chem.libretexts.org Open in urlscan Pro
2600:9000:2057:a800:11:2451:2fc0:93a1 Public Scan

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URL:
https://chem.libretexts.org/Courses/Mount_Aloysius_College/CHEM_100%3A_General_Chemistry_(O'Connor)/04%3A_Covalent_Bonding_a...
Submission: On January 24 via api (January 24th 2023, 3:35:34 am UTC) from PL — Scanned from DE

Summary HTTP 162 Redirects Links 18 Behaviour Indicators

Summary

This website contacted 24 IPs in 4 countries across 18 domains to perform 162 HTTP transactions. The main IP is 2600:9000:2057:a800:11:2451:2fc0:93a1, located in United States and belongs to AMAZON-02, US. The main domain is chem.libretexts.org. The Cisco Umbrella rank of the primary domain is 98734.
TLS certificate: Issued by Amazon on July 13th 2022. Valid for: a year.

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

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
2 25	2600:9000:205... 2600:9000:2057:a800:11:2451:2fc0:93a1	16509 (AMAZON-02) (AMAZON-02)
13	143.204.215.69 143.204.215.69	16509 (AMAZON-02) (AMAZON-02)
3	2001:4860:480... 2001:4860:4802:34::178	15169 (GOOGLE) (GOOGLE)
44	2606:4700:303... 2606:4700:3035::ac43:a11d	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4 6	2606:4700::68... 2606:4700::6810:7caf	13335 (CLOUDFLAR...) (CLOUDFLARENET)
23	2606:4700::68... 2606:4700::6811:190e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a04:4e42:400... 2a04:4e42:400::485	54113 (FASTLY) (FASTLY)
1 5	2606:4700:10:... 2606:4700:10::6816:369f	13335 (CLOUDFLAR...) (CLOUDFLARENET)
5	2a00:1450:400... 2a00:1450:400d:804::200a	15169 (GOOGLE) (GOOGLE)
4	2606:4700:e2:... 2606:4700:e2::ac40:840f	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2606:4700::68... 2606:4700::6812:1634	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3	2606:4700::68... 2606:4700::6810:3965	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:831::2008	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:402... 2a00:1450:4025:401::9a	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:828::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:400d:802::2003	15169 (GOOGLE) (GOOGLE)
7	2a00:1450:400... 2a00:1450:400d:80a::2003	15169 (GOOGLE) (GOOGLE)
2	143.204.215.108 143.204.215.108	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	35.188.42.15 35.188.42.15	15169 (GOOGLE) (GOOGLE)
2	164.90.245.231 164.90.245.231	14061 (DIGITALOC...) (DIGITALOCEAN-ASN)
2	137.184.36.8 137.184.36.8	14061 (DIGITALOC...) (DIGITALOCEAN-ASN)
1	2606:4700:10:... 2606:4700:10::6816:33f9	13335 (CLOUDFLAR...) (CLOUDFLARENET)
162	24

25 2600:9000:2057:a800:11:2451:2fc0:93a1 (United States) 2 redirects

ASN16509 (AMAZON-02, US)

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

13 143.204.215.69 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-215-69.fra53.r.cloudfront.net

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

3 2001:4860:4802:34::178 (United States)

ASN15169 (GOOGLE, US)

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

44 2606:4700:3035::ac43:a11d (United States)

ASN13335 (CLOUDFLARENET, US)

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

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

ASN13335 (CLOUDFLARENET, US)

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

23 2606:4700::6811:190e (United States)

ASN13335 (CLOUDFLARENET, US)

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

2 2a04:4e42:400::485 (United States)

ASN54113 (FASTLY, US)

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

5 2606:4700:10::6816:369f (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

5 2a00:1450:400d:804::200a (Ireland)

ASN15169 (GOOGLE, US)

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

4 2606:4700:e2::ac40:840f (United States)

ASN13335 (CLOUDFLARENET, US)

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

2 2606:4700::6812:1634 (United States)

ASN13335 (CLOUDFLARENET, US)

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

3 2606:4700::6810:3965 (United States)

ASN13335 (CLOUDFLARENET, US)

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

1 2a00:1450:4001:831::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4025:401::9a (Den Helder, Netherlands)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:828::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a00:1450:400d:802::2003 (Ireland)

