URL: https://www.w3schools.com/
Submission: On March 20 via api from OM — Scanned from DE

Summary

This website contacted 15 IPs in 4 countries across 12 domains to perform 55 HTTP transactions. The main IP is 192.229.133.221, located in United States and belongs to EDGECAST, US. The main domain is www.w3schools.com. The Cisco Umbrella rank of the primary domain is 33191.
TLS certificate: Issued by DigiCert TLS RSA SHA256 2020 CA1 on March 5th 2023. Valid for: a year.
This is the only time www.w3schools.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
29 192.229.133.221 15133 (EDGECAST)
7 2606:4700::68... 13335 (CLOUDFLAR...)
2 2a00:1450:400... 15169 (GOOGLE)
3 108.138.6.136 16509 (AMAZON-02)
2 2a00:1450:400... 15169 (GOOGLE)
1 2600:9000:211... 16509 (AMAZON-02)
2 2606:4700:440... 13335 (CLOUDFLAR...)
1 18.185.62.67 16509 (AMAZON-02)
1 3.160.150.95 16509 (AMAZON-02)
1 184.30.211.26 16625 (AKAMAI-AS)
1 2606:4700:10:... 13335 (CLOUDFLAR...)
2 2a02:2638:3::c 44788 (ASN-CRITE...)
1 35.71.131.137 16509 (AMAZON-02)
1 2001:4860:480... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
55 15
Apex Domain
Subdomains
Transfer
29 w3schools.com
www.w3schools.com — Cisco Umbrella Rank: 33191
721 KB
8 snigelweb.com
cdn.snigelweb.com — Cisco Umbrella Rank: 19597
adengine.snigelweb.com — Cisco Umbrella Rank: 30439
cdnx.snigelweb.com — Cisco Umbrella Rank: 32693
382 KB
4 amazon-adsystem.com
c.amazon-adsystem.com — Cisco Umbrella Rank: 355
config.aps.amazon-adsystem.com — Cisco Umbrella Rank: 920
79 KB
3 doubleclick.net
securepubads.g.doubleclick.net — Cisco Umbrella Rank: 275
stats.g.doubleclick.net — Cisco Umbrella Rank: 195
167 KB
2 criteo.com
gum.criteo.com — Cisco Umbrella Rank: 622
376 B
2 confiant-integrations.net
cdn.confiant-integrations.net — Cisco Umbrella Rank: 2338
82 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 114
169 KB
1 google.com
analytics.google.com — Cisco Umbrella Rank: 258
256 B
1 adsrvr.org
match.adsrvr.org — Cisco Umbrella Rank: 589
424 B
1 id5-sync.com
cdn.id5-sync.com — Cisco Umbrella Rank: 1384
26 KB
1 fastclick.net
secure.cdn.fastclick.net — Cisco Umbrella Rank: 1634
17 KB
1 pbxai.com
floor.pbxai.com — Cisco Umbrella Rank: 16284
1 KB
55 12
Domain Requested by
29 www.w3schools.com www.w3schools.com
6 cdn.snigelweb.com www.w3schools.com
cdn.snigelweb.com
3 c.amazon-adsystem.com cdn.snigelweb.com
c.amazon-adsystem.com
2 gum.criteo.com cdn.snigelweb.com
2 cdn.confiant-integrations.net adengine.snigelweb.com
cdn.confiant-integrations.net
2 securepubads.g.doubleclick.net cdn.snigelweb.com
securepubads.g.doubleclick.net
2 www.googletagmanager.com www.w3schools.com
www.googletagmanager.com
1 stats.g.doubleclick.net www.googletagmanager.com
1 analytics.google.com www.googletagmanager.com
1 match.adsrvr.org cdn.snigelweb.com
1 cdn.id5-sync.com www.w3schools.com
1 secure.cdn.fastclick.net www.w3schools.com
1 config.aps.amazon-adsystem.com c.amazon-adsystem.com
1 floor.pbxai.com cdn.snigelweb.com
1 cdnx.snigelweb.com cdn.snigelweb.com
1 adengine.snigelweb.com cdn.snigelweb.com
55 16
Subject Issuer Validity Valid
*.w3schools.com
DigiCert TLS RSA SHA256 2020 CA1
2023-03-05 -
2024-04-04
a year crt.sh
snigelweb.com
GTS CA 1P5
2024-02-23 -
2024-05-23
3 months crt.sh
*.google-analytics.com
GTS CA 1C3
2024-02-26 -
2024-05-20
3 months crt.sh
c.amazon-adsystem.com
Amazon RSA 2048 M01
2023-12-30 -
2024-12-04
a year crt.sh
*.g.doubleclick.net
GTS CA 1C3
2024-02-26 -
2024-05-20
3 months crt.sh
cdn.pbxai.com
Amazon RSA 2048 M02
2023-12-15 -
2025-01-12
a year crt.sh
confiant-integrations.net
GTS CA 1P5
2024-03-16 -
2024-06-14
3 months crt.sh
floor.pbxai.com
Amazon RSA 2048 M03
2023-08-07 -
2024-09-04
a year crt.sh
config.aps.amazon-adsystem.com
Amazon RSA 2048 M02
2024-01-21 -
2025-02-19
a year crt.sh
secure.cdn.fastclick.net
DigiCert TLS RSA SHA256 2020 CA1
2023-10-03 -
2024-10-03
a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-05-07 -
2024-05-06
a year crt.sh
*.criteo.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1
2024-02-08 -
2024-05-07
3 months crt.sh
*.adsrvr.org
GlobalSign GCC R3 DV TLS CA 2020
2023-04-12 -
2024-05-13
a year crt.sh
*.google.com
GTS CA 1C3
2024-02-26 -
2024-05-20
3 months crt.sh

