Submitted URL: https://www.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe
Effective URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520upda...
Submission: On May 19 via manual from PK — Scanned from DE

Summary

This website contacted 12 IPs in 4 countries across 7 domains to perform 43 HTTP transactions. The main IP is 172.67.70.149, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.freecodecamp.org. The Cisco Umbrella rank of the primary domain is 69580.
TLS certificate: Issued by E1 on March 24th 2024. Valid for: 3 months.
This is the only time www.freecodecamp.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Apex Domain
Subdomains
Transfer
31 freecodecamp.org
www.freecodecamp.org — Cisco Umbrella Rank: 69580
api.freecodecamp.org — Cisco Umbrella Rank: 290648
gb.api.freecodecamp.org — Cisco Umbrella Rank: 426710
1011 KB
5 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 32
region1.google-analytics.com — Cisco Umbrella Rank: 2533
21 KB
3 stripe.com
js.stripe.com — Cisco Umbrella Rank: 1088
167 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 39
267 KB
1 algolia.net
qmjyl5wyti-dsn.algolia.net — Cisco Umbrella Rank: 447286
2 KB
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 89
351 B
1 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 804
7 KB
43 7
Domain Requested by
27 www.freecodecamp.org 1 redirects www.freecodecamp.org
static.cloudflareinsights.com
3 region1.google-analytics.com www.googletagmanager.com
3 js.stripe.com www.freecodecamp.org
js.stripe.com
3 www.googletagmanager.com www.freecodecamp.org
www.googletagmanager.com
www.google-analytics.com
3 api.freecodecamp.org 1 redirects www.freecodecamp.org
2 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
1 qmjyl5wyti-dsn.algolia.net www.freecodecamp.org
1 gb.api.freecodecamp.org www.freecodecamp.org
1 stats.g.doubleclick.net www.google-analytics.com
1 static.cloudflareinsights.com www.freecodecamp.org
43 10
Subject Issuer Validity Valid
www.freecodecamp.org
E1
2024-03-24 -
2024-06-22
3 months crt.sh
cloudflareinsights.com
GTS CA 1P5
2024-05-08 -
2024-08-06
3 months crt.sh
*.google-analytics.com
WR2
2024-05-06 -
2024-07-29
3 months crt.sh
a.stripecdn.com
DigiCert SHA2 Extended Validation Server CA
2024-03-27 -
2024-06-27
3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3
2024-05-06 -
2024-07-29
3 months crt.sh
api.freecodecamp.org
E1
2024-03-24 -
2024-06-22
3 months crt.sh
gb.api.freecodecamp.org
E1
2024-05-03 -
2024-08-01
3 months crt.sh
algolia.net
Sectigo RSA Organization Validation Secure Server CA
2024-01-04 -
2025-02-02
a year crt.sh

This page contains 3 frames:

Primary Page: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Frame ID: 16EA18A6ECE2F79155A32CF49B47EBD2
Requests: 42 HTTP requests in this frame

Frame: https://js.stripe.com/v3/controller-with-preconnect-3fabe951be340d747a1b651e636c1e82.html
Frame ID: 5897A51EF52B11C2F6E99F7DF3C6B075
Requests: 1 HTTP requests in this frame

Frame: https://js.stripe.com/v3/m-outer-3437aaddcdf6922d623e172c2d6f9278.html
Frame ID: 9721CA3A309DE3FE8110D1BA4FB3235B
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

You have been unsubscribed | freeCodeCamp.org

Page URL History Show full URLs

  1. https://www.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe HTTP 302
    https://api.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe HTTP 302
    https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520s... Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • js\.stripe\.com

Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Page Statistics

43
Requests

100 %
HTTPS

45 %
IPv6

7
Domains

10
Subdomains

12
IPs

4
Countries

1473 kB
Transfer

6319 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://www.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe HTTP 302
    https://api.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe HTTP 302
    https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences. Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

43 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request 0kbpI4eZXgq0gCpJj5kwe
www.freecodecamp.org/unsubscribed/
Redirect Chain
  • https://www.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe
  • https://api.freecodecamp.org/ue/0kbpI4eZXgq0gCpJj5kwe
  • https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
326 KB
60 KB
Document
General
Full URL
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5ebb7c7f0dbfabe16340366e4234404a16c38070d08236c260d8ceb16a0670d6
Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

