www.bootstrapcdn.com Open in urlscan Pro
216.24.57.252 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
http://stackpath.bootstrapcdn.com/
Effective URL:
https://www.bootstrapcdn.com/
Submission: On March 21 via manual (March 21st 2024, 7:58:40 pm UTC) from US — Scanned from DE

Summary HTTP 27 Redirects Links 17 Behaviour Indicators

Summary

This website contacted 12 IPs in 2 countries across 8 domains to perform 27 HTTP transactions. The main IP is 216.24.57.252, located in United States and belongs to RENDER, US. The main domain is www.bootstrapcdn.com. The Cisco Umbrella rank of the primary domain is 804924.
TLS certificate: Issued by E1 on March 8th 2024. Valid for: 3 months.

This is the only time www.bootstrapcdn.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1	2606:4700::68... 2606:4700::6812:bcf	13335 (CLOUDFLAR...) (CLOUDFLARENET)
8	216.24.57.252 216.24.57.252	397273 (RENDER) (RENDER)
2	2a00:1450:400... 2a00:1450:4001:806::200a	15169 (GOOGLE) (GOOGLE)
4	2606:4700::68... 2606:4700::6810:5814	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	2606:2800:234... 2606:2800:234:59:254c:406:2366:268c	15133 (EDGECAST) (EDGECAST)
2	2606:4700:303... 2606:4700:3035::6815:1718	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	140.82.121.3 140.82.121.3	36459 (GITHUB) (GITHUB)
1	2a00:1450:400... 2a00:1450:4001:82f::2003	15169 (GOOGLE) (GOOGLE)
1	140.82.121.6 140.82.121.6	36459 (GITHUB) (GITHUB)
2	104.244.42.8 104.244.42.8	13414 (TWITTER) (TWITTER)
1	185.199.110.154 185.199.110.154	54113 (FASTLY) (FASTLY)
27	12

1 2606:4700::6812:bcf (United States)

ASN13335 (CLOUDFLARENET, US)

stackpath.bootstrapcdn.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

8 216.24.57.252 (United States)

ASN397273 (RENDER, US)

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

2 2a00:1450:4001:806::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

4 2606:4700::6810:5814 (United States)

ASN13335 (CLOUDFLARENET, US)

cdn.jsdelivr.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2606:2800:234:59:254c:406:2366:268c (United States)

ASN15133 (EDGECAST, US)

platform.twitter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700:3035::6815:1718 (United States)

ASN13335 (CLOUDFLARENET, US)

datum.jsdelivr.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 140.82.121.3 (Frankfurt am Main, Germany)

ASN36459 (GITHUB, US)
PTR: lb-140-82-121-3-fra.github.com

github.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82f::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 140.82.121.6 (Frankfurt am Main, Germany)

ASN36459 (GITHUB, US)
PTR: lb-140-82-121-6-fra.github.com

api.github.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 104.244.42.8 (United States)

ASN13414 (TWITTER, US)

syndication.twitter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 185.199.110.154 (United States)

ASN54113 (FASTLY, US)
PTR: cdn-185-199-110-154.github.com

github.githubassets.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
9	bootstrapcdn.com stackpath.bootstrapcdn.com — Cisco Umbrella Rank: 4123 www.bootstrapcdn.com — Cisco Umbrella Rank: 804924	166 KB
6	twitter.com platform.twitter.com — Cisco Umbrella Rank: 1784 syndication.twitter.com — Cisco Umbrella Rank: 2210	149 KB
4	jsdelivr.net cdn.jsdelivr.net — Cisco Umbrella Rank: 437	80 KB
2	github.com github.com — Cisco Umbrella Rank: 2386 api.github.com — Cisco Umbrella Rank: 3959	8 KB
2	jsdelivr.com datum.jsdelivr.com	2 KB
2	googleapis.com fonts.googleapis.com — Cisco Umbrella Rank: 110	2 KB
1	githubassets.com github.githubassets.com — Cisco Umbrella Rank: 13238	75 KB
1	gstatic.com fonts.gstatic.com	46 KB
27	8