This page contains 2 frames:

Primary Page: https://www.w3schools.com/
Frame ID: DE516A6B83D231069BDA1ABCBB924CA3
Requests: 50 HTTP requests in this frame

Frame: https://www.w3schools.com/howto/tryhow_js_slideshow_ifr.htm
Frame ID: 7F719CC36A5024AA813974AC6376EBF4
Requests: 4 HTTP requests in this frame

Screenshot

Page Title

W3Schools Online Web Tutorials

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)

Overall confidence: 100%
Detected patterns

Overall confidence: 100%
Detected patterns
  • <!-- (?:End )?Google Tag Manager -->
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • /prebid\.js

Page Statistics

55
Requests

100 %
HTTPS

60 %
IPv6

12
Domains

16
Subdomains

15
IPs

4
Countries

1645 kB
Transfer

4816 kB
Size

6
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

55 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
www.w3schools.com/
368 KB
47 KB
Document
General
Full URL
https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/67BD) / ASP.NET
Resource Hash
f8bd5291407ea4782467e7df1abfebbffbb42773424ce0cf18e72cf602e88ec0
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

accept-ranges
bytes
age
5787
cache-control
Public,public
content-encoding
gzip
content-length
47938
content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
content-type
text/html
date
Wed, 20 Mar 2024 05:56:53 GMT
expires
Wed, 20 Mar 2024 09:56:53 GMT
last-modified
Wed, 20 Mar 2024 04:20:26 GMT
server
ECS (frb/67BD)
vary
Accept-Encoding
x-cache
HIT
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
x-powered-by
ASP.NET
fontawesome.woff2
www.w3schools.com/lib/fonts/
18 KB
18 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/fontawesome.woff2?14663396
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/6763) / ASP.NET
Resource Hash
931214df44a73370550755ed5361ca203439e87026166279b7dc965d9ec49418
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/6763)
age
5785
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
18652
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
source-code-pro-v14-latin-regular.woff2
www.w3schools.com/lib/fonts/
13 KB
14 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/source-code-pro-v14-latin-regular.woff2
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/6796) / ASP.NET
Resource Hash
4fa06b00a08b094490e4af510172ac96fe28039dfc5aac26c439e2e0232c9cc7
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/6796)
age
5787
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
13764
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
roboto-mono-v13-latin-500.woff2
www.w3schools.com/lib/fonts/
12 KB
12 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/roboto-mono-v13-latin-500.woff2
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/67F3) / ASP.NET
Resource Hash
34e45e19c86321affecb63210e78cc2b706041dc27ba7074050767805433b5ff
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/67F3)
age
5787
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
12488
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
source-sans-pro-v14-latin-700.woff2
www.w3schools.com/lib/fonts/
15 KB
15 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/source-sans-pro-v14-latin-700.woff2
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/674C) / ASP.NET
Resource Hash
24f7e397faec79e62c37ff2f00b170f6dc1557fb46ac169f9f1897a9d641dd03
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/674C)
age
5787
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
15764
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
source-sans-pro-v14-latin-600.woff2
www.w3schools.com/lib/fonts/
16 KB
16 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/source-sans-pro-v14-latin-600.woff2
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/668D) / ASP.NET
Resource Hash
efb3cdc5e4582fd67dffab6fc6e5062074ce3f8c51747346af944e97749dc309
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/668D)
age
5787
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
15948
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
SourceSansPro-Regular.woff2
www.w3schools.com/lib/fonts/
75 KB
76 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/SourceSansPro-Regular.woff2
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/669F) / ASP.NET
Resource Hash
a577ef6bc32e9fb5981b5f75f712fbe2ab208ed841905b06fc41dc943c7ef1dd
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/669F)
age
7906
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
77280
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
freckle-face-v9-latin-regular.woff2
www.w3schools.com/lib/fonts/
39 KB
39 KB
Font
General
Full URL
