www.ck12.org Open in urlscan Pro
18.238.243.75 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
http://www.ck12.org/
Effective URL:
https://www.ck12.org/student/
Submission: On October 21 via api (October 21st 2023, 3:29:34 pm UTC) from US — Scanned from DE

Summary HTTP 115 Redirects Links 66 Behaviour Indicators

Summary

This website contacted 19 IPs in 1 countries across 9 domains to perform 115 HTTP transactions. The main IP is 18.238.243.75, located in United States and belongs to AMAZON-02, US. The main domain is www.ck12.org. The Cisco Umbrella rank of the primary domain is 51794.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on December 6th 2022. Valid for: a year.

This is the only time www.ck12.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	18.238.243.11 18.238.243.11	16509 (AMAZON-02) (AMAZON-02)
1 26	18.238.243.75 18.238.243.75	16509 (AMAZON-02) (AMAZON-02)
48	143.204.98.7 143.204.98.7	16509 (AMAZON-02) (AMAZON-02)
4	143.204.98.125 143.204.98.125	16509 (AMAZON-02) (AMAZON-02)
3	18.238.243.29 18.238.243.29	16509 (AMAZON-02) (AMAZON-02)
3	142.250.185.141 142.250.185.141	15169 (GOOGLE) (GOOGLE)
5	18.245.60.6 18.245.60.6	16509 (AMAZON-02) (AMAZON-02)
11	13.225.78.92 13.225.78.92	16509 (AMAZON-02) (AMAZON-02)
2	142.250.186.136 142.250.186.136	15169 (GOOGLE) (GOOGLE)
1	142.250.186.110 142.250.186.110	15169 (GOOGLE) (GOOGLE)
3	216.239.34.178 216.239.34.178	15169 (GOOGLE) (GOOGLE)
1	35.186.235.23 35.186.235.23	15169 (GOOGLE) (GOOGLE)
2	216.239.34.36 216.239.34.36	15169 (GOOGLE) (GOOGLE)
3	142.250.186.35 142.250.186.35	15169 (GOOGLE) (GOOGLE)
1	142.250.186.42 142.250.186.42	15169 (GOOGLE) (GOOGLE)
1	142.250.186.163 142.250.186.163	15169 (GOOGLE) (GOOGLE)
1	142.250.186.132 142.250.186.132	15169 (GOOGLE) (GOOGLE)
1	130.211.34.183 130.211.34.183	15169 (GOOGLE) (GOOGLE)
115	19

1 18.238.243.11 (United States) 1 redirects

ASN16509 (AMAZON-02, US)
PTR: server-18-238-243-11.ams58.r.cloudfront.net

www.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

26 18.238.243.75 (United States) 1 redirects

ASN16509 (AMAZON-02, US)
PTR: server-18-238-243-75.ams58.r.cloudfront.net

www.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
static1.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

48 143.204.98.7 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-98-7.fra50.r.cloudfront.net

static2.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 143.204.98.125 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-98-125.fra50.r.cloudfront.net

static3.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 18.238.243.29 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-238-243-29.ams58.r.cloudfront.net

tinymce.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 142.250.185.141 (United States)

ASN15169 (GOOGLE, US)
PTR: fra16s50-in-f13.1e100.net

accounts.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 18.245.60.6 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-245-60-6.fra60.r.cloudfront.net

d3lkjnwva6z405.cloudfront.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

11 13.225.78.92 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-225-78-92.fra2.r.cloudfront.net

static.ck12.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 142.250.186.136 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s07-in-f8.1e100.net

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

1 142.250.186.110 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s06-in-f14.1e100.net

translate.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 216.239.34.178 (United States)

ASN15169 (GOOGLE, US)

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

1 35.186.235.23 (Kansas City, United States)

ASN15169 (GOOGLE, US)
PTR: 23.235.186.35.bc.googleusercontent.com

cdn.mxpnl.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 216.239.34.36 (United States)

ASN15169 (GOOGLE, US)

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

3 142.250.186.35 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s04-in-f3.1e100.net

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

1 142.250.186.42 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s04-in-f10.1e100.net

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

1 142.250.186.163 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s08-in-f3.1e100.net

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

1 142.250.186.132 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s07-in-f4.1e100.net

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

1 130.211.34.183 (Kansas City, United States)

ASN15169 (GOOGLE, US)
PTR: 183.34.211.130.bc.googleusercontent.com

api-js.mixpanel.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
93	ck12.org 2 redirects www.ck12.org — Cisco Umbrella Rank: 51794 static1.ck12.org — Cisco Umbrella Rank: 67219 static2.ck12.org — Cisco Umbrella Rank: 64097 static3.ck12.org — Cisco Umbrella Rank: 71251 tinymce.ck12.org — Cisco Umbrella Rank: 67782 static.ck12.org — Cisco Umbrella Rank: 62863	1 MB
5	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 42 region1.google-analytics.com — Cisco Umbrella Rank: 2250	22 KB
5	cloudfront.net d3lkjnwva6z405.cloudfront.net	93 KB
5	google.com accounts.google.com — Cisco Umbrella Rank: 32 translate.google.com — Cisco Umbrella Rank: 1375 www.google.com — Cisco Umbrella Rank: 2	110 KB
4	gstatic.com www.gstatic.com fonts.gstatic.com	15 KB
2	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 56	207 KB
1	mixpanel.com api-js.mixpanel.com — Cisco Umbrella Rank: 2421	369 B
1	googleapis.com translate.googleapis.com — Cisco Umbrella Rank: 1163	77 KB
1	mxpnl.com cdn.mxpnl.com — Cisco Umbrella Rank: 4205	18 KB
115	9

