page_view&_fv=1&_ss=1&_ee=1&tfd=1362
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Response headers

pragma: no-cache
date: Sat, 17 Feb 2024 20:02:25 GMT
server: Golfe2
content-type: text/plain
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GET
H3 200 www-player.css
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47 KB 39ms
39ms Stylesheet
text/css 2a00:1450:4001:82b::200e
GOOGLE

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Full URL

https://www.youtube.com/s/player/5683fc5e/www-player.css

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 13:26:15 GMT
content-encoding: br
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server: sffe
vary: Accept-Encoding, Origin
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content-type: text/css
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accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="youtube"
expires: Sun, 16 Feb 2025 13:26:15 GMT

GET
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fonts.gstatic.com/s/roboto/v18/ Frame 5DE0 15 KB
15 KB 136ms
50ms Font
font/woff2 2a00:1450:4001:830::2003
GOOGLE

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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/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Tue, 13 Feb 2024 08:50:21 GMT
x-content-type-options: nosniff
age: 385924
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accept-ranges: bytes
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expires: Wed, 12 Feb 2025 08:50:21 GMT

GET
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fonts.gstatic.com/s/roboto/v18/ Frame 5DE0 15 KB
16 KB 126ms
40ms Font
font/woff2 2a00:1450:4001:830::2003
GOOGLE

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Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v18/KFOlCnqEu92Fr1MmEU9fBBc4.woff2

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

Name	Value
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Request headers

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accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Tue, 13 Feb 2024 09:09:14 GMT
x-content-type-options: nosniff
age: 384791
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
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accept-ranges: bytes
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expires: Wed, 12 Feb 2025 09:09:14 GMT

GET
H3 200 embed.js Show response
www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/ Frame 5DE0 53 KB
17 KB 65ms
64ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/embed.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Wed, 14 Feb 2024 08:33:33 GMT
content-encoding: br
x-content-type-options: nosniff
age: 300532
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
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server: sffe
vary: Accept-Encoding, Origin
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content-type: text/javascript
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="youtube"
expires: Thu, 13 Feb 2025 08:33:33 GMT

GET
H3 200 www-embed-player.js Show response
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95 KB 78ms
78ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.youtube.com/s/player/5683fc5e/www-embed-player.vflset/www-embed-player.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

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Resource Hash

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Security Headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 16:00:17 GMT
content-encoding: br
x-content-type-options: nosniff
age: 14528
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
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last-modified: Wed, 14 Feb 2024 05:24:59 GMT
server: sffe
vary: Accept-Encoding, Origin
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content-type: text/javascript
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="youtube"
expires: Sun, 16 Feb 2025 16:00:17 GMT

GET
H3 200 base.js Show response
www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/ Frame 5DE0 2 MB
777 KB 91ms
91ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/base.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Wed, 14 Feb 2024 08:33:16 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 300549
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 795740
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last-modified: Wed, 14 Feb 2024 05:24:59 GMT
server: sffe
vary: Accept-Encoding, Origin
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content-type: text/javascript
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="youtube"
expires: Thu, 13 Feb 2025 08:33:16 GMT

GET
H2

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id Show response
googleads.g.doubleclick.net/pagead/ Frame 5DE0
Redirect Chain

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

100 B
242 B

48ms
48ms

XHR
application/json

2a00:1450:4001:812::2002
GOOGLE

General

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Full URL

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

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Server

2a00:1450:4001:812::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

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Security Headers

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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 20:02:25 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=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 120
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: Sat, 17 Feb 2024 20:02:25 GMT
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
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
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
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

GET
H2 200 ad_status.js Show response
static.doubleclick.net/instream/ Frame 5DE0 29 B
494 B 124ms
39ms Script
text/javascript 2a00:1450:4001:80b::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/5683fc5e/www-embed-player.vflset/www-embed-player.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80b::2006 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

Name	Value
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 19:57:15 GMT
x-content-type-options: nosniff
age: 310
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
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x-xss-protection: 0
last-modified: Thu, 12 Dec 2013 23:40:16 GMT
server: sffe
report-to: {"group":"ads-doubleclick-media","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-doubleclick-media"}]}
content-type: text/javascript
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cache-control: public, max-age=900
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timing-allow-origin: *
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expires: Sat, 17 Feb 2024 20:12:15 GMT

OPTIONS
H2 200 Create
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 0
0 145ms
47ms Preflight
text/html 2a00:1450:4001:82a::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/Create