https://www.w3schools.com/lib/fonts/freckle-face-v9-latin-regular.woff2
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/6796) / ASP.NET
Resource Hash
9babf1917ae762ae27a3f8ec7704ac57dc4bd5cb86723852aeb53b4857522202
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

Referer
https://www.w3schools.com/
Origin
https://www.w3schools.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/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/6796)
age
5787
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
application/font-woff2
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
39652
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
main.css
www.w3schools.com/lib/topnav/
34 KB
5 KB
Stylesheet
General
Full URL
https://www.w3schools.com/lib/topnav/main.css?v=1.0.31
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/6711) / ASP.NET
Resource Hash
47b576748462f29acb996b036eab24e29ae27641d9f3d347ae1e3e3de6d56314
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.w3schools.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
content-encoding
gzip
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/6711)
age
5786
etag
"08179af579da1:0+gzip"
x-powered-by
ASP.NET
vary
Accept-Encoding
x-cache
HIT
content-type
text/css
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
4933
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
main.css
www.w3schools.com/lib/pathfinder/
33 KB
4 KB
Stylesheet
General
Full URL
https://www.w3schools.com/lib/pathfinder/main.css?v=1.0.3
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/674B) / ASP.NET
Resource Hash
84449d211d0d03d8894d4e0a61e0b275c7142c085c0ca3fdc7deddab20e73793
Security Headers
Name Value
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content-security-policy
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Response headers

content-security-policy
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content-security-policy
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content-security-policy
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Response headers

content-security-policy
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content-security-policy
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date
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content-encoding
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date
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content-encoding
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accept-language
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Response headers

date
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content-encoding
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server
cloudflare
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cf-ray
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alt-svc
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Requested by
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URL: https://cdn.snigelweb.com/prebid/8.26.0/prebid.js?v=9609-1710869579518
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H2
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TLS 1.3, , AES_128_GCM
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https://www.w3schools.com/
accept-language
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User-Agent
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content-type
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Response headers

access-control-allow-origin
*
date
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cache-control
public, max-age=60
content-length
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vary
origin
apigw-requestid
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content-type
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https://config.aps.amazon-adsystem.com/configs/3927
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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accept-language
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https://www.w3schools.com/
User-Agent
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Response headers

date
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via
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server
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content-type
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URL: https://c.amazon-adsystem.com/aax2/apstag.js
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H2
Security
TLS 1.3, , AES_128_GCM
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accept-language
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Response headers