	Domain	Requested by
48	static2.ck12.org	www.ck12.org static3.ck12.org static1.ck12.org static2.ck12.org
22	www.ck12.org	2 redirects www.ck12.org static3.ck12.org static2.ck12.org static.ck12.org
11	static.ck12.org	www.ck12.org static2.ck12.org
5	d3lkjnwva6z405.cloudfront.net	www.ck12.org d3lkjnwva6z405.cloudfront.net
5	static1.ck12.org	www.ck12.org
4	static3.ck12.org	www.ck12.org
3	www.gstatic.com	www.gstatic.com translate.googleapis.com
3	www.google-analytics.com	www.googletagmanager.com www.google-analytics.com
3	accounts.google.com	www.ck12.org accounts.google.com
3	tinymce.ck12.org	www.ck12.org tinymce.ck12.org
2	region1.google-analytics.com	www.googletagmanager.com
2	www.googletagmanager.com	www.ck12.org www.googletagmanager.com
1	api-js.mixpanel.com	cdn.mxpnl.com
1	www.google.com	www.ck12.org
1	fonts.gstatic.com	www.ck12.org
1	translate.googleapis.com
1	cdn.mxpnl.com	www.ck12.org
1	translate.google.com	static3.ck12.org
115	18

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

Domain
ck12support.zendesk.com
flexbooks.ck12.org
interactives.ck12.org
www.ck12info.org
ck12.org
status.ck12.org
ck12foundation.medium.com
www.facebook.com
twitter.com
www.linkedin.com
www.pinterest.com
help.ck12.org

Subject Issuer	Validity	Valid
*.ck12.org Go Daddy Secure Certificate Authority - G2	`2022-12-06` - `2024-01-07`	a year	crt.sh
accounts.google.com GTS CA 1C3	`2023-09-28` - `2023-12-21`	3 months	crt.sh
*.cloudfront.net Amazon RSA 2048 M01	`2022-12-08` - `2023-12-07`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-09-28` - `2023-12-21`	3 months	crt.sh
*.google.com GTS CA 1C3	`2023-09-28` - `2023-12-21`	3 months	crt.sh
*.mxpnl.com GeoTrust TLS RSA CA G1	`2023-07-12` - `2024-08-11`	a year	crt.sh
*.gstatic.com GTS CA 1C3	`2023-09-28` - `2023-12-21`	3 months	crt.sh
upload.video.google.com GTS CA 1C3	`2023-09-28` - `2023-12-21`	3 months	crt.sh
www.google.com GTS CA 1C3	`2023-09-28` - `2023-12-21`	3 months	crt.sh
*.mixpanel.com GeoTrust Global TLS RSA4096 SHA256 2022 CA1	`2023-02-13` - `2024-03-15`	a year	crt.sh

This page contains 3 frames:

Primary Page: https://www.ck12.org/student/
Frame ID: 5D7AAC76ECC6D0B74EB94F14C6D5323A
Requests: 121 HTTP requests in this frame

Frame: data://truncated
Frame ID: 2104D6766B93D794E145FB23A8D23941
Requests: 1 HTTP requests in this frame

Frame: https://www.gstatic.com/_/translate_http/_/ss/k=translate_http.tr.qhDXWpKopYk.L.W.O/d=0/rs=AN8SPfp0QXhhaDDdjg_LgcSqoZiPEzC1tw/m=el_main_css
Frame ID: D34AC446AE5B1F94ED2120670469481D
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Free Online Textbooks, Flashcards, Adaptive Practice, Real World Examples, Simulations

Page URL History Show full URLs

http://www.ck12.org/ HTTP 301
https://www.ck12.org/ HTTP 302
https://www.ck12.org/student/ Page URL

Detected technologies

Google Sign-in (Social logins) Expand

Overall confidence: 100%
Detected patterns

accounts\.google\.com/gsi/client

MathJax (JavaScript Graphics) Expand

Overall confidence: 100%
Detected patterns

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

React (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

<[^>]+data-react

RequireJS (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

require.*\.js

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/gtm\.js
googletagmanager\.com/gtag/js

Page Statistics

115
Requests

100 %
HTTPS

0 %
IPv6

9
Domains

18
Subdomains

19
IPs

1
Countries

2038 kB
Transfer

5642 kB
Size

9
Cookies

66 Outgoing links

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

URL: https://ck12support.zendesk.com/hc/en-us/articles/8034176909723-Which-FlexBook-Is-Right-for-Me-
Title: What's the difference?

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-middle-school-earth-science-flexbook-2.0/
Title: Earth Science

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-middle-school-life-science-2.0/
Title: Life Science

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-middle-school-physical-science-flexbook-2.0/
Title: Physical Science

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-biology-flexbook-2.0/
Title: Biology

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-chemistry-flexbook-2.0/
Title: Chemistry

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-physics-flexbook-2.0/
Title: Physics

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:3d76c1256888/cbook/episd-2019-2020-economics-with-emphasis-on-the-free-enterprise-system/
Title: Economics

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:634e89ba9b4f/cbook/episd-world-geo-2019
Title: Geography

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:3d76c1256888/cbook/episd-united-states-government-2019-2020/
Title: Government

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:3d76c1256888/cbook/world-history-studies_episd/
Title: World History

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:8465b489d911/cbook/episd-philosophy/
Title: Philosophy

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:8465b489d911/cbook/episd-sociology/
Title: Sociology

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/CK-12-Elementary-Intermediate-College-Algebra/
Title: College Algebra

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/CK-12-College-Precalculus/
Title: College Precalculus

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:2d9f79bd12b8/cbook/advanced-mathematics-flexbook/?_ga=2.166808247.840084570.1598889079-1645995820.1573484157
Title: Linear Algebra

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/CK-12-College-Human-Biology-FlexBook-2.0/
Title: College Human Biology

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:f1dfa836e285/cbook/origins-and-the-search-for-life-in-the-universe/?_ga=2.83210198.1104389108.1595864923-1645995820.1573484157
Title: The Universe

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/physics.html?lang=ko
Title: Korean

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/physics.html?lang=de
Title: Deutsch

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/physics.html?lang=zh-TW
Title: Chinese

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/physics.html?lang=EL
Title: Greek

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/physics.html?lang=pl
Title: Polski

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/flexbooks/
Title: FlexBooks 2.0Customizable, digital textbooks in a new, interactive platform

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/
Title: SimulationsInteractive Physics & Chemistry Simulations

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/plix/
Title: PLIXPlay. Learn. Interact. eXplore.

