Submitted URL: http://www.w3schools.com/
Effective URL: https://www.w3schools.com/
Submission: On February 28 via manual from NL — Scanned from NL

Summary

This website contacted 13 IPs in 4 countries across 12 domains to perform 44 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 15311.
TLS certificate: Issued by DigiCert TLS RSA SHA256 2020 CA1 on April 8th 2022. 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

Apex Domain
Subdomains
Transfer
20 w3schools.com
www.w3schools.com — Cisco Umbrella Rank: 15311
437 KB
7 snigelweb.com
cdn.snigelweb.com — Cisco Umbrella Rank: 12199
adengine.snigelweb.com — Cisco Umbrella Rank: 13728
312 KB
4 doubleclick.net
securepubads.g.doubleclick.net — Cisco Umbrella Rank: 184
stats.g.doubleclick.net — Cisco Umbrella Rank: 77
158 KB
3 amazon-adsystem.com
c.amazon-adsystem.com — Cisco Umbrella Rank: 282
51 KB
2 amazon.dev
prod.us-east-1.cxm-bcn.publisher-services.amazon.dev — Cisco Umbrella Rank: 673
456 B
2 confiant-integrations.net
cdn.confiant-integrations.net — Cisco Umbrella Rank: 1311
60 KB
2 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 30
20 KB
1 google.nl
www.google.nl — Cisco Umbrella Rank: 9404
408 B
1 google.com
www.google.com — Cisco Umbrella Rank: 2
408 B
1 id5-sync.com
cdn.id5-sync.com — Cisco Umbrella Rank: 912
17 KB
1 fastclick.net
secure.cdn.fastclick.net — Cisco Umbrella Rank: 1140
17 KB
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 44
48 KB
44 12
Domain Requested by
20 www.w3schools.com 1 redirects www.w3schools.com
6 cdn.snigelweb.com www.w3schools.com
cdn.snigelweb.com
3 securepubads.g.doubleclick.net cdn.snigelweb.com
securepubads.g.doubleclick.net
3 c.amazon-adsystem.com cdn.snigelweb.com
c.amazon-adsystem.com
2 prod.us-east-1.cxm-bcn.publisher-services.amazon.dev c.amazon-adsystem.com
2 cdn.confiant-integrations.net adengine.snigelweb.com
cdn.confiant-integrations.net
2 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
1 www.google.nl www.w3schools.com
1 www.google.com www.w3schools.com
1 stats.g.doubleclick.net www.google-analytics.com
1 cdn.id5-sync.com www.w3schools.com
1 secure.cdn.fastclick.net www.w3schools.com
1 adengine.snigelweb.com cdn.snigelweb.com
1 www.googletagmanager.com www.w3schools.com
44 14
Subject Issuer Validity Valid
*.w3schools.com
DigiCert TLS RSA SHA256 2020 CA1
2022-04-08 -
2023-05-04
a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2022-05-28 -
2023-05-28
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
c.amazon-adsystem.com
Amazon
2022-05-09 -
2023-04-18
a year crt.sh
*.g.doubleclick.net
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
*.confiant-integrations.net
GTS CA 1P5
2023-01-27 -
2023-04-27
3 months crt.sh
secure.cdn.fastclick.net
DigiCert TLS RSA SHA256 2020 CA1
2022-12-02 -
2023-12-02
a year crt.sh
prod.us-east-1.cxm-bcn.publisher-services.amazon.dev
Amazon RSA 2048 M02
2022-12-27 -
2024-01-25
a year crt.sh
www.google.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
*.google.nl
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh

This page contains 2 frames:

Primary Page: https://www.w3schools.com/
Frame ID: 0A163327B2F3B484F6CF7D309D2A8D4D
Requests: 39 HTTP requests in this frame

Frame: https://www.w3schools.com/howto/tryhow_js_slideshow_ifr.htm
Frame ID: 4F08777D82F9D1A072A3F5D1FA2E9C3B
Requests: 4 HTTP requests in this frame

Screenshot

Page Title

W3Schools Online Web Tutorials

Page URL History Show full URLs

  1. http://www.w3schools.com/ HTTP 301
    https://www.w3schools.com/ Page URL

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

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

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

Page Statistics

44
Requests

100 %
HTTPS

69 %
IPv6

12
Domains

14
Subdomains

13
IPs

4
Countries

1121 kB
Transfer

3088 kB
Size

3
Cookies

Page URL History

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

  1. http://www.w3schools.com/ HTTP 301
    https://www.w3schools.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

44 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
www.w3schools.com/
Redirect Chain
  • http://www.w3schools.com/
  • https://www.w3schools.com/
118 KB
118 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 (amb/6BC4) / ASP.NET
Resource Hash
4a6b604c0df7daf560a6985c9c538e6e50060f1959c70e5dbd00b48842cf04d0
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/110.0.5481.177 Safari/537.36
accept-language
nl-NL,nl;q=0.9

