chem.libretexts.org Open in urlscan Pro
2600:9000:206f:4c00:11:2451:2fc0:93a1 Public Scan

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URL:
https://chem.libretexts.org/
Submission: On February 03 via manual (February 3rd 2021, 3:30:23 pm UTC) from US

Summary HTTP 134 Redirects Links 31 Behaviour Indicators

Summary

This website contacted 22 IPs in 4 countries across 15 domains to perform 134 HTTP transactions. The main IP is 2600:9000:206f:4c00:11:2451:2fc0:93a1, located in United States and belongs to AMAZON-02, US. The main domain is chem.libretexts.org.
TLS certificate: Issued by Amazon on September 10th 2020. 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
5 20	2600:9000:206... 2600:9000:206f:4c00:11:2451:2fc0:93a1	16509 (AMAZON-02) (AMAZON-02)
13	65.9.7.25 65.9.7.25	16509 (AMAZON-02) (AMAZON-02)
6	65.9.7.120 65.9.7.120	16509 (AMAZON-02) (AMAZON-02)
1 1	2600:9000:206... 2600:9000:206f:d000:11:2451:2fc0:93a1	16509 (AMAZON-02) (AMAZON-02)
5	167.99.169.234 167.99.169.234	14061 (DIGITALOC...) (DIGITALOCEAN-ASN)
1	138.68.4.103 138.68.4.103	14061 (DIGITALOC...) (DIGITALOCEAN-ASN)
4 6	2606:4700::68... 2606:4700::6810:7eaf	13335 (CLOUDFLAR...) (CLOUDFLARENET)
15	2606:4700::68... 2606:4700::6810:125e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a04:4e42:1b:... 2a04:4e42:1b::621	54113 (FASTLY) (FASTLY)
25	2606:4700:e4:... 2606:4700:e4::ac40:a712	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 6	2606:4700:10:... 2606:4700:10::6816:379f	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	2a00:1450:400... 2a00:1450:4001:812::200a	15169 (GOOGLE) (GOOGLE)
3	2606:4700::68... 2606:4700::6810:5e41	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	167.71.124.249 167.71.124.249	14061 (DIGITALOC...) (DIGITALOCEAN-ASN)
3	2a00:1450:400... 2a00:1450:400c:c00::9b	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:821::200e	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:808::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:808::2003	15169 (GOOGLE) (GOOGLE)
19	185.199.109.153 185.199.109.153	54113 (FASTLY) (FASTLY)
4	23.111.9.35 23.111.9.35	33438 (HIGHWINDS2) (HIGHWINDS2)
6	2a00:1450:400... 2a00:1450:4001:829::2003	15169 (GOOGLE) (GOOGLE)
1	2600:9000:206... 2600:9000:206f:1a00:11:2451:2fc0:93a1	16509 (AMAZON-02) (AMAZON-02)
134	22

20 2600:9000:206f:4c00:11:2451:2fc0:93a1 (United States) 5 redirects

ASN16509 (AMAZON-02, US)

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

13 65.9.7.25 (Seattle, United States)

ASN16509 (AMAZON-02, US)

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

6 65.9.7.120 (Seattle, United States)

ASN16509 (AMAZON-02, US)

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

1 2600:9000:206f:d000:11:2451:2fc0:93a1 (United States) 1 redirects

ASN16509 (AMAZON-02, US)

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

5 167.99.169.234 (Santa Clara, United States)

ASN14061 (DIGITALOCEAN-ASN, US)

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

1 138.68.4.103 (Santa Clara, United States)

ASN14061 (DIGITALOCEAN-ASN, US)

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

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

ASN13335 (CLOUDFLARENET, US)

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

15 2606:4700::6810:125e (United States)

ASN13335 (CLOUDFLARENET, US)

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

1 2a04:4e42:1b::621 (Ascension Island)

ASN54113 (FASTLY, US)

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

25 2606:4700:e4::ac40:a712 (United States)

ASN13335 (CLOUDFLARENET, US)