ASN15169 (GOOGLE, US)

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

7 2a00:1450:400d:80a::2003 (Ireland)

ASN15169 (GOOGLE, US)

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

2 143.204.215.108 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-215-108.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 35.188.42.15 (Council Bluffs, United States)

ASN15169 (GOOGLE, US)
PTR: 15.42.188.35.bc.googleusercontent.com

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

2 164.90.245.231 (Santa Clara, United States)

ASN14061 (DIGITALOCEAN-ASN, US)

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

2 137.184.36.8 (Santa Clara, United States)

ASN14061 (DIGITALOCEAN-ASN, US)

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

1 2606:4700:10::6816:33f9 (United States)

ASN13335 (CLOUDFLARENET, US)

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

	Apex Domain Subdomains	Transfer
44	libretexts.net cdn.libretexts.net — Cisco Umbrella Rank: 88087	825 KB
29	libretexts.org 2 redirects chem.libretexts.org — Cisco Umbrella Rank: 98734 api.libretexts.org — Cisco Umbrella Rank: 135391 commons.libretexts.org — Cisco Umbrella Rank: 122430	727 KB
23	cloudflare.com cdnjs.cloudflare.com — Cisco Umbrella Rank: 199	647 KB
19	hypothes.is 1 redirects hypothes.is — Cisco Umbrella Rank: 24837 cdn.hypothes.is — Cisco Umbrella Rank: 59496	304 KB
15	mtstatic.com a.mtstatic.com — Cisco Umbrella Rank: 26441 files.mtstatic.com — Cisco Umbrella Rank: 41184	710 KB
7	gstatic.com fonts.gstatic.com	462 KB
6	fontawesome.com use.fontawesome.com — Cisco Umbrella Rank: 846 pro.fontawesome.com — Cisco Umbrella Rank: 5020	238 KB
6	unpkg.com 4 redirects unpkg.com — Cisco Umbrella Rank: 767	17 KB
5	googleapis.com fonts.googleapis.com — Cisco Umbrella Rank: 35	32 KB
4	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 22 region1.google-analytics.com — Cisco Umbrella Rank: 2439	21 KB
3	cloudflareinsights.com static.cloudflareinsights.com — Cisco Umbrella Rank: 943 cloudflareinsights.com — Cisco Umbrella Rank: 933	6 KB
2	jsdelivr.net cdn.jsdelivr.net — Cisco Umbrella Rank: 357	3 KB
1	donorbox.org donorbox.org — Cisco Umbrella Rank: 45070	3 KB
1	sentry.io sentry.io — Cisco Umbrella Rank: 253	401 B
1	google.de www.google.de — Cisco Umbrella Rank: 5983	501 B
1	google.com www.google.com — Cisco Umbrella Rank: 2	501 B
1	doubleclick.net stats.g.doubleclick.net — Cisco Umbrella Rank: 75	444 B
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 41	78 KB
162	18

	Domain	Requested by
44	cdn.libretexts.net	chem.libretexts.org cdn.libretexts.net
25	chem.libretexts.org	2 redirects chem.libretexts.org a.mtstatic.com
23	cdnjs.cloudflare.com	chem.libretexts.org cdnjs.cloudflare.com cdn.libretexts.net
13	a.mtstatic.com	chem.libretexts.org a.mtstatic.com
11	hypothes.is	1 redirects cdn.hypothes.is
8	cdn.hypothes.is	chem.libretexts.org hypothes.is cdn.hypothes.is
7	fonts.gstatic.com	fonts.googleapis.com
6	unpkg.com	4 redirects chem.libretexts.org
5	fonts.googleapis.com	chem.libretexts.org cdn.libretexts.net a.mtstatic.com
4	use.fontawesome.com	chem.libretexts.org use.fontawesome.com
3	www.google-analytics.com	chem.libretexts.org www.google-analytics.com
2	commons.libretexts.org	a.mtstatic.com
2	api.libretexts.org	a.mtstatic.com
2	cloudflareinsights.com	a.mtstatic.com
2	files.mtstatic.com	chem.libretexts.org
2	pro.fontawesome.com	chem.libretexts.org pro.fontawesome.com
2	cdn.jsdelivr.net	chem.libretexts.org cdn.libretexts.net
1	donorbox.org	cdn.libretexts.net
1	sentry.io	cdn.hypothes.is
1	region1.google-analytics.com	www.googletagmanager.com
1	www.google.de	chem.libretexts.org
1	www.google.com	chem.libretexts.org
1	stats.g.doubleclick.net	www.google-analytics.com
1	www.googletagmanager.com	chem.libretexts.org
1	static.cloudflareinsights.com	chem.libretexts.org
162	25