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/certifiededucator/
Title: Certified EducatorStand out as an educator. Become CK-12 Certified.

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/ck12-webinars/
Title: WebinarsLive and archived sessions to learn about CK-12

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/testimonials/
Title: Testimonials

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/team/
Title: Meet the Team

Search URL Search Domain Scan URL

URL: https://ck12support.zendesk.com/hc/en-us
Title: CK-12 Helpdesk

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/about/donate/?source=ck12_top_nav
Title: Donate

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-precalculus-concepts-2.0/
Title: PreCalculus

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-interactive-algebra-2/
Title: Algebra 2

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-interactive-geometry-for-ccss/
Title: Geometry

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-interactive-algebra-1-for-ccss/
Title: Algebra 1

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-interactive-middle-school-math-8-for-ccss/
Title: 8th Grade Math

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-interactive-middle-school-math-7-for-ccss/
Title: 7th Grade Math

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/cbook/ck-12-interactive-middle-school-math-6-for-ccss/
Title: 6th Grade Math

Search URL Search Domain Scan URL

URL: https://ck12.org/elementary-math-grade-5/
Title: 5th Grade Math

Search URL Search Domain Scan URL

URL: https://ck12.org/elementary-math-grade-4/
Title: 4th Grade Math

Search URL Search Domain Scan URL

URL: https://ck12.org/elementary-math-grade-3/
Title: 3rd Grade Math

Search URL Search Domain Scan URL

URL: https://ck12.org/elementary-math-grade-2/
Title: 2nd Grade Math

Search URL Search Domain Scan URL

URL: https://ck12.org/elementary-math-grade-1/
Title: 1st Grade Math

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:378bc6da0230/cbook/digital-imaging-1:-digital-photography-basics/?_ga=2.186654635.2056442264.1579092194-214443809.1571840429
Title: Digital Imaging 1Community Contributed

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:378bc6da0230/cbook/digital-imaging-2:-digital-image-editing/
Title: Digital Imaging 2Community Contributed

Search URL Search Domain Scan URL

URL: https://flexbooks.ck12.org/user:346d5ddb676a/cbook/lksd-digital-photography/
Title: PhotographyCommunity Contributed

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/plix/index.html?referrer=student
Title: Browse PLIX

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/physics.html?referrer=student&backUrl=https://www.ck12.org/student/
Title: Physics

Search URL Search Domain Scan URL

URL: https://interactives.ck12.org/simulations/chemistry.html?referrer=student&backUrl=https://www.ck12.org/student/
Title: Chemistry

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/partners/
Title: Partners

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/press/
Title: Press

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/careers/
Title: Careers

Search URL Search Domain Scan URL

URL: https://status.ck12.org/
Title: Status

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/security/
Title: Security

Search URL Search Domain Scan URL

URL: https://ck12foundation.medium.com/
Title: Blog

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/contact-us/
Title: Contact Us

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/tools-and-apps/
Title: Tools and Apps

Search URL Search Domain Scan URL

URL: https://www.facebook.com/CK12Foundation

Search URL Search Domain Scan URL

URL: https://twitter.com/CK12Foundation

Search URL Search Domain Scan URL

URL: https://www.linkedin.com/company/75810

Search URL Search Domain Scan URL

URL: http://www.pinterest.com/ck12foundation/

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/terms-of-use/
Title: Terms of Use

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/privacy-policy/
Title: Privacy

Search URL Search Domain Scan URL

URL: https://www.ck12info.org/curriculum-materials-license/

Search URL Search Domain Scan URL

URL: https://help.ck12.org/hc/en-us/articles/200443770-How-to-Join-a-Class
Title: support article.

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://www.ck12.org/ HTTP 301
https://www.ck12.org/ HTTP 302
https://www.ck12.org/student/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

115 HTTP transactions
13 data transactions

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

GET
H2

200

Primary Request / Show response
www.ck12.org/student/
Redirect Chain

http://www.ck12.org/
https://www.ck12.org/
https://www.ck12.org/student/

9 KB
4 KB

25ms
25ms

Document
text/html

18.238.243.75
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://www.ck12.org/student/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

server-18-238-243-75.ams58.r.cloudfront.net

Software

Apache/2.4.41 (Ubuntu) /

Resource Hash

392a883760a3cc7e57d8d93304c5ee5c597ea395f2d402711e396a1312a6c383

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self' https://*.ck12.org; report-uri https://csp-report.ck12.org; report-to ck12-csp-endpoint;
Strict-Transport-Security	max-age=31536000; includeSubDomains;
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/118.0.5993.88 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

age: 6893
alt-svc: h3=":443"; ma=86400
content-encoding: gzip
content-length: 3280
content-security-policy: frame-ancestors 'self' https://*.ck12.org; report-uri https://csp-report.ck12.org; report-to ck12-csp-endpoint;
content-type: text/html; charset=utf-8
date: Sat, 21 Oct 2023 13:34:32 GMT
referrer-policy: strict-origin-when-cross-origin
report-to: { "group": "ck12-csp-endpoint","max_age": 86400,"endpoints": [{ "url": " https://csp-report.ck12.org" }] }
reporting-endpoints: ck12-csp-endpoint="https://csp-report.ck12.org"
server: Apache/2.4.41 (Ubuntu)
strict-transport-security: max-age=31536000; includeSubDomains;
vary: Accept-Encoding
via: 1.1 70edb33d401d701d341a00ffeb978b84.cloudfront.net (CloudFront)
x-amz-cf-id: NtxARMyiDqCsI2etn6X83E_OzNqhEvZSUIJ2cHGgIL7K3Hso7p5S2Q==
x-amz-cf-pop: AMS58-P1
x-cache: Hit from cloudfront
x-content-type-options: nosniff

