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www.masteringtypescript.com Open in urlscan Pro
172.67.162.200  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: https://masteringtypescript.com/
Effective URL: https://www.masteringtypescript.com/
Submission: On April 21 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 3 countries across 5 domains to perform 23 HTTP transactions. The main IP is 172.67.162.200, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.masteringtypescript.com.
TLS certificate: Issued by E1 on April 19th 2024. Valid for: 3 months.
This is the only time www.masteringtypescript.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 14 172.67.162.200 13335 (CLOUDFLAR...)
3 2a00:1450:400... 15169 (GOOGLE)
2 2620:1ec:bdf::64 8075 (MICROSOFT...)
2 2001:4860:480... 15169 (GOOGLE)
2 104.45.184.134 8075 (MICROSOFT...)
1 2 68.219.88.97 8075 (MICROSOFT...)
1 1 2620:1ec:c11:... 8068 (MICROSOFT...)
23 6
14    172.67.162.200 (United States)

ASN13335 (CLOUDFLARENET, US)
masteringtypescript.com
www.masteringtypescript.com
3    2a00:1450:4001:80f::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
2    2620:1ec:bdf::64 (United States)

ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US)
www.clarity.ms
2    2001:4860:4802:34::36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
2    104.45.184.134 (Washington, United States)

ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US)
a.clarity.ms
2    68.219.88.97 (Dublin, Ireland)

ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US)
c.clarity.ms
1    2620:1ec:c11::237 (United States)

ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US)
c.bing.com
Apex Domain
Subdomains		 Transfer
14 masteringtypescript.com
masteringtypescript.com
www.masteringtypescript.com
161 KB
6 clarity.ms
www.clarity.ms — Cisco Umbrella Rank: 747
a.clarity.ms — Cisco Umbrella Rank: 6027
c.clarity.ms — Cisco Umbrella Rank: 1371
28 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 39
244 KB
2 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2404
316 B
1 bing.com
c.bing.com — Cisco Umbrella Rank: 228
761 B
23 5
Domain Requested by
13 www.masteringtypescript.com www.masteringtypescript.com
3 www.googletagmanager.com www.masteringtypescript.com
www.googletagmanager.com
2 c.clarity.ms 1 redirects
2 a.clarity.ms www.clarity.ms
2 region1.google-analytics.com www.googletagmanager.com
2 www.clarity.ms www.masteringtypescript.com
www.clarity.ms
1 c.bing.com 1 redirects
1 masteringtypescript.com 1 redirects
23 8

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

Domain
vercel.com
nextjs.org
Subject Issuer Validity Valid
masteringtypescript.com
E1		 2024-04-19 -
2024-07-18		 3 months crt.sh
*.google-analytics.com
GTS CA 1C3		 2024-03-18 -
2024-06-10		 3 months crt.sh
www.clarity.ms
DigiCert TLS RSA SHA256 2020 CA1		 2023-12-07 -
2024-12-07		 a year crt.sh
a.clarity.ms
Microsoft Azure TLS Issuing CA 01		 2024-01-14 -
2024-06-27		 5 months crt.sh

This page contains 1 frames:

Primary Page: https://www.masteringtypescript.com/
Frame ID: A398DB8E412FE96602C407CE3E9EDC96
Requests: 23 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Mastering TypesScript

Page URL History Show full URLs

  1. https://masteringtypescript.com/ HTTP 301
    https://www.masteringtypescript.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/ns\.html[^>]+></iframe>
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Page Statistics

23
Requests

96 %
HTTPS

57 %
IPv6

5
Domains

8
Subdomains

6
IPs

3
Countries

433 kB
Transfer

1172 kB
Size

12
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. https://masteringtypescript.com/ HTTP 301
    https://www.masteringtypescript.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 18
  • https://c.clarity.ms/c.gif HTTP 302
  • https://c.bing.com/c.gif?ctsa=mr&CtsSyncId=0B51A5EAF0E64AB2A62A363878EA614D&RedC=c.clarity.ms&MXFR=2F2BE72F8DD769F81D5CF34789D76794 HTTP 302
  • https://c.clarity.ms/c.gif?ctsa=mr&CtsSyncId=0B51A5EAF0E64AB2A62A363878EA614D&MUID=2A47B1A170916775229AA5C9713D66DA

