k12.libretexts.org Open in urlscan Pro
2600:9000:2359:9800:11:2451:2fc0:93a1 Public Scan

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Submitted URL:
http://k12.libretexts.org/
Effective URL:
https://k12.libretexts.org/
Submission: On March 22 via api (March 22nd 2024, 6:42:05 pm UTC) from US — Scanned from DE

Summary HTTP 134 Redirects Links 6 Behaviour Indicators

Summary

This website contacted 21 IPs in 2 countries across 15 domains to perform 134 HTTP transactions. The main IP is 2600:9000:2359:9800:11:2451:2fc0:93a1, located in United States and belongs to AMAZON-02, US. The main domain is k12.libretexts.org.
TLS certificate: Issued by Amazon RSA 2048 M01 on June 13th 2023. Valid for: a year.

This is the only time k12.libretexts.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	2600:9000:235... 2600:9000:2359:6800:11:2451:2fc0:93a1	16509 (AMAZON-02) (AMAZON-02)
1 10	2600:9000:235... 2600:9000:2359:9800:11:2451:2fc0:93a1	16509 (AMAZON-02) (AMAZON-02)
14	143.204.215.2 143.204.215.2	16509 (AMAZON-02) (AMAZON-02)
42	2606:4700:e0:... 2606:4700:e0::ac40:6926	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4 6	2606:4700::68... 2606:4700::6810:7daf	13335 (CLOUDFLAR...) (CLOUDFLARENET)
23	2606:4700::68... 2606:4700::6811:180e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2606:4700::68... 2606:4700::6810:5914	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 5	2606:4700:10:... 2606:4700:10::ac43:1687	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	2a00:1450:400... 2a00:1450:4001:827::200a	15169 (GOOGLE) (GOOGLE)
4	2606:4700:e6:... 2606:4700:e6::ac40:ce26	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700:440... 2606:4700:4400::ac40:93bc	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700::68... 2606:4700::6810:4f49	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:812::2008	15169 (GOOGLE) (GOOGLE)
2	54.92.181.94 54.92.181.94	14618 (AMAZON-AES) (AMAZON-AES)
2	2a00:1450:400... 2a00:1450:4001:828::200e	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:806::2003	15169 (GOOGLE) (GOOGLE)
1	143.204.215.62 143.204.215.62	16509 (AMAZON-02) (AMAZON-02)
1	2001:4860:480... 2001:4860:4802:34::36	15169 (GOOGLE) (GOOGLE)
14	2606:4700:10:... 2606:4700:10::6816:379f	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	35.186.247.156 35.186.247.156	15169 (GOOGLE) (GOOGLE)
2	2606:4700:10:... 2606:4700:10::ac43:2a18	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2606:4700::68... 2606:4700::6810:5049	13335 (CLOUDFLAR...) (CLOUDFLARENET)
134	21

1 2600:9000:2359:6800:11:2451:2fc0:93a1 (United States) 1 redirects

ASN16509 (AMAZON-02, US)

k12.libretexts.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

10 2600:9000:2359:9800:11:2451:2fc0:93a1 (United States) 1 redirects

ASN16509 (AMAZON-02, US)

k12.libretexts.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

14 143.204.215.2 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-215-2.fra53.r.cloudfront.net

a.mtstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

42 2606:4700:e0::ac40:6926 (United States)

ASN13335 (CLOUDFLARENET, US)

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

6 2606:4700::6810:7daf (United States) 4 redirects

ASN13335 (CLOUDFLARENET, US)

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

23 2606:4700::6811:180e (United States)

ASN13335 (CLOUDFLARENET, US)

cdnjs.cloudflare.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700::6810:5914 (United States)

ASN13335 (CLOUDFLARENET, US)

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

5 2606:4700:10::ac43:1687 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

hypothes.is	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
cdn.hypothes.is	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a00:1450:4001:827::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

4 2606:4700:e6::ac40:ce26 (United States)

ASN13335 (CLOUDFLARENET, US)

use.fontawesome.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:4400::ac40:93bc (United States)

ASN13335 (CLOUDFLARENET, US)

pro.fontawesome.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6810:4f49 (United States)

ASN13335 (CLOUDFLARENET, US)

static.cloudflareinsights.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:812::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 54.92.181.94 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-92-181-94.compute-1.amazonaws.com

matomo-test-ecs.libretexts.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:828::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:806::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 143.204.215.62 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-215-62.fra53.r.cloudfront.net

files.mtstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2001:4860:4802:34::36 (United States)

ASN15169 (GOOGLE, US)

region1.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

14 2606:4700:10::6816:379f (United States)

ASN13335 (CLOUDFLARENET, US)

hypothes.is	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
cdn.hypothes.is	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 35.186.247.156 (Kansas City, United States)

ASN15169 (GOOGLE, US)
PTR: 156.247.186.35.bc.googleusercontent.com

sentry.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700:10::ac43:2a18 (United States)

ASN13335 (CLOUDFLARENET, US)

donorbox.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700::6810:5049 (United States)

ASN13335 (CLOUDFLARENET, US)