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
public, max-age=0, must-revalidate
cf-cache-status
DYNAMIC
cf-ray
8862c4d34e4e367a-FRA
content-disposition
inline; filename="404.html"
content-encoding
br
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
content-type
text/html; charset=utf-8
date
Sun, 19 May 2024 08:38:06 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
referrer-policy
no-referrer-when-downgrade
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=tywTcqWz8Tv7K0rsXlt7zk%2BIDAGtpFKjDvTDt1XRsEjmXOIk3vYHbS5oMzdlxoOZoq7feJp6YGyxLta9Fgdfsn4npifx8Qq07wkVulRMswokRPh6GQU1V15MBFIXN1UuQ7up24vd"}],"group":"cf-nel","max_age":604800}
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Accept-Encoding
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
1; mode=block

Redirect headers

access-control-allow-credentials
true
access-control-allow-headers
Origin, X-Requested-With, Content-Type, Accept
access-control-allow-origin
https://www.freecodecamp.org
alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
8862c4d21c4b37f5-FRA
content-security-policy
default-src 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org https://*.cloudflare.com *.cloudflare.com; connect-src 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org https://glitch.com https://*.glitch.com https://*.glitch.me https://*.cloudflare.com https://*.algolia.net; script-src 'unsafe-eval' 'unsafe-inline' *.google-analytics.com *.gstatic.com https://*.cloudflare.com *.cloudflare.com https://*.gitter.im https://*.cdnjs.com *.cdnjs.com https://*.jsdelivr.com *.jsdelivr.com *.twimg.com https://*.twimg.com *.youtube.com *.ytimg.com 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org; style-src 'unsafe-inline' *.gstatic.com *.googleapis.com *.bootstrapcdn.com https://*.bootstrapcdn.com *.cloudflare.com https://*.cloudflare.com https://use.fontawesome.com 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org; font-src *.cloudflare.com https://*.cloudflare.com *.bootstrapcdn.com *.googleapis.com *.gstatic.com https://*.bootstrapcdn.com https://use.fontawesome.com 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org; img-src * data:; media-src *.bitly.com *.amazonaws.com *.twitter.com 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org; frame-src *.gitter.im *.gitter.im https: *.youtube.com *.twitter.com *.ghbtns.com *.freecatphotoapp.com freecodecamp.github.io 'self' https://search.freecodecamp.org https://www.freecodecamp.org https://auth.freecodecamp.org default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
content-type
text/html; charset=utf-8
date
Sun, 19 May 2024 08:38:06 GMT
location
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
referrer-policy
no-referrer-when-downgrade
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=40faB6fV4OBaR5O9e%2FnufB%2FGvzbKUF8FSqcxnH%2BWmpLBhLioEDhAYNNQ5B95ZeCO1K98ayzFW%2B53IIJzSznwgeELr7rlFHKaO%2BHCmQK5lZBnplavldNOXLI5KYZH4hxlt0L0qaNo"}],"group":"cf-nel","max_age":604800}
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Origin, Accept, Accept-Encoding
x-content-type-options
nosniff nosniff
x-frame-options
SAMEORIGIN SAMEORIGIN
x-xss-protection
1; mode=block 1; mode=block
bootstrap.min.css
www.freecodecamp.org/css/
108 KB
18 KB
Stylesheet
General
Full URL
https://www.freecodecamp.org/css/bootstrap.min.css
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
87d079848d48036dfaf434f996ae1823f3b4fb338d4df344e33b47abefede66d
Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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, 19 May 2024 08:38:06 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
age
12491
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-disposition
inline; filename="bootstrap.min.css"
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
"b9e72dea2ae94f10c5309f0f3b7a72fcf736f8f9"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Sz0skGgXxCdJ4Ws266j9HK9lSDMJwCQM7YYai6MkoAfarBlL3xdTyI68sU2dbUhPOdiXL%2F%2B4xDO57fiIXKLUAQQaIQXpAvaQ%2FNjAe%2F0zuoEl9oqpYjf2UtB0cqcQJQIZxH8Md0MA"}],"group":"cf-nel","max_age":604800}
cache-control
public, max-age=14400, stale-while-revalidate=172800, must-revalidate
cf-ray
8862c4d4afd2367a-FRA
webpack-runtime-cd510bb5ffce07c49ac2.js
www.freecodecamp.org/
9 KB
5 KB
Script
General
Full URL
https://www.freecodecamp.org/webpack-runtime-cd510bb5ffce07c49ac2.js
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2996b89c3bef2267c5a6bf2b4dae4b72cc74b1a252721d3ab34e2fd7f23bfe21
Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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, 19 May 2024 08:38:06 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
age
13519
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-disposition
inline; filename="webpack-runtime-cd510bb5ffce07c49ac2.js"
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
"5fbcb14d55a98778ed7dd06ca826ea911cea4184"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=utf-8
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=FG7ZwB%2F%2FbH51oL8k1SxHQdfQAGzvT%2BO4EPZHpkXJ5wh2kkFfRXMLhwR8MMIqHvbDmyLStnnDscEfw2357FqhRa7NAWRtRRtCXbms%2BxTB4j%2FBQFnITLi%2FcxMl60xv9ddFbz1tdvhT"}],"group":"cf-nel","max_age":604800}
cache-control
public, max-age=172800, immutable
cf-ray
8862c4d53877367a-FRA
framework-2648b413ee6443de91bd.js
www.freecodecamp.org/
145 KB
45 KB
Script
General
Full URL
https://www.freecodecamp.org/framework-2648b413ee6443de91bd.js
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b541c377ea887e4b9e82483a21dbb9f55be3e564d3b6576205e44444192e9bd9
Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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, 19 May 2024 08:38:06 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
age
13519
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-disposition
inline; filename="framework-2648b413ee6443de91bd.js"
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
"5b8dd2763713068f46cf31880772419c061a9025"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=utf-8
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=5fVJ%2BGH%2FM9RWuywS%2BoeCaY5CebI%2FImY3CXrvLwE5IxhDQ3OUh%2B6Ra0%2Bvk8px6SXGjuGcfRIkS%2BzBbRLEJlIUOdZzYATW5QaoTAb0%2BweU1UoiMXL0RFXWDOojV5t8l23m01C1OTIO"}],"group":"cf-nel","max_age":604800}
cache-control
public, max-age=172800, immutable
cf-ray
8862c4d53879367a-FRA
d5401f82-3a8b3c4a558575e0db94.js
www.freecodecamp.org/
155 KB
48 KB
Script
General
Full URL
https://www.freecodecamp.org/d5401f82-3a8b3c4a558575e0db94.js
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6f598dfe3e96ff56723915aa176aae2c8e316f88a3f596bc6c82404d18b6773e
Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
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content-encoding
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https://www.freecodecamp.org/94a040fa-07c242fde0f5c990fc9a.js
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Request headers