	Domain	Requested by
8	www.bootstrapcdn.com	www.bootstrapcdn.com
4	platform.twitter.com	www.bootstrapcdn.com platform.twitter.com
4	cdn.jsdelivr.net	www.bootstrapcdn.com
2	syndication.twitter.com	platform.twitter.com
2	datum.jsdelivr.com	www.bootstrapcdn.com datum.jsdelivr.com
2	fonts.googleapis.com	www.bootstrapcdn.com cdn.jsdelivr.net
1	github.githubassets.com	github.com
1	api.github.com	cdn.jsdelivr.net
1	fonts.gstatic.com	fonts.googleapis.com
1	github.com	www.bootstrapcdn.com
1	stackpath.bootstrapcdn.com
27	11

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

Domain
github.com
fontawesome.com
bootswatch.com
icons.getbootstrap.com
www.jsdelivr.com
getbootstrap.com
www.w3.org
pugjs.org
haml.info
www.cloudflare.com
www.fastly.com
ns1.com
bunny.net
dakulov.com

Subject Issuer	Validity	Valid
www.bootstrapcdn.com E1	`2024-03-08` - `2024-06-06`	3 months	crt.sh
upload.video.google.com GTS CA 1C3	`2024-02-26` - `2024-05-20`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-05-02` - `2024-05-01`	a year	crt.sh
*.twimg.com DigiCert Global G2 TLS RSA SHA256 2020 CA1	`2023-07-28` - `2024-07-26`	a year	crt.sh
jsdelivr.com E1	`2024-02-14` - `2024-05-14`	3 months	crt.sh
github.com Sectigo ECC Domain Validation Secure Server CA	`2024-03-07` - `2025-03-07`	a year	crt.sh
*.gstatic.com GTS CA 1C3	`2024-02-26` - `2024-05-20`	3 months	crt.sh
*.github.com Sectigo ECC Domain Validation Secure Server CA	`2024-03-07` - `2025-03-07`	a year	crt.sh
syndication.twitter.com R3	`2024-02-22` - `2024-05-22`	3 months	crt.sh
*.githubassets.com DigiCert Global G2 TLS RSA SHA256 2020 CA1	`2023-09-28` - `2024-09-27`	a year	crt.sh

This page contains 4 frames:

Primary Page: https://www.bootstrapcdn.com/
Frame ID: 5D56EC25CCC34D2799C3B36BB100B1E9
Requests: 23 HTTP requests in this frame

Frame: https://github.com/sponsors/jsdelivr/button
Frame ID: 550B441164ECC10B558F7AD11A9BE73D
Requests: 2 HTTP requests in this frame

Frame: https://platform.twitter.com/widgets/widget_iframe.2f70fb173b9000da126c79afe2098f02.html?origin=https%3A%2F%2Fwww.bootstrapcdn.com
Frame ID: B26524C79D681558F3EDCCB2B530E04C
Requests: 2 HTTP requests in this frame

Frame: https://platform.twitter.com/widgets/follow_button.2f70fb173b9000da126c79afe2098f02.en.html
Frame ID: D5BCFDAFA05749497AF31CC1945A5A3E
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Official CDN of Bootstrap and Font Awesome · BootstrapCDN

Page URL History Show full URLs

http://stackpath.bootstrapcdn.com/ Page URL
https://www.bootstrapcdn.com/ Page URL

Detected technologies

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

<link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css
bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Font Awesome (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