23 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
www.masteringtypescript.com/
Redirect Chain
  • https://masteringtypescript.com/
  • https://www.masteringtypescript.com/
14 KB
4 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Next.js
Resource Hash
10165182e3f9ebf6dc6a1f7346a34682b4fa3481104b0b16a42af39df4fd84ce

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
s-maxage=31536000, stale-while-revalidate
cf-cache-status
DYNAMIC
cf-ray
8779b6cb7fc139ca-FRA
content-encoding
br
content-type
text/html; charset=utf-8
date
Sun, 21 Apr 2024 01:48:50 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=4JaLRNVSgeMUEhWbw6nYAWpDczh96NRIVAvPZm7Kq3f6J1xOOlzHADnI7adQnwE1N%2FCrLuGY51aWwAwYp59QjNWQX02%2Fld1tdxeRrMgypQ4qnSgmckXI7hzYfJREuqVHMmkBM7mvNxpyhZ74%2BXE%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding
x-nextjs-cache
HIT
x-powered-by
Next.js

Redirect headers

alt-svc
h3=":443"; ma=86400
cache-control
max-age=3600
cf-ray
8779b6ca8ecf39ca-FRA
content-length
167
content-type
text/html
date
Sun, 21 Apr 2024 01:48:49 GMT
expires
Sun, 21 Apr 2024 02:48:49 GMT
location
https://www.masteringtypescript.com/
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2Bok3k95PWMRzkklGxwLr%2F8hg4CcBI%2B82RGa%2Fho3NilqAR7FnjVRlz3GIruC3dPC%2BsQIW%2Fbu8KSgnm8cUmFSBNF4YY8VfiJ6V%2FgKWtSFN4YbjQxshv0KyBc9gFAdlLtaH2OyeLaRyveWibw%3D%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding
c9a5bc6a7c948fb0-s.p.woff2
www.masteringtypescript.com/_next/static/media/ 		45 KB
46 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/media/c9a5bc6a7c948fb0-s.p.woff2
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3bcf04ca301e44f13f404c8a04aa4ae707f67a950e12ef30c238f96e784266a1

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Origin
https://www.masteringtypescript.com
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
cf-cache-status
HIT
last-modified
Fri, 19 Apr 2024 23:42:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
78837
etag
W/"b5d8-18ef8bd1c98"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=lhlwqyD7CdInd9OfSLt9e6z2ejGSXdXo%2BwpCRJwtWZoXytbWk90zNx0Z9Nq1qjV9C1rekEHoUkLHLFI1QJIzwR5QpOXPjltJC3IhrZf7i%2BwFJ2rhqA7RpHqUHv0GfxvmTWi0yYpGSMYKCY4FO1U%3D"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
cf-ray
8779b6cd397b39ca-FRA
alt-svc
h3=":443"; ma=86400
content-length
46552
vercel.svg
www.masteringtypescript.com/ 		629 B
848 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.masteringtypescript.com/vercel.svg
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3fa5cd757b418e18afc68ddebad55f443206e410327921ddb2bf1be731658880

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
REVALIDATED
last-modified
Fri, 19 Apr 2024 22:56:47 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
W/"275-18ef8939b98"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=l0N0HZRu6G7W7XqUixmMbyofa7Kd9XCzVVHMqblgkqxLC84W44Q7VgcsrK63oCHlS4ALLxuXJG%2FbC57yvFkY7CkrlDO9%2BCGvKRGFiJiCOHwbUeo3q0426eMgaukX1jRqDWB7mVLqaOiuLlvQ%2FfI%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/svg+xml
cache-control
public, max-age=14400
cf-ray
8779b6cd397c39ca-FRA
alt-svc
h3=":443"; ma=86400
next.svg
www.masteringtypescript.com/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.masteringtypescript.com/next.svg
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
55995dfad6ecb4945a1e856ddca03c5e16aa5bf13fd21b4df6a74ae79357bcfc