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

date
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content-encoding
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cf-cache-status
HIT
nel
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Request headers

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

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
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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
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
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content-type
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General
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Requested by
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Name Value
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
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sec-ch-ua-platform
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Response headers

date
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content-encoding
gzip
x-content-type-options
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cf-cache-status
HIT
nel
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cf-ray
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Full URL
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Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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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-security-policy
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x-content-type-options
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Requested by
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Protocol
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QUIC, , AES_128_GCM
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Software
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Security Headers
Name Value
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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
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
DYNAMIC
nel
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vary
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x-frame-options
SAMEORIGIN
content-type
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report-to
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Other
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Full URL
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Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Protocol
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QUIC, , AES_128_GCM
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cloudflare /
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Security Headers
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Origin
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Accept-Language
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sec-ch-ua-mobile
?0
User-Agent
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sec-ch-ua-platform
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Response headers

date
Sun, 19 May 2024 08:38:07 GMT
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content-encoding
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content-security-policy
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Response headers

date
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content-encoding
br
strict-transport-security
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167 KB
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sec-ch-ua-platform
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Response headers

strict-transport-security
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Requested by
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Security
QUIC, , AES_128_GCM
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sec-ch-ua
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sec-ch-ua-platform
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Response headers

date
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content-security-policy
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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
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strict-transport-security
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server
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vary
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content-type
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expires
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52 KB
21 KB
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General
Full URL
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Requested by
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URL: https://www.googletagmanager.com/gtm.js?id=GTM-57R6KJM&gtm_auth=&gtm_preview=&gtm_cookies_win=x
Protocol
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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

strict-transport-security
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x-content-type-options
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server
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expires
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General
Full URL
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Request headers

sec-ch-ua
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Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Accept-Language
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sec-ch-ua-mobile
?0
User-Agent
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sec-ch-ua-platform
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Response headers