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

Security Headers

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

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,x-goog-api-key,x-user-agent
Access-Control-Request-Method: POST
Origin: https://www.youtube.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

access-control-allow-credentials: true
access-control-allow-headers: content-type,x-goog-api-key,x-user-agent
access-control-allow-methods: DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin: https://www.youtube.com
access-control-max-age: 3600
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0
content-type: text/html
date: Sat, 17 Feb 2024 20:02:25 GMT
server: ESF
vary: origin referer x-origin
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 0

POST
H2 200 Create Show response
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 5DE0 86 KB
40 KB 59ms
59ms XHR
application/json+protobuf 2a00:1450:4001:82a::200a
GOOGLE

General

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Show headers Download Go to

Full URL

https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/Create

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/base.js

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

64f9ca3de0fc40b6eec56b3a10789d0c5afbb70aa39c721008f4b562a691f617

Security Headers

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

Request headers

X-User-Agent: grpc-web-javascript/0.1
Referer: https://www.youtube.com/
X-Goog-Api-Key: AIzaSyDyT5W0Jh49F30Pqqtyfdf7pDLFKLJoAnw
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
Content-Type: application/json+protobuf

Response headers

date: Sat, 17 Feb 2024 20:02:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: ESF
vary: Origin, X-Origin, Referer
x-frame-options: SAMEORIGIN
content-type: application/json+protobuf; charset=UTF-8
access-control-allow-origin: https://www.youtube.com
access-control-expose-headers: vary,vary,vary,content-encoding,date,server,content-length
cache-control: private
access-control-allow-credentials: true
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 40639
x-xss-protection: 0

GET
H3 200 remote.js Show response
www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/ Frame 5DE0 118 KB
33 KB 40ms
40ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/remote.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/base.js

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

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

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Wed, 14 Feb 2024 08:33:20 GMT
content-encoding: br
x-content-type-options: nosniff
age: 300545
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 34032
x-xss-protection: 0
last-modified: Wed, 14 Feb 2024 05:24:59 GMT
server: sffe
vary: Accept-Encoding, Origin
report-to: {"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type: text/javascript
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="youtube"
expires: Thu, 13 Feb 2025 08:33:20 GMT

GET
H2 200 nML6sO0rp_owOkRMsF5s0qJry7DmnW_dXxSd8CRnFU8.js Show response
www.google.com/js/th/ Frame 5DE0 50 KB
20 KB 126ms
41ms Script
text/javascript 2a00:1450:4001:830::2004
GOOGLE

General

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Full URL

https://www.google.com/js/th/nML6sO0rp_owOkRMsF5s0qJry7DmnW_dXxSd8CRnFU8.js

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/base.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:830::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

9cc2fab0ed2ba7fa303a444cb05e6cd2a26bcbb0e69d6fdd5f149df02467154f

Security Headers

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

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Thu, 15 Feb 2024 17:34:54 GMT
content-encoding: br
x-content-type-options: nosniff
age: 181651
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/botguard-scs
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 19864
x-xss-protection: 0
last-modified: Mon, 05 Feb 2024 17:30:00 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="botguard-scs"
vary: Accept-Encoding
report-to: {"group":"botguard-scs","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/botguard-scs"}]}
content-type: text/javascript
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Fri, 14 Feb 2025 17:34:54 GMT

GET
H2 200 sddefault.jpg
i.ytimg.com/vi/E6hadnnW-JE/ Frame 5DE0 22 KB
22 KB 125ms
39ms Image
image/jpeg 2a00:1450:4001:809::2016
GOOGLE

General

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Show headers Download Go to Show image

Full URL

https://i.ytimg.com/vi/E6hadnnW-JE/sddefault.jpg?sqp=-oaymwEmCIAFEOAD8quKqQMa8AEB-AHUBoAC4AOKAgwIABABGDggUih_MA8=&rs=AOn4CLBHsDEoKwgkIVkBGEy0mjVaQthm4A

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:809::2016 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

27b888cf1e4e18ca94edda76db1647aeb41ca14240df409019c981f12b244dcc

Security Headers

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

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 19:23:41 GMT
x-content-type-options: nosniff
age: 2324
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 22104
x-xss-protection: 0
server: sffe
etag: "0"
vary: Origin
report-to: {"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type: image/jpeg
cache-control: public, max-age=7200
accept-ranges: bytes
timing-allow-origin: *
cross-origin-opener-policy-report-only: same-origin; report-to="youtube"
expires: Sat, 17 Feb 2024 21:23:41 GMT