Redirect headers

age: 6894
alt-svc: h3=":443"; ma=86400
content-encoding: gzip
content-length: 123
content-security-policy: frame-ancestors 'self' https://*.ck12.org; report-uri https://csp-report.ck12.org; report-to ck12-csp-endpoint;
content-type: text/plain; charset=UTF-8
date: Sat, 21 Oct 2023 13:34:31 GMT
location: https://www.ck12.org/student/
referrer-policy: strict-origin-when-cross-origin
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Full URL: https://www.ck12.org/media/images/logo_120.png
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URL: https://www.ck12.org/student/
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Response headers

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GET
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0 Image
image/svg+xml

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Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
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Request headers

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Referer
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Response headers

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GET
H2 200 env.json Show response
www.ck12.org/ 267 B
979 B 37ms
32ms Fetch
application/json 18.238.243.75
AMAZON-02

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Full URL

https://www.ck12.org/env.json

Requested by

Host: static2.ck12.org
URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/8541.js

Protocol

Security

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Server

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Software

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Request headers

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Response headers

date: Sat, 21 Oct 2023 15:09:00 GMT
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GET
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www.ck12.org/ 267 B
979 B 41ms
36ms Fetch
application/json 18.238.243.75
AMAZON-02

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Full URL

https://www.ck12.org/env.json

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Host: static2.ck12.org
URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/6488.js

Protocol

Security

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Server

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Software

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Request headers

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Response headers

date: Sat, 21 Oct 2023 15:09:00 GMT
via: 1.1 70edb33d401d701d341a00ffeb978b84.cloudfront.net (CloudFront)
x-content-type-options: nosniff
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GET
H2 200 env.json Show response
www.ck12.org/ 267 B
979 B 20ms
20ms Fetch
application/json 18.238.243.75
AMAZON-02

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https://www.ck12.org/env.json

Requested by

Host: static2.ck12.org
URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/1268.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

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Software

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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/118.0.5993.88 Safari/537.36

Response headers

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4 KB 14ms
14ms Image
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AMAZON-02

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Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/7be00c198ba322f7994d6c1593ba622f.png
Requested by: Host: www.ck12.org
URL: https://www.ck12.org/student/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

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via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
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GET
DATA 200
OK truncated
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0 Image
image/svg+xml

General

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Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
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Request headers

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Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 754 KB
0 Image
image/svg+xml

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Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
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Referer
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Response headers

Content-Type: image/svg+xml

GET
H2 200 my Show response
www.ck12.org/auth/get/info/ 181 B
732 B 28ms
28ms XHR
application/json 18.238.243.75
AMAZON-02

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Full URL

https://www.ck12.org/auth/get/info/my

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Host: static.ck12.org
URL: https://static.ck12.org/licenceDialog/v1.0.10/main.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

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Software

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Security Headers

Name	Value
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Request headers

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Response headers

date: Sat, 21 Oct 2023 11:27:32 GMT
content-encoding: gzip
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GET
H2 200 js Show response
www.googletagmanager.com/gtag/ 293 KB
94 KB 69ms
68ms Script
application/javascript 142.250.186.136
GOOGLE

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https://www.googletagmanager.com/gtag/js?id=G-7PBE4L0PZZ&l=dataLayer&cx=c

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NFJ3V2

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.136 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

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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/118.0.5993.88 Safari/537.36

Response headers

date: Sat, 21 Oct 2023 15:29:27 GMT
content-encoding: br
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server: Google Tag Manager
vary: Accept-Encoding
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alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires: Sat, 21 Oct 2023 15:29:27 GMT

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 52 KB
21 KB 356ms
12ms Script
text/javascript 216.239.34.178
GOOGLE

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Full URL

https://www.google-analytics.com/analytics.js

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Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NFJ3V2

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

Software

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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/118.0.5993.88 Safari/537.36

Response headers

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content-encoding: gzip
x-content-type-options: nosniff
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GET
H2 200 mixpanel-2-latest.min.js Show response
cdn.mxpnl.com/libs/ 52 KB
18 KB 367ms
12ms Script
text/javascript 35.186.235.23
GOOGLE

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Full URL: https://cdn.mxpnl.com/libs/mixpanel-2-latest.min.js
Requested by: Host: www.ck12.org
URL: https://www.ck12.org/student/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 35.186.235.23 Kansas City, United States, ASN15169 (GOOGLE, US),
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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/118.0.5993.88 Safari/537.36

Response headers

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accept-ranges: bytes
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GET
H2 200 flexi-global-banner-v2.js Show response
www.ck12.org/pages/experiments/flexi-global-banner-2023/js/ 21 KB
5 KB 501ms
501ms Script
text/javascript 18.238.243.75
AMAZON-02

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Full URL

https://www.ck12.org/pages/experiments/flexi-global-banner-2023/js/flexi-global-banner-v2.js

Requested by

Host: www.ck12.org
URL: https://www.ck12.org/student/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

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Software

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Request headers

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Response headers

date: Sat, 21 Oct 2023 15:29:28 GMT
content-encoding: gzip
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server: AmazonS3
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POST
H2 200 event Show response
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535 B 344ms
344ms XHR
image/gif 18.238.243.75
AMAZON-02