date
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via
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server
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content-type
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cache-control
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XHR
General
Full URL
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Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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accept-language
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https://www.w3schools.com/
User-Agent
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Response headers

x-amz-version-id
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content-encoding
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x-amz-cf-pop
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x-cache
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server
AmazonS3
etag
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content-type
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cache-control
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x-amz-cf-id
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17 KB
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General
Full URL
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Requested by
Host: www.w3schools.com
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Protocol
H2
Security
TLS 1.3, , AES_256_GCM
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accept-language
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Response headers

date
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content-encoding
gzip
last-modified
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server
Apache
etag
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vary
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content-type
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cache-control
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accept-ranges
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content-length
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expires
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id5-api.js
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91 KB
26 KB
Script
General
Full URL
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Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6816:3556 , United States, ASN13335 (CLOUDFLARENET, US),
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Name Value
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Request headers

accept-language
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User-Agent
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Response headers

date
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strict-transport-security
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content-encoding
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cf-cache-status
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x-amz-request-id
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cache-control
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cf-ray
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expires
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138 KB
Script
General
Full URL
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H2
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Request headers

accept-language
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User-Agent
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Response headers

date
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content-encoding
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x-content-type-options
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p3p
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85 KB
XHR
General
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URL: https://cdn.snigelweb.com/adconsent/81/adconsent__tcfapi.js
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H2
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TLS 1.3, , AES_128_GCM
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Request headers

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Response headers

date
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content-encoding
br
cf-cache-status
HIT
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server
cloudflare
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x-storage
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190 KB
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Script
General
Full URL
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Requested by
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URL: https://cdn.confiant-integrations.net/t_Qv_vWzcBDsyn934F1E0MWBb1c/prebid/config.js
Protocol
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2606:4700:4400::ac40:90a6 , United States, ASN13335 (CLOUDFLARENET, US),
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Request headers

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Response headers

date
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content-encoding
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server
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Reverse DNS
Software
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Resource Hash
Security Headers
Name Value
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Request headers

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Response headers

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cache-control
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376 B
Fetch
General
Full URL
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Requested by
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URL: https://cdn.snigelweb.com/prebid/8.26.0/prebid.js?v=9609-1710869579518
Protocol
H2
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Request headers

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content-type
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Response headers

pragma
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date
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strict-transport-security
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content-encoding
gzip
server
Kestrel
vary
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access-control-allow-origin
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cache-control
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expires
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424 B
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General
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Requested by
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URL: https://cdn.snigelweb.com/prebid/8.26.0/prebid.js?v=9609-1710869579518
Protocol
H2
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Server
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Software
Kestrel /
Resource Hash
af5bd36fb6b22b910d71c26ad40411108e6d6ae8cefff8268b59c7f6822e977b

Request headers

Referer
https://www.w3schools.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/122.0.6261.128 Safari/537.36
content-type
text/plain

Response headers

date
Wed, 20 Mar 2024 05:56:53 GMT
content-encoding
gzip
server
Kestrel
vary
Origin, Accept-Encoding
content-type
application/json
access-control-allow-origin
https://www.w3schools.com
cache-control
private
access-control-allow-credentials
true
access-control-allow-headers
Origin, X-Requested-With, Content-Type, Content-Length, Content-Encoding, Vary, Cache-Control, Accept
expires
Fri, 19 Apr 2024 05:56:53 GMT
adconsent__tcfapi_en.js
cdn.snigelweb.com/adconsent/81/views/gdpr/
94 KB
15 KB
Script
General
Full URL
https://cdn.snigelweb.com/adconsent/81/views/gdpr/adconsent__tcfapi_en.js
Requested by
Host: cdn.snigelweb.com
URL: https://cdn.snigelweb.com/adconsent/81/adconsent__tcfapi.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:bf8 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
70586c84423096a90de56dbb1cef1725e8dda3f64b971c6b9ee462eb08949563