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
REVALIDATED
last-modified
Fri, 19 Apr 2024 22:56:47 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
W/"55f-18ef8939b98"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SeH1cLJlE1vjySj4yNqeyek6Iw9l3Pw8LvMM%2B3mMFyvYhgTjrgs1NIUSxEnm4xtGk2%2BwvKmhhaTMZil16Wp4aBzpzK1AaYpl4RT4eII44y4Xhlb7HGhgU%2F8gIDxa620w0d3xjLpuX77KRT%2Fd7Qs%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/svg+xml
cache-control
public, max-age=14400
cf-ray
8779b6cd397f39ca-FRA
alt-svc
h3=":443"; ma=86400
c6868c6887bfb940.css
www.masteringtypescript.com/_next/static/css/ 		4 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/css/c6868c6887bfb940.css
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
024ad46c01eec454fac12822917089a2eb14682d5b190f311f8d91c7fed3d014

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Fri, 19 Apr 2024 23:42:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
78837
etag
W/"ec0-18ef8bd1c98"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=428n6UWdX9T2rWCB6sVN2YZHMckji6je2o0Qpj9NwuBcZcaEUI37S28MIer9A1dajURQ6Vl3iKS56b9IeKh%2F1mVy0fEPcQUPnl4eq0QH5p62GIWyzT21VXF4PFTv3J%2FiJOx47mfZ7umYWwNI2KA%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
cf-ray
8779b6cd398139ca-FRA
alt-svc
h3=":443"; ma=86400
e41a733de96a1d34.css
www.masteringtypescript.com/_next/static/css/ 		3 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/css/e41a733de96a1d34.css
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
320a8ae6c86f32047ab92da4165b3509e985f79b8a5794370baa15021509a4bc

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Fri, 19 Apr 2024 23:42:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
78837
etag
W/"d5b-18ef8bd1c98"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=yloJgV6lRFryAHjf07o%2FIP%2ByEWAOyhxa0S%2FX33NJoV7XlbMnGCqZeyBplSapwiRBwwanqrc1G%2BspOxD5f1UDxEjcBriZPr2a8%2FUe4DNN7KSwleRs8eU6YDlBWIkHRXKmsMKzdLP9aPVgIso4PU4%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
cf-ray
8779b6cd398339ca-FRA
alt-svc
h3=":443"; ma=86400
webpack-967917e6a30446ea.js
www.masteringtypescript.com/_next/static/chunks/ 		3 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/chunks/webpack-967917e6a30446ea.js
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6fcdabe99e7a3da9a127753b8d29b067d151b77a32ea713f0d003d226b4a8b11

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Fri, 19 Apr 2024 23:42:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
78837
etag
W/"d80-18ef8bd1c98"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=4z9TGN%2Bkx0Gz3pB4SIXmk78tJDBIL9K1%2Fqzx76WIZ7etoPBCTfh5zkRV6qCpHBSlLeHEg3b%2BmJlhu17zY%2FguLRRdtC3Hx83h6V%2F%2FeXQXSAG5jAVZ5SkDB3AAGh286BXlyouDFn2rKhfVHdIuIxw%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
cf-ray
8779b6ce2a4139ca-FRA
alt-svc
h3=":443"; ma=86400
fd9d1056-2821b0f0cabcd8bd.js
www.masteringtypescript.com/_next/static/chunks/ 		169 KB
54 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/chunks/fd9d1056-2821b0f0cabcd8bd.js
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
71ed963804cbd4b773b16a2e290fb534288140999cca4833a8ff300a9d72a9b1