Response headers

accept-ranges
bytes
age
13273
cache-control
Public,public
content-encoding
gzip
content-length
120860
content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
content-type
text/html
date
Tue, 28 Feb 2023 15:42:14 GMT
expires
Tue, 28 Feb 2023 19:42:14 GMT
last-modified
Tue, 28 Feb 2023 12:01:01 GMT
server
ECS (amb/6BC4)
vary
Accept-Encoding
x-cache
HIT
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
x-powered-by
ASP.NET

Redirect headers

Content-Length
134
Content-Type
text/html
Date
Tue, 28 Feb 2023 15:42:14 GMT
Location
https://www.w3schools.com:443/
Server
awselb/2.0
fontawesome.woff2
www.w3schools.com/lib/fonts/
10 KB
10 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 (amb/6BC5) / ASP.NET
Resource Hash
59a9cf216caf4f77ca623628c7113f0ee8fe7cce1517a5ca4589832eec674f99
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
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6BC5)
age
11083
etag
"08911dfd84ad91:0"
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
10176
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 (amb/6B86) / 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
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6B86)
age
11083
etag
"08911dfd84ad91:0"
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 (amb/6B75) / 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
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6B75)
age
11083
etag
"08911dfd84ad91:0"
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 (amb/6B97) / 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
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6B97)
age
11083
etag
"08911dfd84ad91:0"
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 (amb/6BA4) / 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
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6BA4)
age
11082
etag
"08911dfd84ad91:0"
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;
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 (amb/6B9D) / 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
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6B9D)
age
11083
etag
"08911dfd84ad91:0"
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;
w3schools31.css
www.w3schools.com/lib/
62 KB
13 KB
Stylesheet
General
Full URL
https://www.w3schools.com/lib/w3schools31.css
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 (amb/6BA9) / ASP.NET
Resource Hash
01cf86d6e5a9a49c305855e682c8ae913aa86fdac5c5f7dec2724df5df2ab2da
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
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
content-encoding
gzip
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6BA9)
age
5002
etag
"08911dfd84ad91:0+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
12741
x-content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
loader.js
cdn.snigelweb.com/adengine/w3schools.com/
15 KB
7 KB
Script
General
Full URL
https://cdn.snigelweb.com/adengine/w3schools.com/loader.js
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6816:194a , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f1816ed474ecb742b326b67f4af19298665197e2743d5986284933d0d9d5998f

Request headers

accept-language
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

date
Tue, 28 Feb 2023 15:42:14 GMT
content-encoding
br
cf-cache-status
HIT
age
827
x-edge-location
Frankfurt, DE
x-cache
MISS
last-modified
Tue, 28 Feb 2023 10:36:42 GMT
server
cloudflare
etag
W/"3d4c-5f5c02bdf791a"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=900, must-revalidate, immutable
x-edge-ip
51.195.65.78
cf-ray
7a0a44dc5d793809-FRA
x-storage
809596973:8001
expires
0
common-deps.js
www.w3schools.com/lib/
3 KB
1 KB
Script
General
Full URL
https://www.w3schools.com/lib/common-deps.js?v=1.0.0
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 (amb/6B9A) / ASP.NET
Resource Hash
9090e386621d5751c37ae2bd89b75db3bd6e67235756ae58c1a097641cb8b741
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
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
content-encoding
gzip
date
Tue, 28 Feb 2023 15:42:14 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6B9A)
age
9315
etag
"08911dfd84ad91:0+gzip"
x-powered-by
ASP.NET
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
public,max-age=14400,public
accept-ranges
bytes
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Response headers

date
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content-encoding
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Request headers

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Response headers

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content-encoding
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Protocol
H2
Security
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Request headers

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Response headers

strict-transport-security
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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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Request headers

accept-language
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Response headers

date
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content-encoding
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cf-cache-status
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server
cloudflare
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alt-svc
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H2
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Request headers

accept-language
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Response headers

date
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content-encoding
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XHR
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Full URL
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Security
QUIC, , AES_128_GCM
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Request headers

accept-language
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Response headers

date
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content-encoding
br
x-content-type-options
nosniff
server
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content-type
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access-control-allow-origin
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1 KB
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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
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Software
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Request headers

accept-language
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User-Agent
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Response headers

date
Tue, 28 Feb 2023 13:04:21 GMT
via
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server
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x-amz-cf-pop
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Full URL
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Requested by
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URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Software
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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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x-amz-version-id
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content-encoding
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server
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etag
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access-control-max-age
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x-amz-cf-id
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TLS 1.3, , AES_128_GCM
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Request headers