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

Domain
register.libretexts.org
commons.libretexts.org
creativecommons.org
donorbox.org
2012books.lardbucket.org
mindtouch.com
www.nice.com
libretexts.org
status.libretexts.org
als.csuprojects.org
web.archive.org
www.ucdavis.edu
www.merlot.org
www.nsf.gov
www.library.ucdavis.edu

Subject Issuer	Validity	Valid
*.libretexts.org Amazon	`2022-07-13` - `2023-08-11`	a year	crt.sh
*.mtstatic.com Amazon	`2022-09-01` - `2023-09-30`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-01-02` - `2023-03-27`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2022-09-30` - `2023-09-30`	a year	crt.sh
jsdelivr.net GlobalSign Atlas R3 DV TLS CA 2022 Q4	`2022-12-23` - `2024-01-24`	a year	crt.sh
upload.video.google.com GTS CA 1C3	`2023-01-02` - `2023-03-27`	3 months	crt.sh
*.fontawesome.com DigiCert TLS RSA SHA256 2020 CA1	`2022-11-22` - `2023-12-23`	a year	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2023-01-02` - `2023-03-27`	3 months	crt.sh
www.google.com GTS CA 1C3	`2023-01-02` - `2023-03-27`	3 months	crt.sh
www.google.de GTS CA 1C3	`2023-01-02` - `2023-03-27`	3 months	crt.sh
*.gstatic.com GTS CA 1C3	`2023-01-02` - `2023-03-27`	3 months	crt.sh
hypothes.is Cloudflare Inc ECC CA-3	`2022-05-17` - `2023-05-17`	a year	crt.sh
sentry.io DigiCert TLS RSA SHA256 2020 CA1	`2022-06-03` - `2023-07-04`	a year	crt.sh
api.libretexts.org R3	`2022-12-01` - `2023-03-01`	3 months	crt.sh
commons.libretexts.org R3	`2023-01-18` - `2023-04-18`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://chem.libretexts.org/Courses/Mount_Aloysius_College/CHEM_100%3A_General_Chemistry_(O'Connor)/04%3A_Covalent_Bonding_and_Simple_Molecular_Compounds/4.03%3A_Covalent_Compounds_-_Formulas_and_Names
Frame ID: 4FE0558CE68EE9534A7BA278530294F9
Requests: 145 HTTP requests in this frame

Frame: https://hypothes.is/app.html
Frame ID: 93F5B9079A83444673250605B6665706
Requests: 15 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

4.3: Covalent Compounds - Formulas and Names - Chemistry LibreTexts

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

162
Requests

97 %
HTTPS

79 %
IPv6

18
Domains

25
Subdomains

24
IPs

4
Countries

4072 kB
Transfer

11137 kB
Size

8
Cookies

18 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://creativecommons.org/licenses/by-nc-sa/4.0/

Search URL Search Domain Scan URL

URL: https://donorbox.org/libretexts
Title: Donate

Search URL Search Domain Scan URL

URL: https://creativecommons.org/licenses/by-nc-sa/
Title: CC BY-NC-SA

Search URL Search Domain Scan URL

URL: https://creativecommons.org/licenses/by-nc-sa/3.0/
Title: CC BY-NC-SA 3.0

Search URL Search Domain Scan URL

URL: https://2012books.lardbucket.org/books/introduction-to-chemistry-general-organic-and-biological
Title: https://2012books.lardbucket.org/books/introduction-to-chemistry-general-organic-and-biological

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

URL: https://status.libretexts.org/
Title: status page at https://status.libretexts.org

Search URL Search Domain Scan URL

URL: https://als.csuprojects.org/

Search URL Search Domain Scan URL

URL: https://web.archive.org/web/20181005131910/https://www.ed.gov/news/press-releases/us-department-education-awards-49-million-grant-university-california-davis-develop-free-open-textbooks-program