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Full URL

https://www.ck12.org/dexter/record/event

Requested by

Host: static2.ck12.org
URL: https://static2.ck12.org/media/build-20231016225241/dexterjs/dexterjs.min.js

Protocol

Security

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Show headers Download Go to

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Show headers Download Go to

Full URL

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AMAZON-02

General

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Show headers Download Go to

Full URL: https://static.ck12.org/testimonial/unified-browse-navigation.json
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General

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Show headers Download Go to

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General

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Show headers Download Go to

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19ms XHR
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AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://static.ck12.org/testimonial/unified-browse-navigation.json
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AMAZON-02

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Full URL

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Show headers Download Go to

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General

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Show headers Download Go to

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Show headers Download Go to

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AMAZON-02

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Show headers Download Go to

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AMAZON-02

General

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Show headers Download Go to

Full URL: https://static.ck12.org/testimonial/unified-browse-navigation.json
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GET
H2 200 style
accounts.google.com/gsi/ 533 B
608 B 61ms
61ms Stylesheet
text/css 142.250.185.141
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://accounts.google.com/gsi/style

Requested by

Host: accounts.google.com
URL: https://accounts.google.com/gsi/client

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.185.141 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

ESF /

Resource Hash

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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Sat, 21 Oct 2023 15:29:27 GMT
content-security-policy: require-trusted-types-for 'script';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http, script-src 'report-sample' 'nonce-ywn7Li8oVErYIFLKaR5v8Q' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http
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x-content-type-options: nosniff
server: ESF
x-frame-options: SAMEORIGIN
report-to: {"group":"coop_dd7de8473bddc59c6b748810a67a39b1","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/dd7de8473bddc59c6b748810a67a39b1"}]}
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GET
H2 200 status Show response
accounts.google.com/gsi/ 40 B
524 B 34ms
34ms XHR
application/json 142.250.185.141
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://accounts.google.com/gsi/status?client_id=824097203574.apps.googleusercontent.com&as=1UAzBXDafPOvsNRKacj8DA

Requested by

Host: accounts.google.com
URL: https://accounts.google.com/gsi/client

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.185.141 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

ESF /

Resource Hash

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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Sat, 21 Oct 2023 15:29:27 GMT
content-security-policy: script-src 'report-sample' 'nonce-P96z-v2nEHwdVjpdWNbIMA' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http, require-trusted-types-for 'script';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http
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pragma: no-cache
server: ESF
x-frame-options: SAMEORIGIN
access-control-allow-methods: GET
content-type: application/json; charset=utf-8
access-control-allow-origin: https://www.ck12.org
report-to: {"group":"coop_dd7de8473bddc59c6b748810a67a39b1","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/dd7de8473bddc59c6b748810a67a39b1"}]}
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expires: Mon, 01 Jan 1990 00:00:00 GMT

GET
DATA 200
OK truncated
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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: /
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Request headers

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Referer
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Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 3 KB
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
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Request headers

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Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 3 KB
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
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Request headers

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Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 5 KB
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: /
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Request headers

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Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 2 KB
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
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Request headers

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Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 10 KB
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: /
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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/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 855 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: /
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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/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 3 KB
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: /
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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/118.0.5993.88 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
H2 200 e45dc3383428ccd5dac4e9a36e97b55a.png
static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 3 KB
3 KB 19ms
16ms Image
image/png 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/e45dc3383428ccd5dac4e9a36e97b55a.png
Requested by: Host: www.ck12.org
URL: https://www.ck12.org/student/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:52 GMT
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
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server: AmazonS3
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GET
H2 200 c4a8f83aed2c431636233f5ca2e8d0f1.png
static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 2 KB
2 KB 20ms
17ms Image
image/png 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/c4a8f83aed2c431636233f5ca2e8d0f1.png
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URL: https://www.ck12.org/student/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:52 GMT
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
last-modified: Tue, 17 Oct 2023 11:04:46 GMT
server: AmazonS3
x-amz-cf-pop: FRA50-C1
age: 361056
etag: "c4a8f83aed2c431636233f5ca2e8d0f1"
x-cache: Hit from cloudfront
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x-amz-cf-id: rjn3go-6CVaQandb0rAJ8Hw40CkP1I8RT7JzDr6A0mMVn8e4jIs7oQ==

GET
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static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 2 KB
3 KB 19ms
16ms Image
image/png 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/06f4aa379163b8895546e2968b7f337c.png
Requested by: Host: www.ck12.org
URL: https://www.ck12.org/student/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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Request headers

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Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:52 GMT
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
last-modified: Tue, 17 Oct 2023 11:04:45 GMT
server: AmazonS3
x-amz-cf-pop: FRA50-C1
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x-cache: Hit from cloudfront
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GET
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static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 953 B
1 KB 20ms
17ms Image
image/png 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/4930252c7417b7631a4c92296cfd35fe.png
Requested by: Host: www.ck12.org
URL: https://www.ck12.org/student/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:52 GMT
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
last-modified: Tue, 17 Oct 2023 11:04:45 GMT
server: AmazonS3
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x-cache: Hit from cloudfront
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GET
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www.ck12.org/pages/flexlets/images/ 23 KB
10 KB 453ms
451ms Image
image/svg+xml 18.238.243.75
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.ck12.org/pages/flexlets/images/hiking_isometric.svg

Requested by

Host: www.ck12.org
URL: https://www.ck12.org/student/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

server-18-238-243-75.ams58.r.cloudfront.net

Software

AmazonS3 /

Resource Hash

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Security Headers

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X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/student/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Sat, 21 Oct 2023 15:29:28 GMT
content-encoding: gzip
via: 1.1 70edb33d401d701d341a00ffeb978b84.cloudfront.net (CloudFront)
content-security-policy: frame-ancestors 'self' https://*.ck12.org; report-uri https://csp-report.ck12.org; report-to ck12-csp-endpoint;
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x-amz-cf-pop: AMS58-P1
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x-cache: Miss from cloudfront
alt-svc: h3=":443"; ma=86400
reporting-endpoints: ck12-csp-endpoint="https://csp-report.ck12.org"
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server: AmazonS3
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POST
H2 200 event Show response
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534 B 280ms
280ms XHR
image/gif 18.238.243.75
AMAZON-02