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.w3schools.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Wed, 20 Mar 2024 05:56:53 GMT
content-encoding
br
cf-cache-status
HIT
age
1272832
x-edge-location
Frankfurt, DE
x-cache
MISS
last-modified
Tue, 05 Mar 2024 12:20:48 GMT
server
cloudflare
etag
W/"177ca-612e8df538a63"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=2419200, must-revalidate, immutable
x-edge-ip
51.195.65.78
cf-ray
8673762cdbb58f33-FRA
x-storage
809596973:8001
expires
0
collect
analytics.google.com/g/
0
256 B
Ping
General
Full URL
https://analytics.google.com/g/collect?v=2&tid=G-9YNMTB56NB&gtm=45je43i0v9104228927z8846712008za200&_p=1710914213212&_gaz=1&gcd=13l3l3l3l1&npa=0&dma=0&tcfd=10000&cid=657121666.1710914214&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&pscdl=noapi&_s=1&sid=1710914213&sct=1&seg=0&dl=https%3A%2F%2Fwww.w3schools.com%2F&dt=W3Schools%20Online%20Web%20Tutorials&en=page_view&_fv=1&_nsi=1&_ss=1&ep.content_group=Other%20Group%2F&tfd=892
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-9YNMTB56NB&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:38::181 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.w3schools.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 20 Mar 2024 05:56:53 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.w3schools.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
collect
stats.g.doubleclick.net/g/
0
256 B
Ping
General
Full URL
https://stats.g.doubleclick.net/g/collect?v=2&tid=G-9YNMTB56NB&cid=657121666.1710914214&gtm=45je43i0v9104228927z8846712008za200&aip=1&dma=0&gcd=13l3l3l3l1&npa=0
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-9YNMTB56NB&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c00::9a Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.w3schools.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 20 Mar 2024 05:56:53 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.w3schools.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
w3schools_logo_500_04AA6D.png
www.w3schools.com/images/
16 KB
16 KB
Image
General
Full URL
https://www.w3schools.com/images/w3schools_logo_500_04AA6D.png
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
192.229.133.221 , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECS (frb/67D3) / ASP.NET
Resource Hash
72a90c039fc6fb99a7f6673407b78e16c1c5db33281efdf53ca26344a9a9098a
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.w3schools.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Wed, 20 Mar 2024 05:56:53 GMT
last-modified
Tue, 19 Mar 2024 12:04:32 GMT
server
ECS (frb/67D3)
age
5711
etag
"08179af579da1:0"
x-powered-by
ASP.NET
x-cache
HIT
content-type
image/png
cache-control
public,max-age=14400,public
accept-ranges
bytes
content-length
16794
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;

Verdicts & Comments Add Verdict or Comment

145 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.