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

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Twitter (Widgets) Expand

Overall confidence: 100%
Detected patterns

//platform\.twitter\.com/widgets\.js

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

jsDelivr (CDN) Expand

Overall confidence: 100%
Detected patterns

<link [^>]*?href="?[a-zA-Z]*?:?//cdn\.jsdelivr\.net/
//cdn\.jsdelivr\.net/

Page Statistics

27
Requests

96 %
HTTPS

55 %
IPv6

8
Domains

11
Subdomains

12
IPs

2
Countries

527 kB
Transfer

2485 kB
Size

0
Cookies

17 Outgoing links

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

URL: https://github.com/jsdelivr/bootstrapcdn
Title: GitHub Project

Search URL Search Domain Scan URL

URL: https://fontawesome.com/
Title: Font Awesome

Search URL Search Domain Scan URL

URL: https://bootswatch.com/
Title: Bootswatch

Search URL Search Domain Scan URL

URL: https://icons.getbootstrap.com/
Title: Bootstrap Icons

Search URL Search Domain Scan URL

URL: https://github.com/twbs/bootlint
Title: Bootlint

Search URL Search Domain Scan URL

URL: https://www.jsdelivr.com/
Title: CDN

Search URL Search Domain Scan URL

URL: https://getbootstrap.com/
Title: Bootstrap

Search URL Search Domain Scan URL

URL: https://www.w3.org/html/
Title: HTML

Search URL Search Domain Scan URL

URL: https://pugjs.org/
Title: Pug

Search URL Search Domain Scan URL

URL: http://haml.info/
Title: Haml

Search URL Search Domain Scan URL

URL: https://www.jsdelivr.com/network/infographic
Title: LEARN MORE

Search URL Search Domain Scan URL

URL: https://www.cloudflare.com/
Title: Cloudflare

Search URL Search Domain Scan URL

URL: https://www.fastly.com/
Title: Fastly

Search URL Search Domain Scan URL

URL: https://ns1.com/
Title: NS1

Search URL Search Domain Scan URL

URL: https://bunny.net/
Title: BunnyCDN

Search URL Search Domain Scan URL

URL: https://dakulov.com/
Title: Dmitriy Akulov

Search URL Search Domain Scan URL

URL: https://www.jsdelivr.com/terms/privacy-policy-jsdelivr-net
Title: Privacy Policy

Search URL Search Domain Scan URL

Page URL History

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

http://stackpath.bootstrapcdn.com/ Page URL
https://www.bootstrapcdn.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

27 HTTP transactions
2 data transactions

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

GET
H/1.1 200
OK / Show response
stackpath.bootstrapcdn.com/ 204 B
1 KB 42ms
21ms Document
text/html 2606:4700::6812:bcf
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

http://stackpath.bootstrapcdn.com/

Protocol

HTTP/1.1

Server

2606:4700::6812:bcf , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

77260948eebf094e35ad80571597220a4075960a0f69d2f34ecf1753053d6759

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

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

Response headers

Access-Control-Allow-Origin: *
Age: 707095
CDN-Cache: HIT
CDN-CachedAt: 10/22/2023 20:21:11
CDN-EdgeStorageId: 874
CDN-ProxyVer: 1.04
CDN-PullZone: 252412
CDN-RequestCountryCode: DE
CDN-RequestId: c5166b832701404c1485dae61d31c63f
CDN-RequestPullCode: 200
CDN-RequestPullSuccess: True
CDN-Status: 200
CDN-Uid: b1941f61-b576-4f40-80de-5677acb38f74
CF-Cache-Status: HIT
CF-RAY: 868084707f031a7d-FRA
Cache-Control: public, max-age=31919000
Connection: keep-alive
Content-Encoding: gzip
Content-Type: text/html
Date: Thu, 21 Mar 2024 19:58:33 GMT
ETag: W/"a8b95d1a3b890c150f269dca0f557c0d"
Last-Modified: Mon, 25 Jan 2021 22:04:58 GMT
Server: cloudflare
Transfer-Encoding: chunked
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
alt-svc: h3=":443"; ma=86400
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
x-amz-meta-version-id: Ipzh16I8aETPbPh3geQseTBuLyDTRsOy

GET
H2 200 Primary Request / Show response
www.bootstrapcdn.com/ 91 KB
34 KB 129ms
68ms Document
text/html 216.24.57.252
RENDER