General

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Full URL

https://www.ck12.org/dexter/record/event

Requested by

Host: static2.ck12.org
URL: https://static2.ck12.org/media/build-20231016225241/dexterjs/dexterjs.min.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

server-18-238-243-75.ams58.r.cloudfront.net

Software

Apache/2.4.41 (Ubuntu) /

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
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Response headers

date: Sat, 21 Oct 2023 15:29:27 GMT
via: 1.1 70edb33d401d701d341a00ffeb978b84.cloudfront.net (CloudFront)
x-content-type-options: nosniff
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content-length: 40
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server: Apache/2.4.41 (Ubuntu)
vary: Origin
access-control-allow-methods: GET, POST, PUT, DELETE, OPTIONS
content-type: image/gif
access-control-allow-origin: https://www.ck12.org
access-control-allow-credentials: true
access-control-allow-headers: Content-Type, *
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POST
H2 204 collect
region1.google-analytics.com/g/ 0
252 B 623ms
17ms Ping
text/plain 216.239.34.36
GOOGLE

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GOOGLE

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Full URL

https://www.gstatic.com/_/translate_http/_/ss/k=translate_http.tr.qhDXWpKopYk.L.W.O/d=0/rs=AN8SPfp0QXhhaDDdjg_LgcSqoZiPEzC1tw/m=el_main_css

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GOOGLE

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Full URL

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Response headers

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GOOGLE

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https://www.google-analytics.com/plugins/ua/linkid.js

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Protocol

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Response headers

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GOOGLE

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Full URL

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AMAZON-02

General

Check archive.org

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AMAZON-02

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Full URL

https://www.ck12.org/dexter/record/event

Requested by

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AMAZON-02

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https://www.ck12.org/pages/experiments/flexi-global-banner-2023/images/flexi-peek-over.png

Requested by

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Protocol

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AMAZON-02

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https://www.ck12.org/pages/experiments/flexi-global-banner-2023/images/flexi-thumbs-up.png

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Security

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AMAZON-02

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https://www.ck12.org/pages/experiments/flexi-global-banner-2023/fonts/ProximaNova-Regular.woff

Requested by

Host: www.ck12.org
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Response headers

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AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://www.ck12.org/dexter/record/event

Requested by

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URL: https://static2.ck12.org/media/build-20231016225241/dexterjs/dexterjs.min.js

Protocol

Security

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Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.ck12.org/student/
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/118.0.5993.88 Safari/537.36
Content-Type: application/x-www-form-urlencoded;charset=UTF-8

Response headers

date: Sat, 21 Oct 2023 15:29:28 GMT
via: 1.1 70edb33d401d701d341a00ffeb978b84.cloudfront.net (CloudFront)
x-content-type-options: nosniff
x-amz-cf-pop: AMS58-P1
x-cache: Miss from cloudfront
alt-svc: h3=":443"; ma=86400
content-length: 40
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vary: Origin
access-control-allow-methods: GET, POST, PUT, DELETE, OPTIONS
content-type: image/gif
access-control-allow-origin: https://www.ck12.org
access-control-allow-credentials: true
access-control-allow-headers: Content-Type, *
x-amz-cf-id: 0Cs0YDL0FjrZxci6OCjzGUcyumsa-586ZBngiQbQgsUv32MdCui13w==

GET
DATA 200
OK truncated Show response
/ Frame 2104 1 KB
1 KB Document
text/html

General

Check archive.org

Show headers Download Go to

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 31f4e4abd5d8e145d6bd5505ae3ee469f66e6aba53fcc6cf04741d0a802ebc3d

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

Content-Type: text/html;charset=UTF-8

GET
H2 200 translate_24dp.png
www.gstatic.com/images/branding/product/2x/ 2 KB
2 KB 11ms
10ms Image
image/png 142.250.186.35
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.gstatic.com/images/branding/product/2x/translate_24dp.png

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/_/translate_http/_/ss/k=translate_http.tr.qhDXWpKopYk.L.W.O/d=0/rs=AN8SPfp0QXhhaDDdjg_LgcSqoZiPEzC1tw/m=el_main_css

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.35 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s04-in-f3.1e100.net

Software

sffe /

Resource Hash

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Security Headers

Name	Value
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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/118.0.5993.88 Safari/537.36

Response headers

date: Thu, 19 Oct 2023 14:04:46 GMT
x-content-type-options: nosniff
age: 177882
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 1842
x-xss-protection: 0
last-modified: Thu, 14 Oct 2021 09:08:00 GMT
server: sffe
vary: Origin
report-to: {"group":"static-on-bigtable","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/static-on-bigtable"}]}
content-type: image/png
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="static-on-bigtable"
expires: Fri, 18 Oct 2024 14:04:46 GMT

GET
H2 200 m=el_main_css
www.gstatic.com/_/translate_http/_/ss/k=translate_http.tr.qhDXWpKopYk.L.W.O/d=0/rs=AN8SPfp0QXhhaDDdjg_LgcSqoZiPEzC1tw/ Frame D34A 22 KB
4 KB 10ms
9ms Stylesheet
text/css 142.250.186.35
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/_/translate_http/_/ss/k=translate_http.tr.qhDXWpKopYk.L.W.O/d=0/rs=AN8SPfp0QXhhaDDdjg_LgcSqoZiPEzC1tw/m=el_main_css