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

	Apex Domain Subdomains	Transfer
42	libretexts.net cdn.libretexts.net — Cisco Umbrella Rank: 140945	803 KB
23	cloudflare.com cdnjs.cloudflare.com — Cisco Umbrella Rank: 387	647 KB
19	hypothes.is 1 redirects hypothes.is — Cisco Umbrella Rank: 53931 cdn.hypothes.is — Cisco Umbrella Rank: 88578	322 KB
15	mtstatic.com a.mtstatic.com — Cisco Umbrella Rank: 73355 files.mtstatic.com — Cisco Umbrella Rank: 92699	930 KB
13	libretexts.org 2 redirects k12.libretexts.org matomo-test-ecs.libretexts.org — Cisco Umbrella Rank: 158483	58 KB
6	unpkg.com 4 redirects unpkg.com — Cisco Umbrella Rank: 1234	17 KB
5	fontawesome.com use.fontawesome.com — Cisco Umbrella Rank: 1860 pro.fontawesome.com — Cisco Umbrella Rank: 12599	117 KB
4	googleapis.com fonts.googleapis.com — Cisco Umbrella Rank: 110	31 KB
3	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 101 region1.google-analytics.com — Cisco Umbrella Rank: 1728	21 KB
3	cloudflareinsights.com static.cloudflareinsights.com — Cisco Umbrella Rank: 1408 cloudflareinsights.com — Cisco Umbrella Rank: 1392	7 KB
2	donorbox.org donorbox.org — Cisco Umbrella Rank: 76391	7 KB
2	gstatic.com fonts.gstatic.com	275 KB
2	jsdelivr.net cdn.jsdelivr.net — Cisco Umbrella Rank: 437	3 KB
1	sentry.io sentry.io — Cisco Umbrella Rank: 194	324 B
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 114	94 KB
134	15

	Domain	Requested by
42	cdn.libretexts.net	k12.libretexts.org cdn.libretexts.net
23	cdnjs.cloudflare.com	k12.libretexts.org cdnjs.cloudflare.com cdn.libretexts.net
14	a.mtstatic.com	k12.libretexts.org a.mtstatic.com
11	hypothes.is	1 redirects cdn.hypothes.is
11	k12.libretexts.org	2 redirects k12.libretexts.org cdn.libretexts.net
8	cdn.hypothes.is	k12.libretexts.org hypothes.is cdn.hypothes.is
6	unpkg.com	4 redirects k12.libretexts.org
4	use.fontawesome.com	k12.libretexts.org use.fontawesome.com
4	fonts.googleapis.com	k12.libretexts.org cdn.libretexts.net
2	cloudflareinsights.com	static.cloudflareinsights.com
2	donorbox.org	cdn.libretexts.net donorbox.org
2	fonts.gstatic.com	fonts.googleapis.com
2	www.google-analytics.com	k12.libretexts.org www.google-analytics.com
2	matomo-test-ecs.libretexts.org	k12.libretexts.org matomo-test-ecs.libretexts.org
2	cdn.jsdelivr.net	k12.libretexts.org cdn.libretexts.net
1	sentry.io	cdn.hypothes.is
1	region1.google-analytics.com	www.googletagmanager.com
1	files.mtstatic.com	k12.libretexts.org
1	www.googletagmanager.com	k12.libretexts.org
1	static.cloudflareinsights.com	k12.libretexts.org
1	pro.fontawesome.com	k12.libretexts.org
134	21

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

Domain
register.libretexts.org
commons.libretexts.org
mindtouch.com
www.nice.com
libretexts.org

Subject Issuer	Validity	Valid
*.libretexts.org Amazon RSA 2048 M01	`2023-06-13` - `2024-07-11`	a year	crt.sh
*.mtstatic.com Amazon RSA 2048 M01	`2023-08-02` - `2024-08-30`	a year	crt.sh
libretexts.net GTS CA 1P5	`2024-02-24` - `2024-05-24`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-07-03` - `2024-07-02`	a year	crt.sh
upload.video.google.com GTS CA 1C3	`2024-02-26` - `2024-05-20`	3 months	crt.sh
use.fontawesome.com Cloudflare Inc ECC CA-3	`2023-10-12` - `2024-10-10`	a year	crt.sh
*.fontawesome.com DigiCert Global G2 TLS RSA SHA256 2020 CA1	`2023-12-04` - `2025-01-03`	a year	crt.sh
cloudflareinsights.com GTS CA 1P5	`2024-03-10` - `2024-06-08`	3 months	crt.sh
*.google-analytics.com GTS CA 1C3	`2024-02-26` - `2024-05-20`	3 months	crt.sh
matomo-test-ecs.libretexts.org Amazon RSA 2048 M03	`2024-03-09` - `2025-04-07`	a year	crt.sh
*.gstatic.com GTS CA 1C3	`2024-02-26` - `2024-05-20`	3 months	crt.sh
hypothes.is E1	`2024-03-22` - `2024-06-20`	3 months	crt.sh
sentry.io DigiCert Global G2 TLS RSA SHA256 2020 CA1	`2023-08-08` - `2024-09-07`	a year	crt.sh
donorbox.org E1	`2024-01-31` - `2024-04-30`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://k12.libretexts.org/
Frame ID: 8DCA9AFAFFB3D32C8A4716ECB9ABDA73
Requests: 118 HTTP requests in this frame