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accept-language
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User-Agent
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Response headers

pragma
no-cache
date
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x-content-type-options
nosniff
last-modified
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server
Golfe2
content-type
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cache-control
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alt-svc
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457 KB
69 KB
XHR
General
Full URL
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URL: https://cdn.snigelweb.com/adconsent/71/adconsent__tcfapi.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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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
br
cf-cache-status
HIT
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x-cache
MISS
last-modified
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server
cloudflare
etag
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vary
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access-control-allow-origin
*
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x-edge-ip
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cf-ray
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x-storage
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expires
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pubcid.min.js
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54 KB
17 KB
Script
General
Full URL
https://secure.cdn.fastclick.net/js/pubcid/latest/pubcid.min.js
Requested by
Host: www.w3schools.com
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Protocol
H2
Security
TLS 1.3, , AES_256_GCM
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Apache /
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accept-language
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https://www.w3schools.com/
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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
application/javascript
cache-control
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accept-ranges
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17407
expires
Tue, 28 Feb 2023 15:57:14 GMT
id5-api.js
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58 KB
17 KB
Script
General
Full URL
https://cdn.id5-sync.com/api/1.0/id5-api.js
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6816:3456 , United States, ASN13335 (CLOUDFLARENET, US),
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cloudflare /
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Security Headers
Name Value
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Request headers

accept-language
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Referer
https://www.w3schools.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Tue, 28 Feb 2023 15:42:14 GMT
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-encoding
gzip
cf-cache-status
HIT
last-modified
Mon, 13 Feb 2023 11:21:55 GMT
server
cloudflare
x-amz-request-id
NA7K6JHXA5456874
age
844
etag
W/"7586740695219e27c1483ac351f18884"
x-amz-server-side-encryption
AES256
vary
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cache-control
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cf-ray
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x-amz-id-2
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456 B
XHR
General
Full URL
https://prod.us-east-1.cxm-bcn.publisher-services.amazon.dev/v1/recordVendorsLoaded
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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ec2-3-90-170-155.compute-1.amazonaws.com
Software
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accept-language
nl-NL,nl;q=0.9
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Response headers

access-control-allow-origin
*
date
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content-length
0
vary
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recordVendorsLoaded
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0
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Preflight
General
Full URL
https://prod.us-east-1.cxm-bcn.publisher-services.amazon.dev/v1/recordVendorsLoaded
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.90.170.155 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-90-170-155.compute-1.amazonaws.com
Software
/
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://www.w3schools.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

access-control-allow-headers
content-type
access-control-allow-methods
POST
access-control-allow-origin
*
access-control-max-age
1800
allow
GET, HEAD, POST, PUT, DELETE, OPTIONS, PATCH
content-length
0
date
Tue, 28 Feb 2023 15:42:15 GMT
vary
Origin Access-Control-Request-Method Access-Control-Request-Headers
collect
stats.g.doubleclick.net/j/
4 B
351 B
XHR
General
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j99&tid=UA-3855518-1&cid=246005613.1677598935&jid=512344440&gjid=229987614&_gid=859418090.1677598935&_u=YEBAAEAAAAAAACAAI~&z=2042345940
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c0c::9b Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
122fac0ffbb44fb8bba0388baa11afc67faec3b223a06871a40dbcab4c6cc787
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.w3schools.com/
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
date
Tue, 28 Feb 2023 15:42:14 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.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
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
wrap.js
cdn.confiant-integrations.net/prebid/202212211045/
115 KB
37 KB
Script
General
Full URL
https://cdn.confiant-integrations.net/prebid/202212211045/wrap.js
Requested by
Host: cdn.confiant-integrations.net
URL: https://cdn.confiant-integrations.net/t_Qv_vWzcBDsyn934F1E0MWBb1c/prebid/config.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:99f6 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
cc38d0aa2dbeded97b540b45b25a865e3e180626028ea678b5778c662ac2148c

Request headers

accept-language
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

date
Tue, 28 Feb 2023 15:42:14 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Wed, 21 Dec 2022 15:47:02 GMT
server
cloudflare
x-amz-request-id
3XWQP41JRXCKPQQZ
age
4050966
etag
W/"5417c9520f72355296c28a32c51cfce3"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
cache-control
public, max-age=31536000
cf-ray
7a0a44df3f782c47-FRA
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-amz-id-2
mGMOPWvjHY+x871w8HcCm/HWsTv5QOZIy3p0jhjB3CNXnQAmeonSc4rFVqM68tqG/2FdmXCdBAytHYga9pfCtA==
adconsent__tcfapi_en.js
cdn.snigelweb.com/adconsent/71/views/
81 KB
13 KB
Script
General
Full URL
https://cdn.snigelweb.com/adconsent/71/views/adconsent__tcfapi_en.js
Requested by
Host: cdn.snigelweb.com
URL: https://cdn.snigelweb.com/adconsent/71/adconsent__tcfapi.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6816:194a , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b99a062d77363a8f24514d035d452b63f9d9c850061ec88e1ca8baf0c608bd03