GET
DATA 200
OK truncated
/ Frame 5DE0 175 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 67ea46bc3d15351067faccb3613bd833dd3f15137a4b4a09f2e873fd41d024d2

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

Content-Type: image/png

GET
H2 200 AIf8zZQzL1GpP3dYNXQYwCpFjtewxmMT2G6ZuiNDI59VDA=s68-c-k-c0x00ffffff-no-rj
yt3.ggpht.com/ytc/ Frame 5DE0 3 KB
3 KB 125ms
40ms Image
image/jpeg 2a00:1450:4001:82b::2001
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://yt3.ggpht.com/ytc/AIf8zZQzL1GpP3dYNXQYwCpFjtewxmMT2G6ZuiNDI59VDA=s68-c-k-c0x00ffffff-no-rj

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82b::2001 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

fife /

Resource Hash

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Security Headers

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

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 16:05:20 GMT
x-content-type-options: nosniff
age: 14225
cross-origin-resource-policy: cross-origin
content-disposition: inline;filename="unnamed.jpg"
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 2621
x-xss-protection: 0
server: fife
etag: "v2511"
vary: Origin
content-type: image/jpeg
access-control-allow-origin: *
access-control-expose-headers: Content-Length
cache-control: public, max-age=86400, no-transform
timing-allow-origin: *
expires: Sun, 18 Feb 2024 16:05:20 GMT

GET
H2 200 cast_sender.js Show response
www.gstatic.com/cv/js/sender/v1/ Frame 5DE0 4 KB
2 KB 155ms
70ms Script
text/javascript 2a00:1450:4001:80e::2003
GOOGLE

General

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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/5683fc5e/player_ias.vflset/de_DE/base.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80e::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

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 20:02:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/cloudview
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 2007
x-xss-protection: 0
last-modified: Tue, 16 Feb 2021 23:57:06 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="cloudview"
vary: Accept-Encoding
report-to: {"group":"cloudview","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/cloudview"}]}
content-type: text/javascript
cache-control: private, max-age=3000
accept-ranges: bytes
expires: Sat, 17 Feb 2024 20:02:25 GMT

GET
H3 204 generate_204
www.youtube.com/ Frame 5DE0 0
10 B 39ms
39ms Image
text/plain 2a00:1450:4001:82b::200e
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.youtube.com/generate_204?oo-rMw
Requested by: Host: www.youtube.com
URL: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a00:1450:4001:82b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 20:02:25 GMT
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0

GET
H2 200 cast_sender.js Show response
www.gstatic.com/eureka/clank/121/ Frame 5DE0 50 KB
15 KB 40ms
39ms Script
text/javascript 2a00:1450:4001:80e::2003
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.gstatic.com/eureka/clank/121/cast_sender.js

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80e::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

f4d5deb4709cebcb8d869180a1db81fab7c54f99dc2e72dab8b3db15eb76e660

Security Headers

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

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.youtube.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date: Sat, 17 Feb 2024 17:33:00 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 8965
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/cloudview-release
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 14705
x-xss-protection: 0
last-modified: Mon, 27 Nov 2023 16:05:06 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="cloudview-release"
vary: Accept-Encoding
report-to: {"group":"cloudview-release","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/cloudview-release"}]}
content-type: text/javascript
cache-control: public, max-age=86400
accept-ranges: bytes
expires: Sun, 18 Feb 2024 17:33:00 GMT

OPTIONS
H3 200 GenerateIT
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 0
0 47ms
47ms Preflight
text/html 2a00:1450:4001:82a::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/GenerateIT

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

ESF /

Resource Hash

Security Headers

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

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,x-goog-api-key,x-user-agent
Access-Control-Request-Method: POST
Origin: https://www.youtube.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

access-control-allow-credentials: true
access-control-allow-headers: content-type,x-goog-api-key,x-user-agent
access-control-allow-methods: DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin: https://www.youtube.com
access-control-max-age: 3600
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0
content-type: text/html
date: Sat, 17 Feb 2024 20:02:25 GMT
server: ESF
vary: origin referer x-origin
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 0

POST
H3 200 GenerateIT Show response
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 5DE0 90 B
134 B 49ms
49ms XHR
application/json+protobuf 2a00:1450:4001:82a::200a
GOOGLE