Frame: https://hypothes.is/app.html
Frame ID: 8D6A0BB1930FCFD6966EBE606C5D5BEA
Requests: 15 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Home - K12 LibreTexts

Page URL History Show full URLs

http://k12.libretexts.org/ HTTP 301
https://k12.libretexts.org/ Page URL

Detected technologies

MathJax (JavaScript Graphics) Expand

Overall confidence: 100%
Detected patterns

([\d.]+)?/mathjax\.js

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

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

RequireJS (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

require.*\.js

Cloudflare Browser Insights (Analytics) Expand

Overall confidence: 100%
Detected patterns

static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Font Awesome (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

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

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

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

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtag/js

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

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

jsDelivr (CDN) Expand

Overall confidence: 100%
Detected patterns

//cdn\.jsdelivr\.net/

Page Statistics

134
Requests

97 %
HTTPS

82 %
IPv6

15
Domains

21
Subdomains

21
IPs

2
Countries

3329 kB
Transfer

12058 kB
Size

11
Cookies

6 Outgoing links

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

URL: https://register.libretexts.org/
Title: how_to_reg Request Instructor Account

Search URL Search Domain Scan URL

URL: https://commons.libretexts.org/
Title: hub Instructor Commons

Search URL Search Domain Scan URL

URL: https://mindtouch.com/demo
Title: Powered by CXone Expert ®

Search URL Search Domain Scan URL

URL: https://www.nice.com/resources/cxone-expert-knowledge-management
Title: Powered by NICE CXone Expert

Search URL Search Domain Scan URL

URL: https://libretexts.org/legal/index.html
Title: Legal

Search URL Search Domain Scan URL

URL: https://commons.libretexts.org/accessibility
Title: Accessibility Statement

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://k12.libretexts.org/ HTTP 301
https://k12.libretexts.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 14

https://unpkg.com/@popperjs/core@2 HTTP 302
https://unpkg.com/@popperjs/core@2.11.8 HTTP 302
https://unpkg.com/@popperjs/core@2.11.8/dist/umd/popper.min.js

Request Chain 15

https://unpkg.com/tippy.js@6 HTTP 302
https://unpkg.com/tippy.js@6.3.7 HTTP 302
https://unpkg.com/tippy.js@6.3.7/dist/tippy-bundle.umd.min.js

Request Chain 39

https://hypothes.is/embed.js HTTP 302
https://cdn.hypothes.is/hypothesis

Request Chain 81

https://k12.libretexts.org/@api/deki/files/3585/mindtouch.page%2523thumbnail?revision=4 HTTP 302
https://files.mtstatic.com/site_13419/3585/3?Expires=1711135988&Signature=RpHorRKrwUXqr7REnkIlxPMBvGs4UMrGx73CTlOVuYezhcHcFMLlKEn9SNjTp4VCqOD-~5ZwArhHG~m1fbsiCM3sw4yZFccNfIqLB~9IK6DlNFglgU8HjCbm7xvzYkO7ueKo1aVqnIyDBmb7DDUj95HMsayhYDZWf-zrTknbQvM_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

134 HTTP transactions
0 data transactions

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

GET
H2

200

Primary Request / Show response
k12.libretexts.org/
Redirect Chain

http://k12.libretexts.org/
https://k12.libretexts.org/

97 KB
23 KB

290ms
244ms

Document
text/html

2600:9000:2359:9800:11:2451:2fc0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://k12.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:2359:9800:11:2451:2fc0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

Resource Hash

23342592e3593a5b6e2cf2b219e57cb4e0ff35764a0dd27315e27f98ad0c6538

Security Headers

Name	Value
Content-Security-Policy	upgrade-insecure-requests; default-src https: data: filesystem: blob: mediastream: 'unsafe-inline' 'unsafe-eval'; connect-src https: wss:
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

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

alt-svc: h3=":443"; ma=86400
cache-control: no-cache, no-store, must-revalidate, max-age=0
content-encoding: br
content-language: en-US
content-length: 22587
content-security-policy: upgrade-insecure-requests; default-src https: data: filesystem: blob: mediastream: 'unsafe-inline' 'unsafe-eval'; connect-src https: wss:
content-type: text/html; charset=utf-8
date: Fri, 22 Mar 2024 18:42:00 GMT
expires: -1
strict-transport-security: max-age=31536000; includeSubDomains
vary: Accept-Encoding,Cookie
via: 1.1 35cfa6fbcb341fd2ae15e24a43e2f57a.cloudfront.net (CloudFront)
x-amz-cf-id: 1WlELDNlVDeAP7q3jtzIkDB6p306cBJdMumjJHCuM_Is6Xr8wR7VVw==
x-amz-cf-pop: FRA60-P10
x-cache: Miss from cloudfront
x-content-type-options: nosniff
x-deki-site: id=site_13419
x-xss-protection: 1; mode=block