Search URL Search Domain Scan URL

URL: https://www.ucdavis.edu/

Search URL Search Domain Scan URL

URL: https://www.merlot.org/merlot/index.htm

Search URL Search Domain Scan URL

URL: https://www.nsf.gov/awardsearch/showAward?AWD_ID=1525057

Search URL Search Domain Scan URL

URL: https://www.library.ucdavis.edu/

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 16

https://unpkg.com/@popperjs/core@2 HTTP 302
https://unpkg.com/@popperjs/core@2.11.6 HTTP 302
https://unpkg.com/@popperjs/core@2.11.6/dist/umd/popper.min.js

Request Chain 17

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 42

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

Request Chain 81

https://chem.libretexts.org/@api/deki/files/275178/clipboard_e7b8edf9834d8684a3751b7e98723d339.png?revision=1&size=bestfit&width=414&height=171 HTTP 302
https://files.mtstatic.com/site_4334/275178/0?Expires=1674534880&Signature=HBBTaZmbIuCNzH6tccURT4o~8UAWhBXc2tTIjngifzPT4EFsst6dD7p17YoWfIvxgYRwCG3VcuDVYe7M8noesEbR6rbqfx65rv6G30~Qdi5CBIIsaoYNIBhb6mVzrw6rmPp~nqdjIS-aLkFcTTwKbVp2LmRM6jdE0DAfaLs1cvo_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

Request Chain 83

https://chem.libretexts.org/@api/deki/files/78172/CK12_Screenshot_7-1-1.png?revision=1&size=bestfit&width=470&height=138 HTTP 302
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162 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 4.03%3A_Covalent_Compounds_-_Formulas_and_Names Show response
chem.libretexts.org/Courses/Mount_Aloysius_College/CHEM_100%3A_General_Chemistry_(O'Connor)/04%3A_Covalent_Bonding_and_Simple_Molecular_Compounds/ 136 KB
29 KB 925ms
857ms Document
text/html 2600:9000:2057:a800:11:2451:2fc0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://chem.libretexts.org/Courses/Mount_Aloysius_College/CHEM_100%3A_General_Chemistry_(O'Connor)/04%3A_Covalent_Bonding_and_Simple_Molecular_Compounds/4.03%3A_Covalent_Compounds_-_Formulas_and_Names

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:2057:a800:11:2451:2fc0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

Resource Hash

fc36e45d77bd54f774fb35ae641825993cf7404efebaf023bd16ecd8a3a6cd56

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
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accept-language: de-DE,de;q=0.9

Response headers

cache-control: no-cache, no-store, must-revalidate, max-age=0
content-encoding: br
content-language: en-US
content-length: 28931
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: Tue, 24 Jan 2023 03:35:26 GMT
expires: -1
strict-transport-security: max-age=31536000; includeSubDomains
vary: Accept-Encoding,Cookie
via: 1.1 507b5edb20d0e1a0b73c8687f53defa8.cloudfront.net (CloudFront)
x-amz-cf-id: cr7zhDR6w0_UpSGV0TdtIserGHBB1MM1-U0KPH6MrZXIdJS2wEBk9A==
x-amz-cf-pop: FRA6-C1
x-cache: Miss from cloudfront
x-content-type-options: nosniff
x-deki-site: id=site_4334
x-xss-protection: 1; mode=block

GET
H2 200 anonymous.css
a.mtstatic.com/@cache/layout/ 878 KB
116 KB 38ms
10ms Stylesheet
text/css 143.204.215.69
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://a.mtstatic.com/@cache/layout/anonymous.css?_=6a1528a449a85eed6a4ae77f1550b4d0_Y2hlbS5saWJyZXRleHRzLm9yZw==:site_4334

Requested by

Host: chem.libretexts.org
URL: https://chem.libretexts.org/Courses/Mount_Aloysius_College/CHEM_100%3A_General_Chemistry_(O'Connor)/04%3A_Covalent_Bonding_and_Simple_Molecular_Compounds/4.03%3A_Covalent_Compounds_-_Formulas_and_Names

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Referer: https://chem.libretexts.org/
X-Requested-With: XMLHttpRequest
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/109.0.5414.74 Safari/537.36