date
Sun, 19 May 2024 08:38:07 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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strict-transport-security
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content-disposition
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alt-svc
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referrer-policy
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vary
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x-frame-options
SAMEORIGIN
content-type
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report-to
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Security Headers
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sec-ch-ua
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sec-ch-ua-mobile
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Response headers

accept-ranges
bytes
access-control-allow-origin
*
age
2
cache-control
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content-encoding
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229
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content-type
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date
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server
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strict-transport-security
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*
vary
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x-cache
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x-content-type-options
nosniff
x-request-id
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x-served-by
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collect
www.google-analytics.com/j/
16 B
227 B
XHR
General
Full URL
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Protocol
H2
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TLS 1.3, , AES_128_GCM
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sec-ch-ua
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sec-ch-ua-platform
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sec-ch-ua-mobile
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Content-Type
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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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access-control-allow-origin
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cache-control
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cross-origin-resource-policy
cross-origin
alt-svc
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content-length
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expires
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collect
region1.google-analytics.com/g/
0
259 B
Ping
General
Full URL
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Requested by
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URL: https://www.googletagmanager.com/gtag/js?id=G-SF1BGBDCNS&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Reverse DNS
Software
Golfe2 /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
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sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
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server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.freecodecamp.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
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cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
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collect
stats.g.doubleclick.net/j/
1 B
351 B
XHR
General
Full URL
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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:c1d::9d Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
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Security Headers
Name Value
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X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
sec-ch-ua-platform
"Win32"
Referer
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Accept-Language
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sec-ch-ua-mobile
?0
User-Agent
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Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
date
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x-content-type-options
nosniff
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server
Golfe2
content-type
text/plain
access-control-allow-origin
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cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
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content-length
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expires
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js
www.googletagmanager.com/gtag/
256 KB
90 KB
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General
Full URL
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Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
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142.250.185.168 , United States, ASN15169 (GOOGLE, US),
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Software
Google Tag Manager /
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Security Headers
Name Value
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Request headers

sec-ch-ua
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Referer
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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
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content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
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access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
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content-length
92367
x-xss-protection
0
alt-svc
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expires
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collect
region1.google-analytics.com/g/
0
55 B
Ping
General
Full URL
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Software
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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
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sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
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server
Golfe2
content-type
text/plain
access-control-allow-origin
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cache-control
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alt-svc
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expires
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m-outer-3437aaddcdf6922d623e172c2d6f9278.html
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Full URL
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Requested by
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.192.176 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
Fastly /
Resource Hash
Security Headers
Name Value
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Strict-Transport-Security max-age=31556926; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

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

accept-ranges
bytes
access-control-allow-origin
*
age
3636509
cache-control
max-age=31536000
content-encoding
br
content-length
154
content-security-policy
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content-security-policy-report-only
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content-type
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date
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etag
"3437aaddcdf6922d623e172c2d6f9278"
last-modified
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server
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strict-transport-security
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timing-allow-origin
*
vary
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x-cache
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x-cache-hits
496395
x-content-type-options
nosniff
x-request-id
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x-served-by
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rum
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XHR
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Requested by
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Protocol
H3
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Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

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

date
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x-content-type-options
nosniff
server
cloudflare
vary
Origin
access-control-max-age
86400
access-control-allow-methods
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access-control-allow-origin
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x-frame-options
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cf-ray
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get-session-user
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0
0
Preflight
General
Full URL
https://api.freecodecamp.org/user/get-session-user
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
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Strict-Transport-Security max-age=31536000; includeSubDomains; preload
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Request headers

Accept
*/*
Access-Control-Request-Headers
csrf-token
Access-Control-Request-Method
GET
Origin
https://www.freecodecamp.org
Sec-Fetch-Mode
cors
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