Redirect headers

Alt-Svc: h3=":443"; ma=86400
Connection: keep-alive
Content-Length: 167
Content-Type: text/html
Date: Fri, 22 Mar 2024 18:42:00 GMT
Location: https://k12.libretexts.org/
Server: CloudFront
Via: 1.1 6a5eda21ba47fc7b4d3ca7ac7a9ac958.cloudfront.net (CloudFront)
X-Amz-Cf-Id: Hkg_oLVuwrNphzVRJ5gz-2wAxcfx52SRAZyXxo82Ie0w4v9Vc3B7Rw==
X-Amz-Cf-Pop: FRA60-P10
X-Cache: Redirect from cloudfront

GET
H2 200 anonymous.css
a.mtstatic.com/@cache/layout/ 1 MB
121 KB 111ms
26ms Stylesheet
text/css 143.204.215.2
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://a.mtstatic.com/@cache/layout/anonymous.css?_=b3351133111e67cde7db2a1928b556ee_azEyLmxpYnJldGV4dHMub3Jn:site_13419

Requested by

Host: k12.libretexts.org
URL: https://k12.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

143.204.215.2 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

server-143-204-215-2.fra53.r.cloudfront.net

Software

Resource Hash

01dc81558bb16f0c8f99a0bff530a81229bc1439d32514b7e6e14d6fead417e0

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://k12.libretexts.org/
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 22:06:47 GMT
content-encoding: br
x-content-type-options: nosniff
via: 1.1 bb6970675ac5572387ab59ecc9abd23e.cloudfront.net (CloudFront), 1.1 110641d379117242a91443ac729d6dee.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA56-P10, FRA53-C1
age: 74113
etag: b3351133111e67cde7db2a1928b556ee_bXQtY2RuLm1pbmR0b3VjaC51cw==
vary: Accept-Encoding
x-cache: Hit from cloudfront
content-type: text/css; charset=utf-8
x-deki-site: id=site_13419
access-control-allow-origin: *
cache-control: max-age=29030400, public
x-amz-cf-id: 9gvUnD6Fh4TJzvWnbNogmkXNNSffLnqgdsd4eNaaDSB8TEk3FSPYxQ==
expires: Fri, 21 Mar 2025 22:06:47 GMT

GET
H2 200 print.css
a.mtstatic.com/@cache/layout/ 549 KB
74 KB 143ms
58ms Stylesheet
text/css 143.204.215.2
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://a.mtstatic.com/@cache/layout/print.css?_=8ab2f2cb6e0a922026f29524c2d9d30e:site_13419

Requested by

Host: k12.libretexts.org
URL: https://k12.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

143.204.215.2 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

server-143-204-215-2.fra53.r.cloudfront.net

Software

Resource Hash

211dc313885442dfd4676da97b670eaaf4acd35cfa9e40c9e3f019fcf53e89cf

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://k12.libretexts.org/
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 22:06:47 GMT
content-encoding: br
x-content-type-options: nosniff
via: 1.1 0c32b42e3b5070fcbe6b5b320d0621b2.cloudfront.net (CloudFront), 1.1 110641d379117242a91443ac729d6dee.cloudfront.net (CloudFront)
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GET
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2 KB 64ms
60ms Script
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https://cdn.libretexts.net/github/LibreTextsMain/Miscellaneous/h5p-resizer.js

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GET
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https://cdnjs.cloudflare.com/ajax/libs/iframe-resizer/4.2.11/iframeResizer.contentWindow.min.js

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GET
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5 KB 82ms
36ms Script
application/javascript 2606:4700::6811:180e
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GET
H2 200 registerPlugin.min.js Show response
cdn.libretexts.net/github/ckeditor-binder-plugin/js/ 44 KB
16 KB 82ms
80ms Script
application/javascript 2606:4700:e0::ac40:6926
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GET
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7 KB 83ms
82ms Script
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URL: https://k12.libretexts.org/

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GET
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66ms Script
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https://cdn.libretexts.net/github/LibreTextsMain/EditorPlugins/dist/libreFormatPlugin.min.js

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GET
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https://cdn.libretexts.net/github/LibreTextsMain/EditorPlugins/dist/libreBoxesPlugin.min.js

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53 KB 82ms
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https://cdn.libretexts.net/github/ckeditor-a11ychecker-plugin/a11yPlugin.min.js

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CLOUDFLARENET

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Full URL

https://cdn.libretexts.net/Logos/k12_full.png

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GET
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121 KB 28ms
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AMAZON-02

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74 KB 28ms
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AMAZON-02

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Full URL

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Full URL

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Response headers

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GET
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CLOUDFLARENET

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Full URL

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7 KB 31ms
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CLOUDFLARENET

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29ms Font
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AMAZON-02

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AMAZON-02

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Full URL

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55ms Script
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https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.6/require.min.js

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GET
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355 KB 56ms
56ms Script
application/javascript 2606:4700::6811:180e
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https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/js/all.min.js

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GET
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4 KB 124ms
124ms Script
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https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/js/v4-shims.min.js

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QUIC, , AES_128_GCM

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GET
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3 KB 47ms
47ms Script
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CLOUDFLARENET

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Full URL

https://cdn.libretexts.net/libreone-launchpad-widget.min.js

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76 KB 83ms
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CLOUDFLARENET

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Full URL: https://use.fontawesome.com/releases/v4.7.0/fonts/fontawesome-webfont.woff2
Requested by: Host: use.fontawesome.com
URL: https://use.fontawesome.com/84b10e0f37.css
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POST
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GOOGLE