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Fri, 19 Apr 2024 23:42:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
78836
etag
W/"2a31f-18ef8bd1c98"
vary
Accept-Encoding
report-to
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32 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/chunks/23-b6b066db8b1efede.js
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
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Referer
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?0
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sec-ch-ua-platform
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Response headers

date
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content-encoding
br
cf-cache-status
HIT
last-modified
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nel
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cloudflare
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78836
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vary
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report-to
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715 B 		Script
General
Check archive.org
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Full URL
https://www.masteringtypescript.com/_next/static/chunks/main-app-6de3c3100b91a0a9.js
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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Software
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Resource Hash
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Request headers

sec-ch-ua
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Referer
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sec-ch-ua-mobile
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sec-ch-ua-platform
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Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
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nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
78836
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W/"1ce-18ef8bd1c98"
vary
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report-to
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alt-svc
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173-76227e637eefcefb.js
www.masteringtypescript.com/_next/static/chunks/ 		13 KB
6 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/_next/static/chunks/173-76227e637eefcefb.js
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
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Resource Hash
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Request headers

sec-ch-ua
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Referer
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Accept-Language
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sec-ch-ua-mobile
?0
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sec-ch-ua-platform
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Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Fri, 19 Apr 2024 23:42:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
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vary
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alt-svc
h3=":443"; ma=86400
page-4db854079093f700.js
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852 B 		Script
General
Check archive.org
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Full URL
https://www.masteringtypescript.com/_next/static/chunks/app/page-4db854079093f700.js
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H3
Security
QUIC, , AES_128_GCM
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Software
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sec-ch-ua
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sec-ch-ua-platform
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Response headers

date
Sun, 21 Apr 2024 01:48:50 GMT
content-encoding
br
cf-cache-status
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{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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alt-svc
h3=":443"; ma=86400
js
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98 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-298DBCXYV7
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80f::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
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sec-ch-ua
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sec-ch-ua-mobile
?0
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sec-ch-ua-platform
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Response headers

date
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content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
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vary
Accept-Encoding
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expires
Sun, 21 Apr 2024 01:48:50 GMT
gtm.js
www.googletagmanager.com/ 		123 KB
47 KB 		Script
General
Check archive.org
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Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-WCXP8L2N
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80f::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
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Request headers

sec-ch-ua
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sec-ch-ua-mobile
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sec-ch-ua-platform
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Response headers

date
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content-encoding
br
strict-transport-security
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alt-svc
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server
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vary
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lz9rw7oi5v
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1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.clarity.ms/tag/lz9rw7oi5v
Requested by
Host: www.masteringtypescript.com
URL: https://www.masteringtypescript.com/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
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2620:1ec:bdf::64 , United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
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Request headers

sec-ch-ua
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Referer
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Accept-Language
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sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
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Response headers

expires
-1
date
Sun, 21 Apr 2024 01:48:51 GMT
x-azure-ref
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26 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.clarity.ms/s/0.7.31/clarity.js
Requested by
Host: www.clarity.ms
URL: https://www.clarity.ms/tag/lz9rw7oi5v
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2620:1ec:bdf::64 , United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
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Request headers

sec-ch-ua
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Accept-Language
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sec-ch-ua-mobile
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sec-ch-ua-platform
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Response headers

date
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content-encoding
br
last-modified
Thu, 18 Apr 2024 10:16:12 GMT
etag
W/"0x8DC5F909305D519"
vary
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x-azure-ref
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content-type
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access-control-allow-origin
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x-fd-int-roxy-purgeid
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www.googletagmanager.com/gtag/ 		294 KB
98 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-298DBCXYV7&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-WCXP8L2N
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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sec-ch-ua
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de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
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sec-ch-ua-platform
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Response headers