General

Check archive.org

Show headers Download Go to

Full URL

https://www.bootstrapcdn.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

216.24.57.252 , United States, ASN397273 (RENDER, US),

Reverse DNS

Software

cloudflare /

Resource Hash

a3a5470e42a51cac72584a820495f058714c6ea66512fb643f60b1502e448022

Security Headers

Name	Value
Content-Security-Policy	default-src 'self';base-uri 'self';form-action platform.twitter.com syndication.twitter.com;frame-ancestors 'none';script-src 'self' 'unsafe-inline' stackpath.bootstrapcdn.com code.jquery.com platform.twitter.com api.github.com https://cdn.jsdelivr.net https://datum.jsdelivr.com 'nonce-MmZjN2UxYjUtNGIzNS00ZmFhLWFkYzEtNTA3ZGE2OGJkZTE5';style-src 'self' 'unsafe-inline' stackpath.bootstrapcdn.com fonts.googleapis.com platform.twitter.com https://cdn.jsdelivr.net;img-src 'self' data: bootswatch.com syndication.twitter.com stats.g.doubleclick.net ad.doubleclick.net .convertro.com .c3tag.com *.2mdn.net launchbit.com www.launchbit.com https://cdn.jsdelivr.net;font-src 'self' stackpath.bootstrapcdn.com fonts.gstatic.com https://cdn.jsdelivr.net;frame-src 'self' img.shields.io platform.twitter.com syndication.twitter.com https://cdn.jsdelivr.net https://github.com/sponsors/jsdelivr/button;child-src 'self' img.shields.io platform.twitter.com syndication.twitter.com https://cdn.jsdelivr.net;connect-src syndication.twitter.com https://api.github.com/repos/jsdelivr/bootstrapcdn https://stats.g.doubleclick.net https://datum.jsdelivr.com/api/event;object-src img.shields.io;manifest-src 'self'
Strict-Transport-Security	max-age=63072000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

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

Response headers

alt-svc: h3=":443"; ma=86400
cache-control: public, max-age=300
cf-cache-status: DYNAMIC
cf-ray: 868084711a8f9754-FRA
content-encoding: br
content-security-policy: default-src 'self';base-uri 'self';form-action platform.twitter.com syndication.twitter.com;frame-ancestors 'none';script-src 'self' 'unsafe-inline' stackpath.bootstrapcdn.com code.jquery.com platform.twitter.com api.github.com https://cdn.jsdelivr.net https://datum.jsdelivr.com 'nonce-MmZjN2UxYjUtNGIzNS00ZmFhLWFkYzEtNTA3ZGE2OGJkZTE5';style-src 'self' 'unsafe-inline' stackpath.bootstrapcdn.com fonts.googleapis.com platform.twitter.com https://cdn.jsdelivr.net;img-src 'self' data: bootswatch.com syndication.twitter.com stats.g.doubleclick.net ad.doubleclick.net *.convertro.com *.c3tag.com *.2mdn.net launchbit.com www.launchbit.com https://cdn.jsdelivr.net;font-src 'self' stackpath.bootstrapcdn.com fonts.gstatic.com https://cdn.jsdelivr.net;frame-src 'self' img.shields.io platform.twitter.com syndication.twitter.com https://cdn.jsdelivr.net https://github.com/sponsors/jsdelivr/button;child-src 'self' img.shields.io platform.twitter.com syndication.twitter.com https://cdn.jsdelivr.net;connect-src syndication.twitter.com https://api.github.com/repos/jsdelivr/bootstrapcdn https://stats.g.doubleclick.net https://datum.jsdelivr.com/api/event;object-src img.shields.io;manifest-src 'self'
content-type: text/html; charset=utf-8
date: Thu, 21 Mar 2024 19:58:33 GMT
expect-ct: max-age=0
referrer-policy: strict-origin-when-cross-origin
rndr-id: bc2ad69b-4c13-4d31
server: cloudflare
strict-transport-security: max-age=63072000; includeSubDomains; preload
vary: Accept-Encoding
x-content-type-options: nosniff
x-download-options: noopen
x-frame-options: DENY
x-permitted-cross-domain-policies: none
x-render-origin-server: Render
x-xss-protection: 0

GET
H2 200 css2
fonts.googleapis.com/ 7 KB
1 KB 40ms
17ms Stylesheet
text/css 2a00:1450:4001:806::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap

Requested by

Host: www.bootstrapcdn.com
URL: https://www.bootstrapcdn.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:806::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

63fd0069ced51bf0645c28ded71b08ad8d15b1cfb358ff56edb137872e8c62dc

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

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

Response headers

strict-transport-security: max-age=31536000
date: Thu, 21 Mar 2024 19:58:33 GMT
content-encoding: gzip
x-content-type-options: nosniff
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection: 0
last-modified: Thu, 21 Mar 2024 18:40:19 GMT
server: ESF
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: SAMEORIGIN
content-type: text/css; charset=utf-8
access-control-allow-origin: *
cache-control: private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin: *
link: <https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires: Thu, 21 Mar 2024 19:58:33 GMT