access-control-allow-credentials
true
access-control-allow-headers
csrf-token
access-control-allow-methods
GET,HEAD,PUT,PATCH,POST,DELETE
access-control-allow-origin
https://www.freecodecamp.org
access-control-max-age
86400
alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
8862c4d97b699758-FRA
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
date
Sun, 19 May 2024 08:38:07 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
referrer-policy
no-referrer-when-downgrade
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=LKP0KtyE2Q5B7we8oapNvhp64MJwiT%2Fr%2BdUOCvrikBIG3rcEp%2BQol9HDXzrsVakOCFCRq4ZgrmLs8WyTyfk%2BozMl8kALqXOBKkpO%2B015mGkfW1QpKszFb7k55kiS4QUQJa3Evn66"}],"group":"cf-nel","max_age":604800}
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Origin, Access-Control-Request-Headers
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
1; mode=block
get-session-user
api.freecodecamp.org/user/
69 B
739 B
Fetch
General
Full URL
https://api.freecodecamp.org/user/get-session-user
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/app-6ae3d4c27b596ecabaf9.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
CSRF-Token
vrLCqnrB-AG8Cx5mjZNmDwIxBvmlQF4F4cWQ
Referer
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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, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-encoding
gzip
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-cache-status
DYNAMIC
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
W/"45-1D5yioE1CM0zARvxlgUTWDtMxeQ"
vary
Accept-Encoding, Origin, Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/json; charset=utf-8
access-control-allow-origin
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report-to
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access-control-allow-credentials
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cf-ray
8862c4dbaff437f5-FRA
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gb.api.freecodecamp.org/api/features/
2 KB
1 KB
Fetch
General
Full URL
https://gb.api.freecodecamp.org/api/features/sdk-szxzcLoVPQcu4WH
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/app-6ae3d4c27b596ecabaf9.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
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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, 19 May 2024 08:38:07 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
W/"983-y6y0f+dRAZzeVRZJPwOF/zo0RL0"
x-powered-by
Express
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=6%2B%2BoVDlF%2FOk14iYomdBplkFMnQUybC9RoeMFWQIRhS7cRya0IY%2FwnVDVJTK0c6LBGJtIaWqlLJ2WR8vfvmTueeWTGkalBFckWK%2BvqZclk%2BaGD%2FV625luUGW6dViFQbDgoPL6Tb9zub3d"}],"group":"cf-nel","max_age":604800}
content-type
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access-control-allow-origin
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cache-control
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cf-ray
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alt-svc
h3=":443"; ma=86400
favicon-32x32.png
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1 KB
2 KB
Other
General
Full URL
https://www.freecodecamp.org/favicon-32x32.png?v=6cba562cbd10e31af925a976f3db73f7
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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, 19 May 2024 08:38:07 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1510
cf-polished
origSize=1389
content-disposition
inline; filename="favicon-32x32.png"
alt-svc
h3=":443"; ma=86400
content-length
1220
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
cf-bgj
imgq:100,h2pri
server
cloudflare
etag
"207237f64d1bd789b1cdc7de3e09d16e315ea53d"
x-frame-options
SAMEORIGIN
report-to
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content-type
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vary
Accept-Encoding
cache-control
max-age=14400
accept-ranges
bytes
cf-ray
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collect
region1.google-analytics.com/g/
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17 B
Ping
General
Full URL
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Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-SF1BGBDCNS&l=dataLayer&cx=c
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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Reverse DNS
Software
Golfe2 /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
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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, 19 May 2024 08:38:08 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.freecodecamp.org
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
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www.freecodecamp.org/
62 KB
15 KB
Script
General
Full URL
https://www.freecodecamp.org/66d0e898310f28904bfda104c47a2fd0447cd455-e3140a8764c1cb4a5286.js
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/webpack-runtime-cd510bb5ffce07c49ac2.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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, 19 May 2024 08:38:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
age
13521
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-disposition
inline; filename="66d0e898310f28904bfda104c47a2fd0447cd455-e3140a8764c1cb4a5286.js"
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
"07aeb81be15eb8274d23556845215958c8fa9bd7"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=utf-8
report-to
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cache-control
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cf-ray
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120 KB
29 KB
Script
General
Full URL
https://www.freecodecamp.org/4318-b67899899e3a3244b61f.js
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/webpack-runtime-cd510bb5ffce07c49ac2.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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, 19 May 2024 08:38:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
age
13520
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-disposition
inline; filename="4318-b67899899e3a3244b61f.js"
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
"bd8962244372345087d48f0d9b9c2d41fd0b2562"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=utf-8
report-to
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cache-control
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cf-ray
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truncated
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9 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
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Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
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

Content-Type
image/svg+xml
truncated
/
6 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
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Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
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