Response headers

date: Tue, 24 Jan 2023 03:35:30 GMT
content-security-policy: base-uri 'self';child-src 'self' https://*.libretexts.org;connect-src 'self' https://*.libretexts.org *.google-analytics.com;default-src 'self';font-src 'self' https://*.libretexts.org https://fonts.gstatic.com data:;frame-src 'self' https://*.libretexts.org;img-src 'self' https: data:;object-src none;script-src 'self' https://*.libretexts.org 'sha256-vr8P/3UUYbbQp32B/lr8C9cGDdP0LmPEdMLlces6xMk=' *.googletagmanager.com *.ssa.gov https://ajax.googleapis.com;style-src 'self' https://*.libretexts.org https://fonts.googleapis.com *.ssa.gov 'unsafe-inline'
content-encoding: gzip
server: nginx/1.18.0 (Ubuntu)
etag: W/"44f-sOiyS1tWIZG0D4XGucOOLUEK3ZQ"
vary: Origin
content-type: application/json; charset=utf-8
access-control-allow-origin: https://chem.libretexts.org
access-control-allow-credentials: true

OPTIONS
H2 204 chem-241511
commons.libretexts.org/api/v1/commons/book/ Frame 0
0 583ms
167ms Preflight 137.184.36.8
DIGITALOCEAN-ASN

General

Check archive.org

Show headers Download Go to

Full URL

https://commons.libretexts.org/api/v1/commons/book/chem-241511

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

137.184.36.8 Santa Clara, United States, ASN14061 (DIGITALOCEAN-ASN, US),

Reverse DNS

Software

nginx/1.18.0 (Ubuntu) /

Resource Hash

Security Headers

Name

Value

Content-Security-Policy

Request headers

Accept: */*
Access-Control-Request-Headers: x-requested-with
Access-Control-Request-Method: GET
Origin: https://chem.libretexts.org
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.74 Safari/537.36

Response headers

access-control-allow-credentials: true
access-control-allow-headers: Origin,Content-Type,Authorization,X-Requested-With
access-control-allow-methods: GET,PUT,POST,DELETE,OPTIONS
access-control-allow-origin: https://chem.libretexts.org
access-control-max-age: 7200
content-security-policy: base-uri 'self';child-src 'self' https://*.libretexts.org;connect-src 'self' https://*.libretexts.org *.google-analytics.com;default-src 'self';font-src 'self' https://*.libretexts.org https://fonts.gstatic.com data:;frame-src 'self' https://*.libretexts.org;img-src 'self' https: data:;object-src none;script-src 'self' https://*.libretexts.org 'sha256-vr8P/3UUYbbQp32B/lr8C9cGDdP0LmPEdMLlces6xMk=' *.googletagmanager.com *.ssa.gov https://ajax.googleapis.com;style-src 'self' https://*.libretexts.org https://fonts.googleapis.com *.ssa.gov 'unsafe-inline'
date: Tue, 24 Jan 2023 03:35:30 GMT
server: nginx/1.18.0 (Ubuntu)
vary: Origin

GET
H2 200 install-popup-button.js Show response
donorbox.org/ 6 KB
3 KB 60ms
28ms Script
application/javascript 2606:4700:10::6816:33f9
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://donorbox.org/install-popup-button.js
Requested by: Host: cdn.libretexts.net
URL: https://cdn.libretexts.net/github/LibreTextsMain/ExportButtons/libreExportButtons.min.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:10::6816:33f9 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: a4351d7ef4df00be456553607e00aef2618d2483e937abcb1d395284a1068367

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://chem.libretexts.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.74 Safari/537.36

Response headers

date: Tue, 24 Jan 2023 03:35:30 GMT
via: 1.1 vegur
content-encoding: gzip
cf-cache-status: HIT
last-modified: Mon, 23 Jan 2023 12:16:42 GMT
server: cloudflare
age: 45
vary: Accept-Encoding
content-type: application/javascript
cache-control: public, s-maxage=120, max-age=0
cf-ray: 78e5b830eefc5b62-FRA