GET
H2 200 bootstrap.min.css
cdn.jsdelivr.net/npm/bootswatch@4.5.2/dist/cosmo/ 171 KB
25 KB 57ms
24ms Stylesheet
text/css 2606:4700::6810:5814
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn.jsdelivr.net/npm/bootswatch@4.5.2/dist/cosmo/bootstrap.min.css

Requested by

Host: www.bootstrapcdn.com
URL: https://www.bootstrapcdn.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:5814 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

ed337c025966573adc4dfca4d71d81f6f51669f324fe7655584de3661b89303c

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

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

Response headers

date: Thu, 21 Mar 2024 19:58:33 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age: 702809
x-jsd-version: 4.5.2
content-encoding: br
x-cache: HIT, MISS
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
x-served-by: cache-fra-eddf8230049-FRA, cache-lga21938-LGA
x-jsd-version-type: version
server: cloudflare
etag: W/"2aa08-PqsI/bFxjrLdPvDVmkzLeQgCW3I"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Gk9%2Bj2ofaz5kbYGeV03sFmhvvf7taldaPE0%2FspphFpvNKL98LpTAhJXh9OHEOlkxcWg7x%2BvQc2RrE0jE5uW8G5v0Z0n8%2FnAUWcJRuVFI0qVG84gTFeDSMldGFyIi3YD1p73YoMiF%2FdTFOMMXtwU%3D"}],"group":"cf-nel","max_age":604800}
content-type: text/css; charset=utf-8
access-control-allow-origin: *
access-control-expose-headers: *
cache-control: public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin: *
cf-ray: 86808471da279049-FRA

GET
H2 200 bannerImage.png
www.bootstrapcdn.com/assets/img/ 26 KB
26 KB 49ms
48ms Image
image/png 216.24.57.252
RENDER

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.bootstrapcdn.com/assets/img/bannerImage.png
Requested by: Host: www.bootstrapcdn.com
URL: https://www.bootstrapcdn.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 216.24.57.252 , United States, ASN397273 (RENDER, US),
Reverse DNS
Software: cloudflare /
Resource Hash: a68b2681e9710860d4077e3627965ad5e527d7b4ef7de1a8ebd7c8ced2a54359

Request headers

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

Response headers

date: Thu, 21 Mar 2024 19:58:33 GMT
x-render-origin-server: Render
cf-cache-status: DYNAMIC
last-modified: Wed, 15 Nov 2023 11:54:49 GMT
server: cloudflare
rndr-id: d3942eb5-7ca4-4c7f
vary: Accept-Encoding
content-type: image/png
cache-control: public, max-age=0
accept-ranges: bytes
cf-ray: 86808471ab4b9754-FRA
alt-svc: h3=":443"; ma=86400
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x-github-api-version-selected: 2022-11-28
content-length: 1579
x-xss-protection: 0
referrer-policy: origin-when-cross-origin, strict-origin-when-cross-origin
last-modified: Sun, 17 Mar 2024 21:47:26 GMT
server: GitHub.com
x-github-request-id: 9296:DCAF:A9399D1:AA1F69B:65FC9169
etag: W/"07f2d4e53c37be462d6ccd3259e171e43f8c84910d4179ef6a7a45fff03a3afc"
vary: Accept, Accept-Encoding, Accept, X-Requested-With
x-frame-options: deny
content-type: application/json; charset=utf-8
access-control-allow-origin: *
access-control-expose-headers: ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, X-GitHub-SSO, X-GitHub-Request-Id, Deprecation, Sunset
cache-control: public, max-age=60, s-maxage=60
x-ratelimit-resource: core
x-ratelimit-reset: 1711054713
x-ratelimit-limit: 60
accept-ranges: bytes
x-ratelimit-remaining: 59

GET
H2 200 settings Show response
syndication.twitter.com/ Frame B265 869 B
659 B 171ms
126ms Fetch
application/json 104.244.42.8
TWITTER

General

Check archive.org

Show headers Download Go to

Full URL

https://syndication.twitter.com/settings?session_id=01c196168938471e5ebc50af169cfa0f421b44b9