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

6 2606:4700:10::6816:379f (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

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

4 2a00:1450:4001:812::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

3 2606:4700::6810:5e41 (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

1 167.71.124.249 (San Francisco, United States)

ASN14061 (DIGITALOCEAN-ASN, US)

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

3 2a00:1450:400c:c00::9b (Brussels, Belgium)

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:821::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4001:808::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4001:808::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

19 185.199.109.153 (United States)

ASN54113 (FASTLY, US)

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

4 23.111.9.35 (Phoenix, United States)

ASN33438 (HIGHWINDS2, US)

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

6 2a00:1450:4001:829::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2600:9000:206f:1a00:11:2451:2fc0:93a1 (United States)

ASN16509 (AMAZON-02, US)

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

	Apex Domain Subdomains	Transfer
48	libretexts.org 6 redirects chem.libretexts.org stats.libretexts.org k12.libretexts.org awesomefiles.libretexts.org adapt.libretexts.org test.libretexts.org libretexts.org	218 KB
25	libretexts.net cdn.libretexts.net	369 KB
19	mtstatic.com a.mtstatic.com files.mtstatic.com	1 MB
15	cloudflare.com cdnjs.cloudflare.com	192 KB
6	gstatic.com fonts.gstatic.com	76 KB
6	hypothes.is 1 redirects hypothes.is cdn.hypothes.is	46 KB
6	unpkg.com 4 redirects unpkg.com	15 KB
4	fontawesome.com use.fontawesome.com	88 KB
4	googleapis.com fonts.googleapis.com	31 KB
3	doubleclick.net stats.g.doubleclick.net	18 KB
3	cloudflareinsights.com static.cloudflareinsights.com cloudflareinsights.com	4 KB
2	google-analytics.com www.google-analytics.com	19 KB
1	google.de www.google.de	505 B
1	google.com www.google.com	505 B
1	jsdelivr.net cdn.jsdelivr.net	1013 B
134	15

	Domain	Requested by
25	cdn.libretexts.net	chem.libretexts.org awesomefiles.libretexts.org
20	chem.libretexts.org	4 redirects chem.libretexts.org a.mtstatic.com
19	libretexts.org	chem.libretexts.org
15	cdnjs.cloudflare.com	chem.libretexts.org cdn.libretexts.net cdnjs.cloudflare.com
13	a.mtstatic.com	chem.libretexts.org a.mtstatic.com
6	fonts.gstatic.com	fonts.googleapis.com
6	unpkg.com	4 redirects chem.libretexts.org
6	files.mtstatic.com	chem.libretexts.org
5	awesomefiles.libretexts.org	chem.libretexts.org
4	use.fontawesome.com	cdn.libretexts.net use.fontawesome.com
4	fonts.googleapis.com	chem.libretexts.org a.mtstatic.com
4	cdn.hypothes.is	chem.libretexts.org hypothes.is
3	stats.g.doubleclick.net	chem.libretexts.org www.google-analytics.com
2	cloudflareinsights.com	a.mtstatic.com
2	www.google-analytics.com	chem.libretexts.org www.google-analytics.com
2	hypothes.is	1 redirects cdn.hypothes.is
1	www.google.de	chem.libretexts.org
1	www.google.com	chem.libretexts.org
1	test.libretexts.org	chem.libretexts.org
1	static.cloudflareinsights.com	chem.libretexts.org
1	cdn.jsdelivr.net	chem.libretexts.org
1	adapt.libretexts.org	chem.libretexts.org
1	k12.libretexts.org	1 redirects
1	stats.libretexts.org	1 redirects
134	24

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

Domain
tinyurl.com
libretexts.org
mindtouch.com
www.mindtouch.com
creativecommons.org
status.libretexts.org
als.csuprojects.org
www.ed.gov
www.ucdavis.edu
www.merlot.org
www.nsf.gov
www.library.ucdavis.edu
www.beelinereader.com
twitter.com
www.facebook.com
bio.libretexts.org
biz.libretexts.org
eng.libretexts.org
espanol.libretexts.org
geo.libretexts.org
human.libretexts.org
math.libretexts.org
med.libretexts.org
phys.libretexts.org
socialsci.libretexts.org
stats.libretexts.org
workforce.libretexts.org
groups.io
www.youtube.com
blog.libretexts.org