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Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-5E0L4WBQGR&gtm=45je43k0v896038932za200&_p=1711132920837&gcd=13l3l3l2l1&npa=1&dma_cps=sypham&dma=1&cid=973543056.1711132921&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&pscdl=noapi&_s=1&sid=1711132920&sct=1&seg=0&dl=https%3A%2F%2Fk12.libretexts.org%2F&dt=Home%20-%20K12%20LibreTexts&en=page_view&_fv=1&_ss=1&_ee=1&tfd=988
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GET
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cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/jax/output/HTML-CSS/ 80 KB
22 KB 64ms
64ms Script
application/javascript 2606:4700::6811:180e
CLOUDFLARENET

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https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/jax/output/HTML-CSS/jax.js?V=2.7.3

Requested by

Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/MathJax.js?config=TeX-AMS_HTML

Protocol

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QUIC, , AES_128_GCM

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2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),

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Security Headers

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Request headers

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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: Fri, 22 Mar 2024 18:42:01 GMT
content-encoding: br
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cf-cache-status: HIT
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cf-ray: 868851b53dc118ef-FRA
expires: Wed, 12 Mar 2025 18:42:01 GMT

GET
H2 200 f1.widget.js Show response
a.mtstatic.com/@app/web-widgets/assets/ 233 KB
59 KB 27ms
27ms Script
application/javascript 143.204.215.2
AMAZON-02

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Full URL: https://a.mtstatic.com/@app/web-widgets/assets/f1.widget.js?_=83c753c50780adb7fb31bb6104ad9881caeee9c3:site_13419
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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

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content-encoding: br
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x-amz-cf-pop: FRA56-P10, FRA53-C1
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expires: Fri, 21 Mar 2025 22:06:48 GMT

GET
H3 200 http
k12.libretexts.org/@api/deki/ 0
0 137ms
137ms Fetch 2600:9000:2359:9800:11:2451:2fc0:93a1
AMAZON-02

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Full URL

https://k12.libretexts.org/@api/deki/http?dream.out.format=json

Requested by

Host: k12.libretexts.org
URL: https://k12.libretexts.org/

Protocol

Security

QUIC, , AES_128_GCM

Server

2600:9000:2359:9800:11:2451:2fc0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

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Resource Hash

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Request headers

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Response headers

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date: Fri, 22 Mar 2024 18:42:01 GMT
strict-transport-security: max-age=31536000
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GET
H3 200 fontdata.js Show response
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/jax/output/HTML-CSS/fonts/TeX/ 43 KB
11 KB 43ms
43ms Script
application/javascript 2606:4700::6811:180e
CLOUDFLARENET

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https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/jax/output/HTML-CSS/fonts/TeX/fontdata.js?V=2.7.3

Requested by

Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/MathJax.js?config=TeX-AMS_HTML

Protocol

Security

QUIC, , AES_128_GCM

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Security Headers

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Request headers

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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: Fri, 22 Mar 2024 18:42:01 GMT
content-encoding: br
x-content-type-options: nosniff
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server: cloudflare
cf-cdnjs-via: cfworker/kv
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timing-allow-origin: *
cf-ray: 868851b5ae4118ef-FRA
expires: Wed, 12 Mar 2025 18:42:01 GMT

POST
H2 204 matomo.php
matomo-test-ecs.libretexts.org/ 0
574 B 149ms
149ms Ping
text/plain 54.92.181.94
AMAZON-AES

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Full URL: https://matomo-test-ecs.libretexts.org/matomo.php?action_name=k12.libretexts.org%2FHome%20-%20K12%20LibreTexts&idsite=4&rec=1&r=852298&h=19&m=42&s=1&url=https%3A%2F%2Fk12.libretexts.org%2F&_id=98ce6aaa7324769d&_idn=1&send_image=0&_refts=0&pv_id=UEppqJ&pf_net=47&pf_srv=243&pf_tfr=93&pf_dm1=481&uadata=%7B%22fullVersionList%22%3A%5B%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22%22%2C%22platformVersion%22%3A%22%22%7D&pdf=1&qt=0&realp=0&wma=0&fla=0&java=0&ag=0&cookie=1&res=1600x1200
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Security: TLS 1.3, , AES_128_GCM
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Request headers

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accept-language: de-DE,de;q=0.9
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Content-Type: application/x-www-form-urlencoded; charset=utf-8

Response headers

access-control-allow-origin: https://k12.libretexts.org
date: Fri, 22 Mar 2024 18:42:01 GMT
access-control-allow-credentials: true
server: Apache/2.4.57 (Debian)
x-powered-by: PHP/8.2.17

GET
H2 200 MathJax_Main-Regular.woff
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/fonts/HTML-CSS/TeX/woff/ 33 KB
34 KB 51ms
50ms Font
application/octet-stream 2606:4700::6811:180e
CLOUDFLARENET

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https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/fonts/HTML-CSS/TeX/woff/MathJax_Main-Regular.woff?V=2.7.3

Requested by

Host: k12.libretexts.org
URL: https://k12.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Security Headers