Requested by

Host: platform.twitter.com
URL: https://platform.twitter.com/widgets/widget_iframe.2f70fb173b9000da126c79afe2098f02.html?origin=https%3A%2F%2Fwww.bootstrapcdn.com

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.244.42.8 , United States, ASN13414 (TWITTER, US),

Reverse DNS

Software

tsa_f /

Resource Hash

302da628a6afc3e93f1b86bf7c65e4d6536d8283d78266964822a76d1c645aa4

Security Headers

Name	Value
Strict-Transport-Security	max-age=631138519

Request headers

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

Response headers

x-response-time: 106
date: Thu, 21 Mar 2024 19:58:32 GMT
content-encoding: gzip
strict-transport-security: max-age=631138519
last-modified: Thu, 21 Mar 2024 19:58:33 GMT
server: tsa_f
vary: Origin
content-type: application/json; charset=utf-8
access-control-allow-origin: https://platform.twitter.com
x-transaction-id: b6b32dd655091335
cache-control: must-revalidate, max-age=600
access-control-allow-credentials: true
perf: 7469935968
x-connection-hash: fc18f48fdce4c42f397896136e62fd61766d425cda919ac334b1c3a3fd432eca
content-length: 337

GET
H2 200 sponsors-embed-primer-55403db8562d.css
github.githubassets.com/assets/ Frame 550B 1 MB
75 KB 30ms
8ms Stylesheet
text/css 185.199.110.154
FASTLY

General

Check archive.org

Show headers Download Go to

Full URL

https://github.githubassets.com/assets/sponsors-embed-primer-55403db8562d.css

Requested by

Host: github.com
URL: https://github.com/sponsors/jsdelivr/button

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

185.199.110.154 , United States, ASN54113 (FASTLY, US),

Reverse DNS

cdn-185-199-110-154.github.com

Software

Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0 /

Resource Hash

9ac504774c67bc622961365308e9faf40657ec85fd48da8761068ddd8ee1aa39

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000

Request headers

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

Response headers

x-fastly-request-id: cde1f2893ef313d6faa09e09e3eb7ca066b1515b
date: Thu, 21 Mar 2024 19:58:33 GMT
content-encoding: br
via: 1.1 varnish, 1.1 varnish
strict-transport-security: max-age=31536000
age: 171690
x-cache: HIT, HIT
cross-origin-resource-policy: cross-origin
content-length: 76079
x-served-by: cache-iad-kiad7000058-IAD, cache-fra-eddf8230111-FRA
last-modified: Tue, 19 Mar 2024 18:00:02 GMT
server: Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
etag: 0x8DC483E669BD60C
vary: Accept-Encoding
content-type: text/css
access-control-allow-origin: *
cache-control: public, max-age=31536000, immutable
accept-ranges: bytes
x-cache-hits: 6, 1

GET
H/1.1 200
OK button.856debeac157d9669cf51e73a08fbc93.js Show response
platform.twitter.com/js/ 8 KB
3 KB 14ms
13ms Script
application/javascript 2606:2800:234:59:254c:406:2366:268c
EDGECAST

General

Check archive.org

Show headers Download Go to

Full URL: https://platform.twitter.com/js/button.856debeac157d9669cf51e73a08fbc93.js
Requested by: Host: platform.twitter.com
URL: https://platform.twitter.com/widgets.js
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_256_GCM
Server: 2606:2800:234:59:254c:406:2366:268c , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software: ECS (amb/6BA2) /
Resource Hash: 426e16d014775c77916610f675f58880874c645817ed26d01873dde3466e6007

Request headers

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

Response headers

Date: Thu, 21 Mar 2024 19:58:33 GMT
Content-Encoding: gzip
Age: 8735820
x-amz-server-side-encryption: AES256
X-Cache: HIT
P3P: CP="CAO DSP LAW CURa ADMa DEVa TAIa PSAa PSDa IVAa IVDa OUR BUS IND UNI COM NAV INT"
Server-Timing: x-cache;desc= HIT,x-tw-cdn;desc=VZ
Content-Length: 2620
Last-Modified: Mon, 11 Dec 2023 17:19:47 GMT
Server: ECS (amb/6BA2)
Etag: "fdf02dd038ed38dbf3c240d56262af0c+gzip"
Vary: Accept-Encoding
Access-Control-Allow-Methods: GET
Content-Type: application/javascript; charset=utf-8
Access-Control-Allow-Origin: *
x-tw-cdn: VZ
Cache-Control: public, max-age=315360000