General

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Show headers Download Go to

Full URL

https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/GenerateIT

Requested by

Host: www.youtube.com
URL: https://www.youtube.com/s/player/5683fc5e/player_ias.vflset/de_DE/base.js

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

ESF /

Resource Hash

c20017739dd4c9abf9b2f27509e92bcae4df0f1d8b0d7414341cd40388483ce8

Security Headers

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

Request headers

X-User-Agent: grpc-web-javascript/0.1
Referer: https://www.youtube.com/
X-Goog-Api-Key: AIzaSyDyT5W0Jh49F30Pqqtyfdf7pDLFKLJoAnw
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
Content-Type: application/json+protobuf

Response headers

date: Sat, 17 Feb 2024 20:02:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: ESF
vary: Origin, X-Origin, Referer
x-frame-options: SAMEORIGIN
content-type: application/json+protobuf; charset=UTF-8
access-control-allow-origin: https://www.youtube.com
access-control-expose-headers: vary,vary,vary,content-encoding,date,server,content-length
cache-control: private
access-control-allow-credentials: true
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 110
x-xss-protection: 0

GET
H2 204 unip Show response
trc-events.taboola.com/1382618/log/3/ 0
250 B 145ms
42ms XHR
text/plain 141.226.228.48
TABOOLA-AS

General

Check archive.org

Show headers Download Go to

Full URL: https://trc-events.taboola.com/1382618/log/3/unip?en=pre_d_eng_tb&tos=1566&scd=0&ssd=1&est=1708200144779&ver=36&isls=true&src=i&invt=1500&msa=2464&rv=1&tim=1708200146345&vi=1708200144777&ri=485da7573846503e9a897b96fdab323c&ref=null&cv=20240213-6-RELEASE&item-url=https%3A%2F%2Fschools.duolingo.com%2F
Requested by: Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-c7bce702.js
Protocol: H2
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 141.226.228.48 , Netherlands, ASN200478 (TABOOLA-AS, IL),
Reverse DNS
Software: nginx /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

access-control-allow-origin: https://schools.duolingo.com
pragma: no-cache
date: Sat, 17 Feb 2024 20:02:26 GMT
cache-control: no-cache
access-control-allow-credentials: true
server: nginx
p3p: policyref="http://trc.taboola.com/p3p.xml", CP="NOI DSP COR LAW NID CURa ADMa DEVa PSAa PSDa OUR BUS IND UNI COM NAV INT DEM"

POST
H3 200 log_event Show response
www.youtube.com/youtubei/v1/ Frame 5DE0 28 B
50 B 51ms
51ms XHR
application/json 2a00:1450:4001:82b::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/5683fc5e/www-embed-player.vflset/www-embed-player.js

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

Software

scaffolding on HTTPServer2 /

Resource Hash

d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336

Security Headers

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

Request headers

accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
X-Goog-Request-Time: 1708200147371
Content-Type: application/json
X-YouTube-Utc-Offset: 60
X-YouTube-Client-Name: 56
Referer: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
X-YouTube-Client-Version: 1.20240213.01.00
X-YouTube-Time-Zone: Europe/Berlin
X-Goog-Visitor-Id: CgtDY2hTMl9PbDZGQSjQocSuBjIKCgJERRIEEgAgPg%3D%3D
X-YouTube-Ad-Signals: dt=1708200145202&flash=0&frm=2&u_tz=60&u_his=2&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&bc=31&bih=-12245933&biw=-12245933&brdim=0%2C0%2C0%2C0%2C1600%2C0%2C1600%2C1200%2C560%2C314&vis=1&wgl=true&ca_type=image

Response headers

date: Sat, 17 Feb 2024 20:02:27 GMT
content-encoding: br
x-content-type-options: nosniff
server: scaffolding on HTTPServer2
x-frame-options: SAMEORIGIN
vary: Origin, X-Origin, Referer
content-type: application/json; charset=UTF-8
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 31
x-xss-protection: 0

Verdicts & Comments Add Verdict or Comment

48 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.