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Request headers

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Response headers

date: Fri, 22 Mar 2024 18:42:01 GMT
content-encoding: br
x-content-type-options: nosniff
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GET
H2 200 MathJax_Math-Italic.woff
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19 KB 32ms
32ms Font
application/octet-stream 2606:4700::6811:180e
CLOUDFLARENET

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https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/fonts/HTML-CSS/TeX/woff/MathJax_Math-Italic.woff?V=2.7.3

Requested by

Host: k12.libretexts.org
URL: https://k12.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

Name	Value
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Request headers

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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: Fri, 22 Mar 2024 18:42:01 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
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strict-transport-security: max-age=15780000
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server: cloudflare
cf-cdnjs-via: cfworker/kv
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cf-ray: 868851b61fe89a24-FRA
expires: Wed, 12 Mar 2025 18:42:01 GMT

GET
H2 200 MathJax_Size1-Regular.woff
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/fonts/HTML-CSS/TeX/woff/ 6 KB
6 KB 33ms
33ms Font
application/octet-stream 2606:4700::6811:180e
CLOUDFLARENET

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https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.3/fonts/HTML-CSS/TeX/woff/MathJax_Size1-Regular.woff?V=2.7.3

Requested by

Host: k12.libretexts.org
URL: https://k12.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:180e , 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

Request headers

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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: Fri, 22 Mar 2024 18:42:01 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security: max-age=15780000
age: 775251
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alt-svc: h3=":443"; ma=86400
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server: cloudflare
cf-cdnjs-via: cfworker/kv
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vary: Accept-Encoding
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cf-ray: 868851b61fe99a24-FRA
expires: Wed, 12 Mar 2025 18:42:01 GMT

POST
H2 200 / Show response
sentry.io/api/69811/envelope/ Frame 8D6A 2 B
324 B 210ms
144ms Fetch
application/json 35.186.247.156
GOOGLE

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Full URL

https://sentry.io/api/69811/envelope/?sentry_key=31109f033e4e4e079fb4ac6469656eb5&sentry_version=7&sentry_client=sentry.javascript.browser%2F7.107.0

Requested by

Host: cdn.hypothes.is
URL: https://cdn.hypothes.is/hypothesis/1.1472.0/build/scripts/sidebar.bundle.js?493be3

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

35.186.247.156 Kansas City, United States, ASN15169 (GOOGLE, US),

Reverse DNS

156.247.186.35.bc.googleusercontent.com

Software

nginx /

Resource Hash

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Security Headers

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Request headers

Referer: https://hypothes.is/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36
Content-Type: text/plain;charset=UTF-8

Response headers

date: Fri, 22 Mar 2024 18:42:01 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
via: 1.1 google
server: nginx
vary: origin,access-control-request-method,access-control-request-headers
content-type: application/json
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cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 2

GET
H3 200 info Show response
k12.libretexts.org/@api/deki/pages/home/ 372 B
915 B 224ms
224ms Fetch
application/json 2600:9000:2359:9800:11:2451:2fc0:93a1
AMAZON-02

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Full URL

https://k12.libretexts.org/@api/deki/pages/home/info?dream.out.format=json

Requested by

Host: cdn.libretexts.net
URL: https://cdn.libretexts.net/github/LibreTextsMain/Miscellaneous/reuse.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2600:9000:2359:9800:11:2451:2fc0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

Resource Hash

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Security Headers

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

Request headers

Referer: https://k12.libretexts.org/
X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
x-deki-token: d2e44cb60fe309b369e61517f8a96048ce2b8e95dc0ffa6c0e36225e17ea0360
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Response headers

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Requested by

Host: cdn.hypothes.is
URL: https://cdn.hypothes.is/hypothesis/1.1472.0/build/scripts/sidebar.bundle.js?493be3

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:10::6816:379f , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

eb44540c6509c9b2a8e2079334f76cc6af72afb5ec6eb90c4e0edbd1482ddb14

Security Headers

Name	Value
Content-Security-Policy	font-src 'self' fonts.gstatic.com cdn.hypothes.is; script-src 'self' cdn.hypothes.is www.google-analytics.com; style-src 'self' fonts.googleapis.com cdn.hypothes.is 'unsafe-inline'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

Referer: https://hypothes.is/app.html
X-Client-Id: 806628595d2ec1e53039829db8788963
Hypothesis-Client-Version: 1.1472.0
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36
Content-Type: application/json

Response headers

date: Fri, 22 Mar 2024 18:42:02 GMT
content-security-policy: font-src 'self' fonts.gstatic.com cdn.hypothes.is; script-src 'self' cdn.hypothes.is www.google-analytics.com; style-src 'self' fonts.googleapis.com cdn.hypothes.is 'unsafe-inline'
content-encoding: br
cf-cache-status: DYNAMIC
x-content-type-options: nosniff
strict-transport-security: max-age=15552000; includeSubDomains; preload
hypothesis-media-type: application/vnd.hypothesis.v1+json
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block
referrer-policy: origin-when-cross-origin, strict-origin-when-cross-origin
server: cloudflare
etag: W/"QLXPkQtiDJWiVtwri9DRsg"
content-type: application/json
access-control-allow-origin: *
cache-control: no-cache
cf-ray: 868851b6aafb5c6e-FRA