Subject Issuer	Validity	Valid
*.libretexts.org Amazon	`2020-09-10` - `2021-10-10`	a year	crt.sh
*.mtstatic.com Amazon	`2020-10-30` - `2021-11-29`	a year	crt.sh
libretexts.net R3	`2021-01-19` - `2021-04-19`	3 months	crt.sh
adapt.libretexts.org R3	`2021-01-30` - `2021-04-30`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2020-08-02` - `2021-08-02`	a year	crt.sh
f3.shared.global.fastly.net GlobalSign CloudSSL CA - SHA256 - G3	`2020-10-26` - `2021-04-17`	6 months	crt.sh
hypothes.is Cloudflare Inc ECC CA-3	`2020-07-02` - `2021-07-02`	a year	crt.sh
upload.video.google.com GTS CA 1O1	`2021-01-05` - `2021-03-30`	3 months	crt.sh
test.libretexts.org R3	`2021-01-07` - `2021-04-07`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1O1	`2021-01-05` - `2021-03-30`	3 months	crt.sh
*.google-analytics.com GTS CA 1O1	`2021-01-05` - `2021-03-30`	3 months	crt.sh
www.google.com GTS CA 1O1	`2021-01-19` - `2021-04-13`	3 months	crt.sh
www.google.de GTS CA 1O1	`2021-01-05` - `2021-03-30`	3 months	crt.sh
libretexts.org R3	`2021-01-26` - `2021-04-26`	3 months	crt.sh
*.fontawesome.com DigiCert TLS RSA SHA256 2020 CA1	`2020-11-13` - `2021-12-14`	a year	crt.sh
*.gstatic.com GTS CA 1O1	`2021-01-19` - `2021-04-13`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://chem.libretexts.org/
Frame ID: 5B3F7852228469BF0A1D4F1A35432D04
Requests: 131 HTTP requests in this frame

Frame: https://hypothes.is/app.html
Frame ID: 6E9A1405E56685A53454D2278731617F
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Amazon Web Services (PaaS) Expand

Overall confidence: 100%
Detected patterns

headers via /$CloudFront$$/i

Amazon Cloudfront (CDN) Expand

Overall confidence: 100%
Detected patterns

headers via /$CloudFront$$/i

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

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

Page Statistics

134
Requests

99 %
HTTPS

68 %
IPv6

15
Domains

24
Subdomains

22
IPs

4
Countries

2353 kB
Transfer

6277 kB
Size

10
Cookies

31 Outgoing links

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

URL: https://tinyurl.com/AdoptionLibre
Title: Adopted a LibreTexts for your class? Click here to let us know!

Search URL Search Domain Scan URL

URL: https://libretexts.org/
Title: LibreTexts project

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: http://www.mindtouch.com/
Title: Powered by MindTouch®

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

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/
Title:

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: http://www.beelinereader.com/education/?utm_source=libretexts
Title: learn more.

Search URL Search Domain Scan URL

URL: https://twitter.com/LibreTexts?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Eauthor
Title: Twitter