object| 0 object| 1 object| 2 object| 3 object| 4 string| subjectFolder object| dataLayer function| _0x4dd5a4 function| _0x240b function| _0x4094 function| _0x14b344 boolean| k42 object| gptAdSlots object| googletag object| snigelPubConf string| stickyadstatus function| fix_stickyad function| w3_getStyleValue function| Base64Encode function| Base64Decode object| Cookies object| Util object| UserSession object| MyLearning object| array_search_suggestions function| startscrolling_subtopnav function| scrolling_subtopnav function| endscrolling_subtopnav function| pellessii number| scrollspeed undefined| scrollinterval function| scrollmenow number| p_s_l number| x_s_l function| scrollbtn_visible function| stopscrollmenow function| subtopnav_intoview function| amIIntoView number| activate_subtopnav_scroll number| from_scrollpos number| current_scrollpos number| goto_tut function| w3CodeColor function| w3CodeColorize function| openLangTab function| open_search boolean| searchFromBox function| click_learntocode_search_btn function| find_search_results function| click_search_w3schools_link function| key_pressed_in_search function| submit_search_form function| execute_google_search function| secondSnigel object| TopNavBar function| w3_open function| w3_close function| w3_open_nav function| w3_close_nav function| w3_close_all_topnav function| gSearch function| highlightClassicSubNavActiveLinks undefined| k42ResizeFunc number| xbeforeResize number| ybeforeResize number| zbeforeResize number| sbeforeResize number| abeforeResize number| allbeforeResize function| skyscraperResize function| browserResize function| open_menu function| close_menu function| fix_sidemenu function| sidemenuitemintoview function| isIntoView function| scrolltop function| xxxchangecodetheme function| changecodetheme function| click_login_btn function| w3_close_all_nav function| activate_example_tab function| searchfield_focus string| addr function| displayError function| hideError function| hideSent function| sendErr function| clickFBLike function| hideFBLike function| googleTranslateElementInit function| printPage function| k42Resizing object| regexppos object| bfnuttpos string| cc string| result function| docReady object| _snigelConfig object| adsbygoogle object| pbjs object| apstag object| adngin function| adconsent function| __tcfapi function| __uspapi function| __adconsent object| argus object| google_tag_manager object| google_tag_data object| pbjsChunk object| _pbjsGlobals object| ADAGIO object| mnet object| confiant object| __pubxFloors__ boolean| __pubxLoaded__ boolean| __loadedBeforePb__ object| __pmacCpmHistory__ number| __loadTime__ number| __loadTimestamp__ boolean| __pubxLogsEnabled__ object| __pubx__ object| _aps boolean| apstagLOADED object| apscustom function| onYouTubeIframeAPIReady object| ggeac object| google_js_reporting_queue undefined| google_measure_js_timing object| PublisherCommonId object| __id5_finalization_registry object| ID5 object| gaGlobal object| locale function| pug_attr function| pug_classes function| pug_classes_array function| pug_classes_object function| pug_escape function| pug_has_own_property object| pug_match_html function| callGUITemplate function| renderLegitimateVendors function| renderVendors

6 Cookies

Domain/Path Name / Value
.snigelweb.com/ Name: __cf_bm
Value: s_MdumdzQYzQUo6u.dc0Wl2kMnnhNSYt8Ks8wUc1Ixc-1710914213-1.0.1.1-Gp42TRnlGLKiRHQjb9aYKZB.Ar6EOtFVU7Coge6npqoQZfAdXwU8i3qZZsW0yiGaa2WsIPFbCnb3FrL0OcU3aw
.w3schools.com/ Name: _sharedID
Value: cca1ce04-6015-4049-b0e8-daedc97f4520
.w3schools.com/ Name: _sharedID_cst
Value: PSytLDEsog%3D%3D
.w3schools.com/ Name: _sharedID_last
Value: Wed%2C%2020%20Mar%202024%2005%3A56%3A53%20GMT
.w3schools.com/ Name: _ga_9YNMTB56NB
Value: GS1.1.1710914213.1.0.1710914213.60.0.0
.w3schools.com/ Name: _ga
Value: GA1.1.657121666.1710914214

7 Console Messages

Source Level URL
Text
other warning URL: https://www.w3schools.com/(Line 9380)
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.w3schools.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.w3schools.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.w3schools.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.w3schools.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.w3schools.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.w3schools.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
Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;
X-Content-Security-Policy frame-ancestors 'self' https://mycourses.w3schools.com;

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.

adengine.snigelweb.com
analytics.google.com
c.amazon-adsystem.com
cdn.confiant-integrations.net
cdn.id5-sync.com
cdn.snigelweb.com
cdnx.snigelweb.com
config.aps.amazon-adsystem.com
floor.pbxai.com
gum.criteo.com
match.adsrvr.org
secure.cdn.fastclick.net
securepubads.g.doubleclick.net
stats.g.doubleclick.net
www.googletagmanager.com
www.w3schools.com
108.138.6.136
18.185.62.67
184.30.211.26
192.229.133.221
2001:4860:4802:38::181
2600:9000:211e:3600:12:7487:7980:93a1
2606:4700:10::6816:3556
2606:4700:4400::ac40:90a6
2606:4700::6812:bf8
2a00:1450:4001:80b::2002
2a00:1450:4001:81c::2008
2a00:1450:400c:c00::9a
2a02:2638:3::c
3.160.150.95
35.71.131.137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