GET
H2 200 animate-popup-donate-button.css
donorbox.org/ 2 KB
1 KB 56ms
56ms Stylesheet
text/css 2606:4700:10::ac43:2a18
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://donorbox.org/animate-popup-donate-button.css

Requested by

Host: donorbox.org
URL: https://donorbox.org/install-popup-button.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2a18 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

fe7c0acd2d2607a75fc7e3cab4e97072a0572f1fd5524aab88e5edbacc3854db

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://k12.libretexts.org/
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: Fri, 22 Mar 2024 18:42:01 GMT
strict-transport-security: max-age=63072000; includeSubDomains
via: 1.1 vegur
cf-cache-status: HIT
last-modified: Fri, 22 Mar 2024 09:50:26 GMT
nel: {"report_to":"heroku-nel","max_age":3600,"success_fraction":0.005,"failure_fraction":0.05,"response_headers":["Via"]}
server: cloudflare
age: 2890
vary: Accept-Encoding
report-to: {"group":"heroku-nel","max_age":3600,"endpoints":[{"url":"https://nel.heroku.com/reports?ts=1711101217&sid=1b10b0ff-8a76-4548-befa-353fc6c6c045&s=fyTkxglHSsKVvly0mQIB4FfFlgTjFzyqkeIPFpG3d9Q%3D"}]}
content-type: text/css
content-encoding: gzip
cf-ray: 868851b79ccc35e7-FRA
reporting-endpoints: heroku-nel=https://nel.heroku.com/reports?ts=1711101217&sid=1b10b0ff-8a76-4548-befa-353fc6c6c045&s=fyTkxglHSsKVvly0mQIB4FfFlgTjFzyqkeIPFpG3d9Q%3D

GET
H3 200 logo
hypothes.is/organizations/__default__/ Frame 8D6A 1 KB
1 KB 215ms
215ms Image
image/svg+xml 2606:4700:10::6816:379f
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://hypothes.is/organizations/__default__/logo

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:10::6816:379f , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

b57a0ce6fca0c3a80c7d930bc89d872b28683e5d2a55117b2636b16cdf87ef03

Security Headers

Name	Value
Content-Security-Policy	font-src 'self' fonts.gstatic.com cdn.hypothes.is; script-src 'self' cdn.hypothes.is www.google-analytics.com; style-src 'self' fonts.googleapis.com cdn.hypothes.is 'unsafe-inline'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://hypothes.is/app.html
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: Fri, 22 Mar 2024 18:42:02 GMT
content-security-policy: font-src 'self' fonts.gstatic.com cdn.hypothes.is; script-src 'self' cdn.hypothes.is www.google-analytics.com; style-src 'self' fonts.googleapis.com cdn.hypothes.is 'unsafe-inline'
content-encoding: br
cf-cache-status: DYNAMIC
x-content-type-options: nosniff
strict-transport-security: max-age=15552000; includeSubDomains; preload
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block
referrer-policy: origin-when-cross-origin, strict-origin-when-cross-origin
server: cloudflare
etag: W/"Am2sVrSvzhSUTTa2beuWlw"
vary: Cookie, Accept-Encoding
content-type: image/svg+xml; charset=UTF-8
cache-control: max-age=600
cf-ray: 868851bafffc5c6e-FRA
expires: Fri, 22 Mar 2024 18:52:02 GMT

GET
H3 200 search Show response
hypothes.is/api/ Frame 8D6A 24 B
432 B 335ms
335ms Fetch
application/json 2606:4700:10::6816:379f
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://hypothes.is/api/search?limit=50&sort=created&order=asc&_separate_replies=false&group=__world__&uri=https%3A%2F%2Fk12.libretexts.org%2F

Requested by

Host: cdn.hypothes.is
URL: https://cdn.hypothes.is/hypothesis/1.1472.0/build/scripts/sidebar.bundle.js?493be3

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:10::6816:379f , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

6526d6fe25b1a1dc41108a0ecf63336ec8b93f02b97249ad027df78bd6316b77

Security Headers

Name	Value
Content-Security-Policy	font-src 'self' fonts.gstatic.com cdn.hypothes.is; script-src 'self' cdn.hypothes.is www.google-analytics.com; style-src 'self' fonts.googleapis.com cdn.hypothes.is 'unsafe-inline'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

Referer: https://hypothes.is/app.html
X-Client-Id: 806628595d2ec1e53039829db8788963
Hypothesis-Client-Version: 1.1472.0
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36
Content-Type: application/json

Response headers

date: Fri, 22 Mar 2024 18:42:02 GMT
content-security-policy: font-src 'self' fonts.gstatic.com cdn.hypothes.is; script-src 'self' cdn.hypothes.is www.google-analytics.com; style-src 'self' fonts.googleapis.com cdn.hypothes.is 'unsafe-inline'
content-encoding: br
cf-cache-status: DYNAMIC
x-content-type-options: nosniff
strict-transport-security: max-age=15552000; includeSubDomains; preload
hypothesis-media-type: application/vnd.hypothesis.v1+json
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block
referrer-policy: origin-when-cross-origin, strict-origin-when-cross-origin
server: cloudflare
etag: W/"M9iO1sCkxF1xd6XoQr8iGw"
content-type: application/json
access-control-allow-origin: *
cache-control: no-cache
cf-ray: 868851bb88fc5c6e-FRA

Verdicts & Comments Add Verdict or Comment

346 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.