Search URL Search Domain Scan URL

URL: https://www.facebook.com/LibreTexts/
Title: Facebook

Search URL Search Domain Scan URL

URL: https://bio.libretexts.org/
Title: Biology

Search URL Search Domain Scan URL

URL: https://biz.libretexts.org/
Title: Business

Search URL Search Domain Scan URL

URL: https://eng.libretexts.org/
Title: Engineering

Search URL Search Domain Scan URL

URL: https://espanol.libretexts.org/
Title: Español

Search URL Search Domain Scan URL

URL: https://geo.libretexts.org/
Title: Geosciences

Search URL Search Domain Scan URL

URL: https://human.libretexts.org/
Title: Humanities

Search URL Search Domain Scan URL

URL: https://math.libretexts.org/
Title: Mathematics

Search URL Search Domain Scan URL

URL: https://med.libretexts.org/
Title: Medicine

Search URL Search Domain Scan URL

URL: https://phys.libretexts.org/
Title: Physics

Search URL Search Domain Scan URL

URL: https://socialsci.libretexts.org/
Title: Social Sciences

Search URL Search Domain Scan URL

URL: https://stats.libretexts.org/
Title: Statistics

Search URL Search Domain Scan URL

URL: https://workforce.libretexts.org/
Title: Workforce

Search URL Search Domain Scan URL

URL: https://groups.io/g/LibreNet-Commons/topics
Title: LibreNet Commons

Search URL Search Domain Scan URL

URL: https://www.youtube.com/channel/UCP7H_PcHpiINWs8qpg0JaNg
Title: YouTube Channel

Search URL Search Domain Scan URL

URL: https://blog.libretexts.org/
Title: Blog

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 6

https://chem.libretexts.org/@api/deki/files/85425/logo.png?revision=2&size=bestfit&width=289&height=124 HTTP 302
https://files.mtstatic.com/site_4334/85425/0?Expires=1612368260&Signature=TcZgGlR6yrztn7ajf7WKFSwFOSpH6I9SZ9NRG7BcwDTbbUZIViDdtU7ZUb-WafUEaD0qqE6j~SuVTbrxa2~7YF1Bzs-mtYksh4H9E3AIZDAS4vzrt83gWOvLGCA~3TNVeLcad4fpXdElz~CCUWyE95QJwco5B035H6yT1zeaRlI_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

Request Chain 7

https://stats.libretexts.org/@api/deki/files/1873/Capture.PNG HTTP 302
https://files.mtstatic.com/site_4462/1873/2?Expires=1612368241&Signature=tHxXsHe4u2wltg2w~eXQX4bPHQIkd2u-KrEMO6P3LH5~pFbENYo60He5fig6gl5HYYw~O5c8NxoQ2XfZvTgkmB56acLtuDF1zwL4l1TIZ6fFVfWpIgXr57g~1I-xj9BG-VDiSakzOGkN~yKMoTuh3TZixD5z7McsSkVlo0avoxg_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

Request Chain 8

https://k12.libretexts.org/@api/deki/files/14607/imageedit_4_8026099636.png HTTP 302
https://files.mtstatic.com/site_13419/14607/0?Expires=1612368950&Signature=TI79A1zMJb3-k8fzu-O2QdxnzFXRZLGwXevM8lAk1COgX~ZKHfrNLFrp-bqEsC-0BKSAqMlP5knts8rALh2lhEcbGl496dsvc6aGLDxWQBJYC40JhxWzFgH998wiGqlouPmp0PmQ51KNXPQ9RZZjDG6gGmj5bVmeydNkmUxtYUU_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

Request Chain 14

https://unpkg.com/@popperjs/core@2 HTTP 302
https://unpkg.com/@popperjs/core@2.6.0 HTTP 302
https://unpkg.com/@popperjs/core@2.6.0/dist/umd/popper.min.js

Request Chain 15

https://unpkg.com/tippy.js@6 HTTP 302
https://unpkg.com/tippy.js@6.2.7 HTTP 302
https://unpkg.com/tippy.js@6.2.7/dist/tippy-bundle.umd.min.js

Request Chain 38

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

Request Chain 46

https://chem.libretexts.org/@api/deki/files/48600/mindtouch.page%2523thumbnail?revision=6 HTTP 302
https://files.mtstatic.com/site_4334/48600/5?Expires=1612368531&Signature=J8gi7KGWiZqfVpAijSmf7nvh-1u6~KincG0j6dypM-ILpD6dml~yHiMEjGrKeOy~iOSdkzi1HCkHVWkSbxxhwctfwVCN8QjUiN1m7zKp3P1M4Gx2X9tBVQIyQEs2Y-HTDMyF2qF5BiZsF-E5idNbyN4LX68C9as5jf6HfJu-cm4_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