date
Sun, 21 Apr 2024 01:48:51 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
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content-type
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expires
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collect
region1.google-analytics.com/g/ 		0
262 B 		Ping
General
Check archive.org
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Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-298DBCXYV7&gtm=45je44h0v9183202176za200&_p=1713664130239&gcd=13l3l3l2l1&npa=1&dma_cps=sypham&dma=1&cid=1702286196.1713664131&ul=de-de&sr=1600x1200&uaa=x86&uab=64&uafvl=Chromium%3B124.0.6367.60%7CGoogle%2520Chrome%3B124.0.6367.60%7CNot-A.Brand%3B99.0.0.0&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&pscdl=noapi&_s=1&sid=1713664131&sct=1&seg=0&dl=https%3A%2F%2Fwww.masteringtypescript.com%2F&dt=Mastering%20TypesScript&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=1756
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-298DBCXYV7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Request headers

sec-ch-ua
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sec-ch-ua-platform
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Response headers

pragma
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date
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server
Golfe2
content-type
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alt-svc
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content-length
0
expires
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collect
a.clarity.ms/ 		0
307 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://a.clarity.ms/collect
Requested by
Host: www.clarity.ms
URL: https://www.clarity.ms/s/0.7.31/clarity.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
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104.45.184.134 Washington, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
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sec-ch-ua-mobile
?0
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sec-ch-ua-platform
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Response headers

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42 B
464 B 		Image
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Download Go to Show image
Full URL
https://c.clarity.ms/c.gif?ctsa=mr&CtsSyncId=0B51A5EAF0E64AB2A62A363878EA614D&MUID=2A47B1A170916775229AA5C9713D66DA
Protocol
H2
Server
68.219.88.97 Dublin, Ireland, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
Microsoft-IIS/10.0 / ASP.NET
Resource Hash
99c2917ee5b2a01459a923bdd1c676f15ee73b62b87f696e6735312d26f51e12

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
https://www.masteringtypescript.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 21 Apr 2024 01:48:52 GMT
last-modified
Fri, 01 Mar 2024 22:54:48 GMT
server
Microsoft-IIS/10.0
etag
"3e26b762b6cda1:0"
x-powered-by
ASP.NET
content-type
image/gif
p3p
CP="BUS CUR CONo FIN IVDo ONL OUR PHY SAMo TELo"
cache-control
private, no-cache, proxy-revalidate, no-store
accept-ranges
bytes
content-length
42

Redirect headers

pragma
no-cache
date
Sun, 21 Apr 2024 01:48:51 GMT
accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref
Ref A: 989CDA6DDA174112BE11EB466A87BD96 Ref B: FRA31EDGE0107 Ref C: 2024-04-21T01:48:52Z
x-powered-by
ASP.NET
x-cache
CONFIG_NOCACHE
p3p
CP="BUS CUR CONo FIN IVDo ONL OUR PHY SAMo TELo"
location
https://c.clarity.ms/c.gif?ctsa=mr&CtsSyncId=0B51A5EAF0E64AB2A62A363878EA614D&MUID=2A47B1A170916775229AA5C9713D66DA
cache-control
private, no-cache, proxy-revalidate, no-store
content-length
0
favicon.ico
www.masteringtypescript.com/ 		25 KB
10 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://www.masteringtypescript.com/favicon.ico
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.162.200 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2b8ad2d33455a8f736fc3a8ebf8f0bdea8848ad4c0db48a2833bd0f9cd775932