11 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.

Domain/Path	Expires	Name / Value
k12.libretexts.org/	1969-12-31 23:59:59	Name: mtwebsession Value: f6da3cc7b40ab4f729277fa564528173
.k12.libretexts.org/	1970-01-21 04:54:52	Name: dekisession Value: "YTAyNDJlYTgtMjUzYy00NzgzLThlMzAtNDc0MDA5MGYxZmMzfDIwMjQtMDMtMjJUMTg6NDI6MDA="
.k12.libretexts.org/	1970-01-21 04:54:52	Name: _ga Value: GA1.3.973543056.1711132921
.k12.libretexts.org/	1970-01-20 19:20:19	Name: _gid Value: GA1.3.329239960.1711132921
.k12.libretexts.org/	1970-01-20 19:18:52	Name: _gat Value: 1
.libretexts.org/	1970-01-21 04:54:52	Name: _ga Value: GA1.1.973543056.1711132921
.libretexts.org/	1970-01-21 04:54:52	Name: _ga_5E0L4WBQGR Value: GS1.1.1711132920.1.0.1711132920.0.0.0
.libretexts.org/	1970-01-21 04:44:48	Name: _pk_id.4.e4be Value: 98ce6aaa7324769d.1711132921.
.libretexts.org/	1970-01-20 19:18:54	Name: _pk_ses.4.e4be Value: 1
matomo-test-ecs.libretexts.org/	1970-01-20 19:28:57	Name: AWSALBTG Value: da8XXTdRX/2+KrwRmxSTTTF8W1PBVLGV5ZzuNhfVKKJVp+h+T8JkF/eS4CNPgYmQdCGGBhPvmopliWjeeJ9rtlI5k6IFtJVVdZje/lxlgEAQ2f+1TpfcBRkNrvv7PnVnWLNUx0EzmASsKRb0Gkj4uuemRaiTYpS3u4evq+KEWwO0+f9VPGc=
matomo-test-ecs.libretexts.org/	1970-01-20 19:28:57	Name: AWSALBTGCORS Value: da8XXTdRX/2+KrwRmxSTTTF8W1PBVLGV5ZzuNhfVKKJVp+h+T8JkF/eS4CNPgYmQdCGGBhPvmopliWjeeJ9rtlI5k6IFtJVVdZje/lxlgEAQ2f+1TpfcBRkNrvv7PnVnWLNUx0EzmASsKRb0Gkj4uuemRaiTYpS3u4evq+KEWwO0+f9VPGc=

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	upgrade-insecure-requests; default-src https: data: filesystem: blob: mediastream: 'unsafe-inline' 'unsafe-eval'; connect-src https: wss:
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Content-Type-Options	nosniff
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.

a.mtstatic.com
cdn.hypothes.is
cdn.jsdelivr.net
cdn.libretexts.net
cdnjs.cloudflare.com
cloudflareinsights.com
donorbox.org
files.mtstatic.com
fonts.googleapis.com
fonts.gstatic.com
hypothes.is
k12.libretexts.org
matomo-test-ecs.libretexts.org
pro.fontawesome.com
region1.google-analytics.com
sentry.io
static.cloudflareinsights.com
unpkg.com
use.fontawesome.com
www.google-analytics.com
www.googletagmanager.com
143.204.215.2
143.204.215.62
2001:4860:4802:34::36
2600:9000:2359:6800:11:2451:2fc0:93a1
2600:9000:2359:9800:11:2451:2fc0:93a1
2606:4700:10::6816:379f
2606:4700:10::ac43:1687
2606:4700:10::ac43:2a18
2606:4700:4400::ac40:93bc
2606:4700::6810:4f49
2606:4700::6810:5049
2606:4700::6810:5914
2606:4700::6810:7daf
2606:4700::6811:180e
2606:4700:e0::ac40:6926
2606:4700:e6::ac40:ce26
2a00:1450:4001:806::2003
2a00:1450:4001:812::2008
2a00:1450:4001:827::200a
2a00:1450:4001:828::200e
35.186.247.156
54.92.181.94
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k12.libretexts.org Open in urlscan Pro 2600:9000:2359:9800:11:2451:2fc0:93a1 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Page URL History Show full URLs

Detected technologies

Page Statistics

134 Requests

97 %HTTPS

82 %IPv6

15 Domains

21 Subdomains

21 IPs

2 Countries

3329 kBTransfer

12058 kBSize

11 Cookies

6 Outgoing links

Page URL History

Redirected requests

134 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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k12.libretexts.org Open in urlscan Pro
2600:9000:2359:9800:11:2451:2fc0:93a1 Public Scan

Screenshot
Live screenshot

Full Image

134
Requests

97 %
HTTPS

82 %
IPv6

15
Domains

21
Subdomains

21
IPs

2
Countries

3329 kB
Transfer

12058 kB
Size

11
Cookies

134 HTTP transactions
0 data transactions