10 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
.duolingo.com/	1970-01-20 20:39:36	Name: _gcl_au Value: 1.1.673618741.1708200145
.duolingo.com/	1970-01-21 03:15:36	Name: logged_out_uuid Value: 18db8a9af577c8-0fb8be6cc20eae-6e3e5652-1d4c00-18db8a9af5839a
.duolingo.com/	1970-01-20 18:31:26	Name: _gid Value: GA1.2.367895216.1708200145
.duolingo.com/	1970-01-20 18:30:00	Name: _gat_UA-21595814-23 Value: 1
.duolingo.com/	1970-01-21 04:06:00	Name: _ga_K7B90B1WR0 Value: GS1.1.1708200144.1.0.1708200144.0.0.0
.duolingo.com/	1970-01-21 04:06:00	Name: _ga Value: GA1.1.1466369652.1708200145
.duolingo.com/	1970-01-20 20:39:36	Name: _fbp Value: fb.1.1708200144948.896359773
.duolingo.com/	1970-01-21 04:06:00	Name: _ga_3GRE5C5BP0 Value: GS1.2.1708200145.1.0.1708200145.0.0.0
.youtube.com/	1969-12-31 23:59:59	Name: YSC Value: vb5556PZuVc
.youtube.com/	1970-01-20 22:49:12	Name: VISITOR_INFO1_LIVE Value: CchS2_Ol6FA

21 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://connect.facebook.net/signals/config/346194133504534?v=2.9.147&r=stable&domain=schools.duolingo.com&hme=20c913bdcd4be51a752120153aa5caaecb3ee86c7f26cf737846e40b202aba68&ex_m=62%2C106%2C94%2C98%2C53%2C3%2C88%2C61%2C14%2C86%2C79%2C44%2C46%2C150%2C153%2C164%2C160%2C161%2C163%2C25%2C89%2C45%2C68%2C162%2C145%2C148%2C157%2C158%2C165%2C115%2C13%2C43%2C169%2C168%2C117%2C16%2C29%2C32%2C1%2C36%2C57%2C58%2C59%2C63%2C83%2C15%2C12%2C85%2C82%2C81%2C95%2C97%2C31%2C96%2C26%2C22%2C146%2C149%2C124%2C24%2C9%2C10%2C11%2C5%2C6%2C21%2C19%2C20%2C49%2C54%2C56%2C66%2C90%2C23%2C67%2C8%2C7%2C71%2C41%2C18%2C92%2C91%2C17%2C4%2C73%2C80%2C72%2C78%2C40%2C39%2C77%2C33%2C35%2C76%2C48%2C74%2C28%2C37%2C65%2C0%2C84%2C75%2C2%2C30%2C55%2C34%2C93%2C38%2C70%2C60%2C99%2C52%2C51%2C27%2C87%2C50%2C47%2C42%2C69%2C64%2C100(Line 95) Message: Unrecognized feature: 'attribution-reporting'.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.
other	warning	URL: https://schools.duolingo.com/ Message: Third-party cookie will be blocked. Learn more in the Issues tab.

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
X-Frame-Options	SAMEORIGIN

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.

cdn.taboola.com
connect.facebook.net
excess.duolingo.com
fonts.gstatic.com
googleads.g.doubleclick.net
i.ytimg.com
jnn-pa.googleapis.com
region1.google-analytics.com
schools-cdn.duolingo.com
schools.duolingo.com
static.doubleclick.net
trc-events.taboola.com
trc.taboola.com
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.com
www.googletagmanager.com
www.gstatic.com
www.youtube.com
yt3.ggpht.com
141.226.228.48
151.101.65.44
2001:4860:4802:32::178
2001:4860:4802:32::36
2a00:1450:4001:809::2016
2a00:1450:4001:80b::2006
2a00:1450:4001:80e::2003
2a00:1450:4001:811::2008
2a00:1450:4001:812::2002
2a00:1450:4001:82a::200a
2a00:1450:4001:82b::2001
2a00:1450:4001:82b::200e
2a00:1450:4001:830::2003
2a00:1450:4001:830::2004
2a03:2880:f083:100:face:b00c:0:3
2a03:2880:f176:181:face:b00c:0:25de
3.223.75.38
34.231.51.38
52.222.236.5
54.84.154.41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schools.duolingo.com Open in urlscan Pro 3.223.75.38 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

63 Requests

98 %HTTPS

70 %IPv6

13 Domains

21 Subdomains

20 IPs

3 Countries

2752 kBTransfer

8716 kBSize

10 Cookies

10 Outgoing links

Page URL History

Redirected requests

63 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

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schools.duolingo.com Open in urlscan Pro
3.223.75.38 Public Scan

Screenshot
Live screenshot

Full Image

63
Requests

98 %
HTTPS

70 %
IPv6

13
Domains

21
Subdomains

20
IPs

3
Countries

2752 kB
Transfer

8716 kB
Size

10
Cookies

63 HTTP transactions
1 data transactions