Requested by

Host: translate.googleapis.com
URL: https://translate.googleapis.com/_/translate_http/_/js/k=translate_http.tr.de.xTeq4-XGwo4.O/d=1/exm=el_conf/ed=1/rs=AN8SPfp_lJkQA2c1LvGen6_UZqPUdmZIIw/m=el_main

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.35 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s04-in-f3.1e100.net

Software

sffe /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Fri, 20 Oct 2023 08:12:21 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 112627
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/rosetta
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 4144
x-xss-protection: 0
last-modified: Sat, 15 Jul 2023 01:09:03 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="rosetta"
vary: Accept-Encoding
report-to: {"group":"rosetta","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/rosetta"}]}
content-type: text/css; charset=UTF-8
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Sat, 19 Oct 2024 08:12:21 GMT

GET
H2 200 24px.svg
fonts.gstatic.com/s/i/productlogos/translate/v14/ 6 KB
4 KB 805ms
56ms Image
image/svg+xml 142.250.186.163
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://fonts.gstatic.com/s/i/productlogos/translate/v14/24px.svg

Requested by

Host: www.ck12.org
URL: https://www.ck12.org/student/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.163 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s08-in-f3.1e100.net

Software

sffe /

Resource Hash

ab5c23a05e39deed14d9d8262b0dce9f024f86105a27196cad37d14a3f516e09

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Fri, 20 Oct 2023 23:14:13 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 58516
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 3340
x-xss-protection: 0
last-modified: Wed, 20 Apr 2022 14:24:23 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
vary: Accept-Encoding
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content-type: image/svg+xml
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Sat, 19 Oct 2024 23:14:13 GMT

GET
H2 200 cleardot.gif
www.google.com/images/ 43 B
505 B 807ms
64ms Image
image/gif 142.250.186.132
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/images/cleardot.gif

Requested by

Host: www.ck12.org
URL: https://www.ck12.org/student/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.132 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s07-in-f4.1e100.net

Software

sffe /

Resource Hash

2dfe28cbdb83f01c940de6a88ab86200154fd772d568035ac568664e52068363

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

pragma: no-cache
date: Sat, 21 Oct 2023 15:29:29 GMT
x-content-type-options: nosniff
last-modified: Tue, 22 Oct 2019 18:30:00 GMT
server: sffe
report-to: {"group":"static-on-bigtable","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/static-on-bigtable"}]}
content-type: image/gif
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 43
x-xss-protection: 0
cross-origin-opener-policy-report-only: same-origin; report-to="static-on-bigtable"
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 8386.js Show response
static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 16 KB
6 KB 38ms
25ms Script
application/javascript 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/8386.js
Requested by: Host: static3.ck12.org
URL: https://static3.ck12.org/media/build-20231016225241/course-book-app/dist/main.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-143-204-98-7.fra50.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: a8e696f1e02d7edf95d1f6fffe23e40d21ee68fff2a686ac61be2166935c4510

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:57 GMT
content-encoding: gzip
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
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server: AmazonS3
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vary: Accept-Encoding
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=31536000
alt-svc: h3=":443"; ma=86400
x-amz-cf-id: sMUHV-_2njLj7dl3_lcpaAP2Zyq32_0-hWtrqygjrbLoMuqOp6HOHQ==

GET
H2 200 280.js Show response
static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 24 KB
7 KB 40ms
27ms Script
application/javascript 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/280.js
Requested by: Host: static3.ck12.org
URL: https://static3.ck12.org/media/build-20231016225241/course-book-app/dist/main.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-143-204-98-7.fra50.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 336f03c9f00b6d068a7e3fb495206198c4abff7d13eaa978a36b34af06002510

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:57 GMT
content-encoding: gzip
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
last-modified: Tue, 17 Oct 2023 11:04:45 GMT
server: AmazonS3
x-amz-cf-pop: FRA50-C1
age: 361052
etag: W/"0c3ac6a2294853773d9ad8936ad68880"
vary: Accept-Encoding
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=31536000
alt-svc: h3=":443"; ma=86400
x-amz-cf-id: Aj4E-2HRAxjboNwM_XLevkBAL-Fr37VOXvX_MdQ2fNr9TfpJDDXPig==

GET
H2 200 7397.js Show response
static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 82 KB
25 KB 42ms
29ms Script
application/javascript 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/7397.js
Requested by: Host: static3.ck12.org
URL: https://static3.ck12.org/media/build-20231016225241/course-book-app/dist/main.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-143-204-98-7.fra50.r.cloudfront.net
Software: AmazonS3 /
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:57 GMT
content-encoding: gzip
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
last-modified: Tue, 17 Oct 2023 11:04:46 GMT
server: AmazonS3
x-amz-cf-pop: FRA50-C1
age: 361052
etag: W/"f3355a4940b8ee596a818a126a766e59"
vary: Accept-Encoding
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=31536000
alt-svc: h3=":443"; ma=86400
x-amz-cf-id: vqnz7rtliffr2YK43Z6UftX6Ye-T0vqVsFlVEU-7y9fX94sPmGWbNg==

GET
H2 200 SearchBar.js Show response
static2.ck12.org/media/build-20231016225241/course-book-app/dist/ 7 KB
3 KB 44ms
32ms Script
application/javascript 143.204.98.7
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://static2.ck12.org/media/build-20231016225241/course-book-app/dist/SearchBar.js
Requested by: Host: static3.ck12.org
URL: https://static3.ck12.org/media/build-20231016225241/course-book-app/dist/main.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.98.7 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-143-204-98-7.fra50.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 9b8405ad81b8fa1b69461ed13c075939522d4d1d7d9536f6254c0c5ccc8fbff2