GET
H/1.1 200
OK follow_button.2f70fb173b9000da126c79afe2098f02.en.html Show response
platform.twitter.com/widgets/ Frame D5BC 37 KB
14 KB 14ms
14ms Document
text/html 2606:2800:234:59:254c:406:2366:268c
EDGECAST

General

Check archive.org

Show headers Download Go to

Full URL: https://platform.twitter.com/widgets/follow_button.2f70fb173b9000da126c79afe2098f02.en.html
Requested by: Host: platform.twitter.com
URL: https://platform.twitter.com/widgets.js
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_256_GCM
Server: 2606:2800:234:59:254c:406:2366:268c , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software: ECS (amb/6BA2) /
Resource Hash: c36e9bb2e913500763aa0f62ac2c2990247d78660b55dccff382a3b7e6dd5b8e

Request headers

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

Response headers

Access-Control-Allow-Methods: GET
Access-Control-Allow-Origin: *
Age: 8735808
Cache-Control: public, max-age=315360000
Content-Encoding: gzip
Content-Length: 13712
Content-Type: text/html; charset=utf-8
Date: Thu, 21 Mar 2024 19:58:33 GMT
Etag: "bf4801052efb5f8f12057c849e9b590f+gzip"
Last-Modified: Mon, 11 Dec 2023 17:19:47 GMT
P3P: CP="CAO DSP LAW CURa ADMa DEVa TAIa PSAa PSDa IVAa IVDa OUR BUS IND UNI COM NAV INT"
Server: ECS (amb/6BA2)
Server-Timing: x-cache;desc= HIT,x-tw-cdn;desc=VZ
Vary: Accept-Encoding
X-Cache: HIT
x-amz-server-side-encryption: AES256
x-tw-cdn: VZ

GET
H2 200 embeds
syndication.twitter.com/i/jot/ 43 B
126 B 133ms
133ms Image
image/gif 104.244.42.8
TWITTER

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://syndication.twitter.com/i/jot/embeds?dnt=1&l=%7B%22widget_origin%22%3A%22https%3A%2F%2Fwww.bootstrapcdn.com%2F%22%2C%22widget_frame%22%3Afalse%2C%22widget_site_screen_name%22%3A%22jsdelivr%22%2C%22widget_creator_screen_name%22%3A%22jsdelivr%22%2C%22language%22%3A%22en%22%2C%22message%22%3A%22l%3Awithcount%3A%22%2C%22_category_%22%3A%22tfw_client_event%22%2C%22triggered_on%22%3A1711051113669%2C%22dnt%22%3Atrue%2C%22client_version%22%3A%222615f7e52b7e0%3A1702314776716%22%2C%22format_version%22%3A1%2C%22event_namespace%22%3A%7B%22client%22%3A%22tfw%22%2C%22page%22%3A%22button%22%2C%22section%22%3A%22follow%22%2C%22action%22%3A%22impression%22%7D%7D&session_id=01c196168938471e5ebc50af169cfa0f421b44b9

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.244.42.8 , United States, ASN13414 (TWITTER, US),

Reverse DNS

Software

tsa_f /

Resource Hash

ac8778041fdb7f2e08ceb574c9a766247ea26f1a7d90fa854c4efcf4b361a957

Security Headers

Name	Value
Strict-Transport-Security	max-age=631138519

Request headers

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

Response headers

x-response-time: 113
date: Thu, 21 Mar 2024 19:58:33 GMT
strict-transport-security: max-age=631138519
last-modified: Thu, 21 Mar 2024 19:58:33 GMT
server: tsa_f
vary: Origin
content-type: image/gif
x-transaction-id: 1097542e5c1b172d
cache-control: must-revalidate, max-age=600
perf: 7469935968
x-connection-hash: fc18f48fdce4c42f397896136e62fd61766d425cda919ac334b1c3a3fd432eca
content-length: 43

GET
DATA 200
OK truncated
/ Frame D5BC 471 B
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 844208d3f740c48ca14df4373b0d232cb9e81f3934b53114833ca717b03a90f5

Request headers

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

Response headers

Content-Type: image/svg+xml

Verdicts & Comments Add Verdict or Comment

17 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.