GET
H3 200 flUhRq6tzZclQEJ-Vdg-IuiaDsNc.woff2
fonts.gstatic.com/s/materialicons/v139/ 125 KB
125 KB 21ms
20ms Font
font/woff2 2a00:1450:400d:80a::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/materialicons/v139/flUhRq6tzZclQEJ-Vdg-IuiaDsNc.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/icon?family=Material+Icons

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:400d:80a::2003 , Ireland, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

8265f64786397d6b832d1ca0aafdf149ad84e72759fffa9f7272e91a0fb015d1

Security Headers

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

Request headers

Referer: https://fonts.googleapis.com/
Origin: https://chem.libretexts.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/109.0.5414.74 Safari/537.36

Response headers

date: Tue, 17 Jan 2023 15:21:17 GMT
x-content-type-options: nosniff
age: 562453
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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 128352
x-xss-protection: 0
last-modified: Thu, 25 Aug 2022 00:26:06 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
report-to: {"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Wed, 17 Jan 2024 15:21:17 GMT

Verdicts & Comments Add Verdict or Comment

341 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.

8 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
chem.libretexts.org/	1969-12-31 23:59:59	Name: mtwebsession Value: 24c9580e91639f3525be7379217e2e2c
.chem.libretexts.org/	1970-01-20 18:44:51	Name: dekisession Value: "NzYxMTA5ZjAtNzBkMS00ZGI1LWE0NDQtMGM2OTRlZWM2YTMwfDIwMjMtMDEtMjRUMDM6MzU6MjY="
.chem.libretexts.org/	1970-01-20 18:44:51	Name: _ga Value: GA1.3.131891984.1674531327
.chem.libretexts.org/	1970-01-20 09:10:17	Name: _gid Value: GA1.3.1386405357.1674531327
.chem.libretexts.org/	1970-01-20 09:08:51	Name: _gat Value: 1
.chem.libretexts.org/	1970-01-20 09:08:51	Name: _gat_mtTracker Value: 1
.libretexts.org/	1970-01-20 18:44:51	Name: _ga_YXRG76JLZT Value: GS1.1.1674531327.1.0.1674531327.0.0.0
.libretexts.org/	1970-01-20 18:44:51	Name: _ga Value: GA1.1.131891984.1674531327

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
api.libretexts.org
cdn.hypothes.is
cdn.jsdelivr.net
cdn.libretexts.net
cdnjs.cloudflare.com
chem.libretexts.org
cloudflareinsights.com
commons.libretexts.org
donorbox.org
files.mtstatic.com
fonts.googleapis.com
fonts.gstatic.com
hypothes.is
pro.fontawesome.com
region1.google-analytics.com
sentry.io
static.cloudflareinsights.com
stats.g.doubleclick.net
unpkg.com
use.fontawesome.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
137.184.36.8
143.204.215.108
143.204.215.69
164.90.245.231
2001:4860:4802:34::178
2001:4860:4802:34::36
2600:9000:2057:a800:11:2451:2fc0:93a1
2606:4700:10::6816:33f9
2606:4700:10::6816:369f
2606:4700:10::6816:379f
2606:4700:3035::ac43:a11d
2606:4700::6810:3965
2606:4700::6810:7caf
2606:4700::6811:190e
2606:4700::6812:1634
2606:4700:e2::ac40:840f
2a00:1450:4001:828::2004
2a00:1450:4001:831::2008
2a00:1450:400d:802::2003
2a00:1450:400d:804::200a
2a00:1450:400d:80a::2003
2a00:1450:4025:401::9a
2a04:4e42:400::485
35.188.42.15
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chem.libretexts.org Open in urlscan Pro 2600:9000:2057:a800:11:2451:2fc0:93a1 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Detected technologies

Page Statistics

162 Requests

97 %HTTPS

79 %IPv6

18 Domains

25 Subdomains

24 IPs

4 Countries

4072 kBTransfer

11137 kBSize

8 Cookies

18 Outgoing links

Redirected requests

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

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chem.libretexts.org Open in urlscan Pro
2600:9000:2057:a800:11:2451:2fc0:93a1 Public Scan

Screenshot
Live screenshot

Full Image

162
Requests

97 %
HTTPS

79 %
IPv6

18
Domains

25
Subdomains

24
IPs

4
Countries

4072 kB
Transfer

11137 kB
Size

8
Cookies

162 HTTP transactions
0 data transactions