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date: Tue, 17 Oct 2023 11:11:57 GMT
content-encoding: gzip
via: 1.1 9eb0e845437929074828e0cf53f179ae.cloudfront.net (CloudFront)
last-modified: Tue, 17 Oct 2023 11:04:46 GMT
server: AmazonS3
x-amz-cf-pop: FRA50-C1
age: 361052
etag: W/"43bd4fc5d6dfbaa65b6a7915bf8fccd4"
vary: Accept-Encoding
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=31536000
alt-svc: h3=":443"; ma=86400
x-amz-cf-id: SrEUdhqiZcTV19768J8anHYgqmETus_z3UgTvrY29zCbtfJZnhb94A==

POST
H2 200 / Show response
api-js.mixpanel.com/track/ 25 B
369 B 130ms
76ms XHR
application/json 130.211.34.183
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://api-js.mixpanel.com/track/?verbose=1&ip=1&_=1697902172483

Requested by

Host: cdn.mxpnl.com
URL: https://cdn.mxpnl.com/libs/mixpanel-2-latest.min.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

183.34.211.130.bc.googleusercontent.com

Software

envoy /

Resource Hash

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Security Headers

Name	Value
Strict-Transport-Security	max-age=604800; includeSubDomains

Request headers

Referer: https://www.ck12.org/
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/118.0.5993.88 Safari/537.36
Content-Type: application/x-www-form-urlencoded

Response headers

strict-transport-security: max-age=604800; includeSubDomains
date: Sat, 21 Oct 2023 15:29:32 GMT
via: 1.1 google
server: envoy
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS
content-type: application/json
access-control-allow-origin: https://www.ck12.org
access-control-expose-headers: X-MP-CE-Backoff
cache-control: no-cache, no-store
access-control-allow-credentials: true
x-envoy-upstream-service-time: 51
access-control-allow-headers: X-Requested-With
content-length: 25
alt-svc: clear

POST
H2 204 collect
region1.google-analytics.com/g/ 0
45 B 18ms
17ms Ping
text/plain 216.239.34.36
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-7PBE4L0PZZ&gtm=45je3ai0&_p=10035392&cid=1489301505.1697902167&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&_s=2&sid=1697902167&sct=1&seg=0&dl=https%3A%2F%2Fwww.ck12.org%2Fstudent%2F&dt=Free%20Online%20Textbooks%2C%20Flashcards%2C%20Adaptive%20Practice%2C%20Real%20World%20Examples%2C%20Simulations&en=ab_flexi_banner_visible&_et=550
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-7PBE4L0PZZ&l=dataLayer&cx=c
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 216.239.34.36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software: Golfe2 /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.ck12.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

pragma: no-cache
date: Sat, 21 Oct 2023 15:29:33 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://www.ck12.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

Verdicts & Comments Add Verdict or Comment

114 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.

9 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
.ck12.org/	1970-01-20 15:48:26	Name: flxweb_role Value: student
www.ck12.org/	1970-01-20 15:39:48	Name: X-Ck12-Cdn-Version Value: 202310170408
.ck12.org/	1970-01-20 15:38:23	Name: dexterjsSessionID Value: c9AwFbPziKk5vIci3YLE8VH2n
.ck12.org/	1970-01-20 19:57:34	Name: dexterjsVisitorID Value: IDJJA4R3mQCzEKSfqGzLbZjHM
.ck12.org/	1970-01-20 17:47:58	Name: _gcl_au Value: 1.1.1570084538.1697902167
.ck12.org/	1970-01-21 01:14:22	Name: _ga Value: GA1.2.1489301505.1697902167
.ck12.org/	1970-01-20 15:39:48	Name: _gid Value: GA1.2.1587930465.1697902167
.ck12.org/	1970-01-20 15:38:22	Name: _gat Value: 1
.ck12.org/	1970-01-21 01:14:22	Name: _ga_7PBE4L0PZZ Value: GS1.1.1697902167.1.0.1697902167.0.0.0

Security Headers

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

Header	Value
Content-Security-Policy	frame-ancestors 'self' https://*.ck12.org; report-uri https://csp-report.ck12.org; report-to ck12-csp-endpoint;
Strict-Transport-Security	max-age=31536000; includeSubDomains;
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.

accounts.google.com
api-js.mixpanel.com
cdn.mxpnl.com
d3lkjnwva6z405.cloudfront.net
fonts.gstatic.com
region1.google-analytics.com
static.ck12.org
static1.ck12.org
static2.ck12.org
static3.ck12.org
tinymce.ck12.org
translate.google.com
translate.googleapis.com
www.ck12.org
www.google-analytics.com
www.google.com
www.googletagmanager.com
www.gstatic.com
13.225.78.92
130.211.34.183
142.250.185.141
142.250.186.110
142.250.186.132
142.250.186.136
142.250.186.163
142.250.186.35
142.250.186.42
143.204.98.125
143.204.98.7
18.238.243.11
18.238.243.29
18.238.243.75
18.245.60.6
216.239.34.178
216.239.34.36
35.186.235.23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e39a8118ec6cdf6ac33e6961518e9fe6ba3f6caf099aeeaec1389c2108ba90ba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www.ck12.org Open in urlscan Pro 18.238.243.75 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

115 Requests

100 %HTTPS

0 %IPv6

9 Domains

18 Subdomains

19 IPs

1 Countries

2038 kBTransfer

5642 kBSize

9 Cookies

66 Outgoing links

Page URL History

Redirected requests

115 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 13 data transactions

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www.ck12.org Open in urlscan Pro
18.238.243.75 Public Scan

Screenshot
Live screenshot

Full Image

115
Requests

100 %
HTTPS

0 %
IPv6

9
Domains

18
Subdomains

19
IPs

1
Countries

2038 kB
Transfer

5642 kB
Size

9
Cookies

115 HTTP transactions
13 data transactions