Content-Type
image/svg+xml
Lato-Light-91308c0216b40aad16036f1394b98237.woff
www.freecodecamp.org/static/
35 KB
35 KB
Font
General
Full URL
https://www.freecodecamp.org/static/Lato-Light-91308c0216b40aad16036f1394b98237.woff
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/app-6ae3d4c27b596ecabaf9.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Origin
https://www.freecodecamp.org
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, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=31536000; includeSubDomains; preload
age
45514
content-encoding
br
content-disposition
inline; filename="Lato-Light-91308c0216b40aad16036f1394b98237.woff"
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
cloudflare
etag
W/"f608627df3fbccdf28b16fa9ee3a1987f68c1166"
x-frame-options
SAMEORIGIN
report-to
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H3
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QUIC, , AES_128_GCM
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Security Headers
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X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
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, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
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cf-cache-status
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strict-transport-security
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x-frame-options
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Requested by
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Protocol
H3
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QUIC, , AES_128_GCM
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Security Headers
Name Value
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Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Origin
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Accept-Language
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sec-ch-ua-mobile
?0
User-Agent
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sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
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cf-cache-status
HIT
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strict-transport-security
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content-encoding
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alt-svc
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x-xss-protection
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referrer-policy
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server
cloudflare
etag
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x-frame-options
SAMEORIGIN
report-to
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cf-ray
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Requested by
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Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Origin
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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
"Win32"

Response headers

date
Sun, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
nosniff
cf-cache-status
HIT
nel
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strict-transport-security
max-age=31536000; includeSubDomains; preload
age
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content-encoding
br
content-disposition
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alt-svc
h3=":443"; ma=86400
x-xss-protection
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server
cloudflare
etag
W/"dfef621c88d8a021fc3e042c05d25776ad2a372a"
x-frame-options
SAMEORIGIN
report-to
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cache-control
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34 KB
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Full URL
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Requested by
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URL: https://www.freecodecamp.org/app-6ae3d4c27b596ecabaf9.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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Software
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Resource Hash
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Security Headers
Name Value
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Strict-Transport-Security max-age=31536000; includeSubDomains; preload
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Origin
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Accept-Language
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sec-ch-ua-mobile
?0
User-Agent
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sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
nosniff
cf-cache-status
HIT
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strict-transport-security
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age
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content-encoding
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alt-svc
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x-xss-protection
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referrer-policy
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server
cloudflare
etag
W/"d36888aec72b047a339c1fbcdb95d830d450ded9"
x-frame-options
SAMEORIGIN
report-to
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36 KB
0
Font
General
Full URL
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Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.70.149 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Origin
https://www.freecodecamp.org
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, 19 May 2024 08:38:08 GMT
content-security-policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
50449
content-encoding
br
content-disposition
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alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
referrer-policy
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server
cloudflare
etag
W/"4318e72410861cede54079b4107c7de8b6db2b1f"
x-frame-options
SAMEORIGIN
report-to
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content-type
application/font-woff
vary
Accept-Encoding
cache-control
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cf-ray
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queries
qmjyl5wyti-dsn.algolia.net/1/indexes/*/
7 KB
2 KB
XHR
General
Full URL
https://qmjyl5wyti-dsn.algolia.net/1/indexes/*/queries?x-algolia-agent=Algolia%20for%20JavaScript%20(4.22.1)%3B%20Browser%20(lite)%3B%20JS%20Helper%20(3.14.0)%3B%20react%20(16.14.0)%3B%20react-instantsearch%20(6.40.4)&x-algolia-api-key=89770b24481654192d7a5c402c6ad9a0&x-algolia-application-id=QMJYL5WYTI
Requested by
Host: www.freecodecamp.org
URL: https://www.freecodecamp.org/4318-b67899899e3a3244b61f.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
37.187.147.161 Paris, France, ASN16276 (OVH, FR),
Reverse DNS
ns3035377.ip-37-187-147.eu
Software
nginx /
Resource Hash
3b152249ae0b356fa0ec2ba1cee6b767ec57a4437744e3de1bd9bb6e66e9fb35
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
sec-ch-ua-platform
"Win32"
Referer
https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
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
content-type
application/x-www-form-urlencoded

Response headers

Date
Sun, 19 May 2024 08:38:08 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
X-Content-Type-Options
nosniff
Accept-Encoding
deflate, gzip
X-Alg-PT
1
Server
nginx
Content-Encoding
gzip
Transfer-Encoding
chunked
Content-Type
application/json; charset=UTF-8
Access-Control-Allow-Origin
*
Cache-Control
no-store
Content-Disposition
inline; filename=a.txt
Connection
keep-alive
Timing-Allow-Origin
*