Request headers

accept-language
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

date
Tue, 28 Feb 2023 15:42:14 GMT
content-encoding
br
cf-cache-status
HIT
age
2376945
x-edge-location
Frankfurt, DE
x-cache
HIT
x-age
1739293
last-modified
Fri, 07 Oct 2022 15:07:22 GMT
server
cloudflare
etag
W/"14589-5ea732ab4c39a"
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
7a0a44df6a873809-FRA
x-storage
809596973:8001
expires
0
ga-audiences
www.google.com/ads/
42 B
408 B
Image
General
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j99&tid=UA-3855518-1&cid=246005613.1677598935&jid=512344440&_u=YEBAAEAAAAAAACAAI~&z=1780221243
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82a::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 28 Feb 2023 15:42:15 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.nl/ads/
42 B
408 B
Image
General
Full URL
https://www.google.nl/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j99&tid=UA-3855518-1&cid=246005613.1677598935&jid=512344440&_u=YEBAAEAAAAAAACAAI~&z=1780221243
Requested by
Host: www.w3schools.com
URL: https://www.w3schools.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82f::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 28 Feb 2023 15:42:15 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
w3schools_logo_500_04AA6D.png
www.w3schools.com/images/
16 KB
17 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 (amb/6BC2) / 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
nl-NL,nl;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/110.0.5481.177 Safari/537.36

Response headers

content-security-policy
frame-ancestors 'self' https://mycourses.w3schools.com;
date
Tue, 28 Feb 2023 15:42:15 GMT
last-modified
Mon, 27 Feb 2023 18:25:30 GMT
server
ECS (amb/6BC2)
age
11027
etag
"08911dfd84ad91:0"
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

99 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 boolean| credentialless boolean| searchFromBox function| gSearch function| gTra object| dataLayer object| snigelPubConf function| Base64Decode object| Cookies function| getCognitoConfig function| getCognitoIssuerUrl function| verifyUserSession function| decodeBase64UrlEncodedJwtSection function| parseAccessToken function| refreshUserSessionViaRedirect function| getMetaPreparedFromException function| parseJson object| MyLearning function| _0x1397be function| _0x212c58 function| _0xa895 function| _0x37d5 function| openLangTab function| w3_open function| w3_close function| open_xs_menu function| w3_open_nav function| w3_close_all_nav function| w3_close_nav function| mouseoverdarkicon function| mouseoutofdarkicon function| changepagetheme function| click_darkpage function| click_darkcode function| changecodetheme function| open_translate function| open_search function| googleTranslateElementInit function| clickFBLike function| hideFBLike function| w3CodeColor function| w3CodeColorize object| pagesArr 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 object| regexppos object| bfnuttpos string| cc string| result object| _snigelConfig object| adsbygoogle object| pbjs object| apstag object| googletag object| adngin function| adconsent function| __tcfapi function| __uspapi function| __adconsent object| argus object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject function| ga object| pbjsChunk object| _pbjsGlobals object| ADAGIO object| ggeac object| google_js_reporting_queue boolean| apstagLOADED object| apscustom object| gaplugins object| gaGlobal object| gaData function| _typeof undefined| google_measure_js_timing object| confiant function| setImmediate function| clearImmediate object| ID5 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| renderVendors function| renderLegitimateVendors object| PublisherCommonId

3 Cookies

Domain/Path Name / Value
.w3schools.com/ Name: _ga
Value: GA1.2.246005613.1677598935
.w3schools.com/ Name: _gid
Value: GA1.2.859418090.1677598935
.w3schools.com/ Name: _gat_UA-3855518-1
Value: 1

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
c.amazon-adsystem.com
cdn.confiant-integrations.net
cdn.id5-sync.com
cdn.snigelweb.com
prod.us-east-1.cxm-bcn.publisher-services.amazon.dev
secure.cdn.fastclick.net
securepubads.g.doubleclick.net
stats.g.doubleclick.net
www.google-analytics.com
www.google.com
www.google.nl
www.googletagmanager.com
www.w3schools.com
13.224.195.78
192.229.133.221
23.65.195.36
2606:4700:10::6816:194a
2606:4700:10::6816:3456
2606:4700:4400::ac40:99f6
2a00:1450:4001:802::2008
2a00:1450:4001:810::200e
2a00:1450:4001:827::2002
2a00:1450:4001:82a::2004
2a00:1450:4001:82f::2003
2a00:1450:400c:c0c::9b
3.90.170.155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