0 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Security Headers

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

Header	Value
X-Content-Type-Options	nosniff

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.github.com
cdn.jsdelivr.net
datum.jsdelivr.com
fonts.googleapis.com
fonts.gstatic.com
github.com
github.githubassets.com
platform.twitter.com
stackpath.bootstrapcdn.com
syndication.twitter.com
www.bootstrapcdn.com
104.244.42.8
140.82.121.3
140.82.121.6
185.199.110.154
216.24.57.252
2606:2800:234:59:254c:406:2366:268c
2606:4700:3035::6815:1718
2606:4700::6810:5814
2606:4700::6812:bcf
2a00:1450:4001:806::200a
2a00:1450:4001:82f::2003
021f0fd27042b279a49e982215c6dc3c3ab84e95b35553a119dfdbd50af6be94
173460e89e6a7244218badae2016f65c48a3eae9d400802273eeca18b07336f1
2400a36b6ad539bf01612df2f0ae253d0928fcdd2e966b299af7e84111216651
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df
302da628a6afc3e93f1b86bf7c65e4d6536d8283d78266964822a76d1c645aa4
388348cecc076b283c7bd02cf053d85b4cedde03afadfed0cc238d9aa1e709a0
3e67f5adea7f6cc879881cfc3dd13c12fe21ba5f2c408546052e1febf0425fac
426e16d014775c77916610f675f58880874c645817ed26d01873dde3466e6007
63fd0069ced51bf0645c28ded71b08ad8d15b1cfb358ff56edb137872e8c62dc
70c00445d6632039ed99af760731daf3bf60eb12061863ee61e2cd7276a54d18
77260948eebf094e35ad80571597220a4075960a0f69d2f34ecf1753053d6759
7c0e834b45099bf5a5f1823449204b76ea8c5035c9c71430f5c532eb19450aad
844208d3f740c48ca14df4373b0d232cb9e81f3934b53114833ca717b03a90f5
84a45f55b92c9af8372df1c847d43abcef252b75608187f0dfca8c393e52bd91
88df0b5a7bc397dbc13a26bb8b3742cc62cd1c9b0dded57da7832416d6f52f42
8d7089253dca29c9cd8d9deb7ec69b0a3d445f88f6a26478c719be1f90adcb01
9ac504774c67bc622961365308e9faf40657ec85fd48da8761068ddd8ee1aa39
a3a5470e42a51cac72584a820495f058714c6ea66512fb643f60b1502e448022
a68b2681e9710860d4077e3627965ad5e527d7b4ef7de1a8ebd7c8ced2a54359
ac8778041fdb7f2e08ceb574c9a766247ea26f1a7d90fa854c4efcf4b361a957
b5fba9fe051aa0176b070caf6845c20cc4b5d5af2b7f5968a2445efcfa64e7ce
bbb7b9921ca2b61948753a6edb63c78443663dc45d1621d18e102e1dcb34e512
c36e9bb2e913500763aa0f62ac2c2990247d78660b55dccff382a3b7e6dd5b8e
cfe03f5143efbbc78097704594d31eedac1f7b7abc70dbbce8e0e34890483d56
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
ed337c025966573adc4dfca4d71d81f6f51669f324fe7655584de3661b89303c
fe7410e7dd4d79b35f90defe30451bbc47e80ac12580312e11207d2b86fe280d

www.bootstrapcdn.com Open in urlscan Pro 216.24.57.252 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

27 Requests

96 %HTTPS

55 %IPv6

8 Domains

11 Subdomains

12 IPs

2 Countries

527 kBTransfer

2485 kBSize

0 Cookies

17 Outgoing links

Page URL History

Redirected requests

27 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 2 data transactions

Request headers

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www.bootstrapcdn.com Open in urlscan Pro
216.24.57.252 Public Scan

Screenshot
Live screenshot

Full Image

27
Requests

96 %
HTTPS

55 %
IPv6

8
Domains

11
Subdomains

12
IPs

2
Countries

527 kB
Transfer

2485 kB
Size

0
Cookies

27 HTTP transactions
2 data transactions