Verdicts & Comments Add Verdict or Comment

29 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 string| pagePath object| ___chunkMapping object| webpackChunk_freecodecamp_client object| __cfBeacon object| __core-js_shared__ object| core object| dataLayer object| FontAwesomeConfig object| ___FONT_AWESOME___ object| asyncRequires object| ___emitter object| ___loader function| ___push function| ___replace function| ___navigate object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject function| ga object| webpackChunkStripeJSouter function| noop function| Stripe object| gaplugins object| gaGlobal object| gaData function| onYouTubeIframeAPIReady string| ___webpackCompilationHash

12 Cookies

Domain/Path Name / Value
.freecodecamp.org/ Name: _csrf
Value: DfOUD69iiW4CfJ57j51UdDXP
.freecodecamp.org/ Name: csrf_token
Value: vrLCqnrB-AG8Cx5mjZNmDwIxBvmlQF4F4cWQ
api.freecodecamp.org/ Name: connect.sid
Value: s%3AA4iHp_krm3u2YU1wFOtD_PJorb6bknyY.7itmOMRRbRKeABNo1hwWS0M3%2BToj3Q3BfgLCu59VJuI
.freecodecamp.org/ Name: _gid
Value: GA1.2.1317027168.1716107887
.freecodecamp.org/ Name: _gat_UA-55446531-10
Value: 1
.freecodecamp.org/ Name: _ga
Value: GA1.1.359575273.1716107887
.freecodecamp.org/ Name: _ga_8EWCVQCR64
Value: GS1.2.1716107887.1.0.1716107887.0.0.0
www.freecodecamp.org/ Name: gbuuid
Value: e641bf3f-f449-4274-8342-8c21949c9881
.freecodecamp.org/ Name: _ga_SF1BGBDCNS
Value: GS1.1.1716107887.1.0.1716107888.0.0.0
m.stripe.com/ Name: m
Value: 021a1b44-7267-47e4-bee9-ccb637ffab4db57bc3
.www.freecodecamp.org/ Name: __stripe_mid
Value: 1abbbcdf-e864-44b6-af60-19f7b3e0a1563cb453
.www.freecodecamp.org/ Name: __stripe_sid
Value: f7670573-bfd7-4cbc-b3c3-1c2e7ee8f3b6147952

9 Console Messages

Source Level URL
Text
network error URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
Failed to load resource: the server responded with a status of 404 ()
network error URL: https://api.freecodecamp.org/user/get-session-user
Message:
Failed to load resource: the server responded with a status of 403 ()
other warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
javascript warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
The resource https://www.freecodecamp.org/static/Hack-ZeroSlash-Italic-678bc16b550480d5a3c5c76dbf8c5fb9.woff was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
The resource https://www.freecodecamp.org/static/Hack-ZeroSlash-Bold-c8ea19a8461596cf1a6a2ad08bebcf8e.woff was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
The resource https://www.freecodecamp.org/page-data/404.html/page-data.json was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
The resource https://www.freecodecamp.org/static/Lato-Light-91308c0216b40aad16036f1394b98237.woff was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
The resource https://www.freecodecamp.org/static/Hack-ZeroSlash-Regular-f67447de5dc6604f538786bd55ac6019.woff was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://www.freecodecamp.org/unsubscribed/0kbpI4eZXgq0gCpJj5kwe?messages=success%5B0%5D%3DWe%2527ve%2520successfully%2520updated%2520your%2520email%2520preferences.
Message:
The resource https://www.freecodecamp.org/static/Lato-Bold-ba3a83adcb94357fc42f762985e4d3df.woff was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.

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 default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

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.

api.freecodecamp.org
gb.api.freecodecamp.org
js.stripe.com
qmjyl5wyti-dsn.algolia.net
region1.google-analytics.com
static.cloudflareinsights.com
stats.g.doubleclick.net
www.freecodecamp.org
www.google-analytics.com
www.googletagmanager.com
142.250.185.168
151.101.192.176
151.101.64.176
172.67.70.149
2001:4860:4802:34::36
216.239.32.36
2606:4700::6810:4f49
2a00:1450:4001:803::200e
2a00:1450:4001:82f::2008
2a00:1450:400c:c1d::9d
37.187.147.161
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