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 21 Apr 2024 01:48:51 GMT
content-encoding
br
cf-cache-status
MISS
last-modified
Sun, 21 Apr 2024 01:48:51 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
vary
RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=xiSHiE%2BSl3VqO%2FDjYJNBg5QcyWIhfKsvXG4DmWkrr7JridDk%2Fv56B0w62KdBV%2BiMso%2B%2BlNxMDQoywbr%2FvthZRYwkg4e0CyOF4CGCRhfnblkgCKtyV1h%2BrOyZQUGRNtzzn%2F2LG7MN%2FbWX9DMY04U%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/x-icon
x-nextjs-cache
HIT
cache-control
public, max-age=14400, must-revalidate
cf-ray
8779b6d5bae939ca-FRA
alt-svc
h3=":443"; ma=86400
collect
a.clarity.ms/ 		0
307 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://a.clarity.ms/collect
Requested by
Host: www.clarity.ms
URL: https://www.clarity.ms/s/0.7.31/clarity.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
104.45.184.134 Washington, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Accept
application/x-clarity-gzip
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Access-Control-Allow-Origin
https://www.masteringtypescript.com
Date
Sun, 21 Apr 2024 01:48:52 GMT
Access-Control-Allow-Credentials
true
Server
nginx/1.18.0 (Ubuntu)
Connection
keep-alive
Vary
Origin
Request-Context
appId=cid-v1:9c7c879b-c51a-427e-9701-218438da5f81
collect
region1.google-analytics.com/g/ 		0
54 B 		Ping
General
Check archive.org
Download Go to
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-298DBCXYV7&gtm=45je44h0v9183202176za200&_p=1713664130239&gcd=13l3l3l2l1&npa=1&dma_cps=sypham&dma=1&cid=1702286196.1713664131&ul=de-de&sr=1600x1200&uaa=x86&uab=64&uafvl=Chromium%3B124.0.6367.60%7CGoogle%2520Chrome%3B124.0.6367.60%7CNot-A.Brand%3B99.0.0.0&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&pscdl=noapi&_eu=AEA&_s=2&sid=1713664131&sct=1&seg=0&dl=https%3A%2F%2Fwww.masteringtypescript.com%2F&dt=Mastering%20TypesScript&en=scroll&epn.percent_scrolled=90&_et=11&tfd=6788
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-298DBCXYV7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.masteringtypescript.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
Sun, 21 Apr 2024 01:48:56 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.masteringtypescript.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

Verdicts & Comments Add Verdict or Comment

11 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.

function| gtag object| dataLayer function| clarity object| __next_f object| webpackChunk_N_E undefined| _N_E object| next object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal

12 Cookies

Domain/Path Name / Value
www.clarity.ms/ Name: CLID
Value: f6a5a723d2514cf89dbf92279f13e51c.20240421.20250421
.masteringtypescript.com/ Name: _clck
Value: la5yq1%7C2%7Cfl4%7C0%7C1572
.masteringtypescript.com/ Name: _ga
Value: GA1.1.1702286196.1713664131
.masteringtypescript.com/ Name: _ga_298DBCXYV7
Value: GS1.1.1713664131.1.0.1713664131.0.0.0
.masteringtypescript.com/ Name: _clsk
Value: 1skr6sh%7C1713664132339%7C1%7C1%7Ca.clarity.ms%2Fcollect
.bing.com/ Name: MUID
Value: 2A47B1A170916775229AA5C9713D66DA
.c.bing.com/ Name: MR
Value: 0
.c.bing.com/ Name: SRM_B
Value: 2A47B1A170916775229AA5C9713D66DA
.c.clarity.ms/ Name: SM
Value: C
.clarity.ms/ Name: MUID
Value: 2A47B1A170916775229AA5C9713D66DA
.c.clarity.ms/ Name: MR
Value: 0
.c.clarity.ms/ Name: ANONCHK
Value: 0

14 Console Messages

Source Level URL
Text
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://www.masteringtypescript.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.

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.

a.clarity.ms
c.bing.com
c.clarity.ms
masteringtypescript.com
region1.google-analytics.com
www.clarity.ms
www.googletagmanager.com
www.masteringtypescript.com
104.45.184.134
172.67.162.200
2001:4860:4802:34::36
2620:1ec:bdf::64
2620:1ec:c11::237
2a00:1450:4001:80f::2008
68.219.88.97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