Request Chain 47

https://chem.libretexts.org/@api/deki/files/48598/mindtouch.page%2523thumbnail?revision=4 HTTP 302
https://files.mtstatic.com/site_4334/48598/3?Expires=1612368531&Signature=e-glhAP9lNNHX0c0RKvCASKznbzXMUaKGYyiwBdWSmSWgrmuw1VCbABBtBFs-saHTu4rA-gnUro0B2pe~D7pwu-0hqjpTpsrZ~DspvzxAiVYb2D8ZKugAc6qBITLlm1oNUPJUG9IkUM-x7JWH4fVZMU-5K85cJRKplZOsix~KEE_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

Request Chain 48

https://chem.libretexts.org/@api/deki/files/145917/mindtouch.page%2523thumbnail?revision=1 HTTP 302
https://files.mtstatic.com/site_4334/145917/0?Expires=1612369711&Signature=X9jD9CvR3Dd85GuWxJAJ3rEys0hLhin~xzhorLCNOFHetouScEWEK7jPrB4qiWHuh~ZqXoYDVy8aU3l3Gz9-zSq~o2MJVV3d757Yh8NN7v6-~Nn7vcwBZ2GyI0FOBS~O5OBkKYTitVQ57EYTZ2051CBu8PLLax-iWdigJhhY7iQ_&Key-Pair-Id=APKAJ5Y6AV4GI7A555NA

134 HTTP transactions
0 data transactions

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

GET
H2 200 Primary Request / Show response
chem.libretexts.org/ 80 KB
19 KB 230ms
195ms Document
text/html 2600:9000:206f:4c00:11:2451:2fc0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://chem.libretexts.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:206f:4c00:11:2451:2fc0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

Resource Hash

3864d465e3a38aee0415df89a7ed1e2e794f9b7b8d705deaeb1cc3db8cd52028

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

:method: GET
:authority: chem.libretexts.org
:scheme: https
:path: /
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: none
sec-fetch-mode: navigate
sec-fetch-user: ?1
sec-fetch-dest: document
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

content-type: text/html; charset=utf-8
content-length: 18278
date: Wed, 03 Feb 2021 15:30:05 GMT
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https://awesomefiles.libretexts.org/Miscellaneous/reuse.js

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144ms
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Image
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AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

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114ms
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Show headers Download Go to Show image

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39ms
39ms

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65.9.7.120
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General

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Show headers Download Go to Show image

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13ms Script
text/javascript 2606:4700::6810:5e41
CLOUDFLARENET

General

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Show headers Download Go to

Full URL: https://static.cloudflareinsights.com/beacon.min.js
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Response headers

date: Wed, 03 Feb 2021 15:30:05 GMT
content-encoding: gzip
server: cloudflare
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19ms Script
application/javascript 2606:4700:e4::ac40:a712
CLOUDFLARENET

General

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Full URL

https://cdn.libretexts.net/github/LibreTextsMain/Miscellaneous/h5p-resizer.js

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5 KB 26ms
13ms Script
application/javascript 2606:4700::6810:125e
CLOUDFLARENET

General

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Full URL

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

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date: Wed, 03 Feb 2021 15:30:05 GMT
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5 KB 27ms
14ms Script
application/javascript 2606:4700::6810:125e
CLOUDFLARENET

General

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Full URL

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

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server: cloudflare
cf-cdnjs-via: cfworker/kv
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https://chem.libretexts.org/@api/deki/events/page-view/34/consumption?dream.out.format=json&origin=mt-web

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Server

2600:9000:206f:1a00:11:2451:2fc0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

Resource Hash

Security Headers

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

Request headers

x-deki-token: xhr_2_1612366205_cb529c664dd1b29f61ab8b7ca093bfe5fc0ca2ad4d5a28ca00bde4d5c5811b83
x-deki-page-view-id: 630fd3f6-913b-4677-af0a-1ca92af4f4aa
x-deki-client: mindtouch-martian
Referer: https://chem.libretexts.org/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
content-type: application/json; charset=utf-8

Response headers

x-dream-feature: POST:events/page-view/*/*
date: Wed, 03 Feb 2021 15:30:16 GMT
via: 1.1 6165dcc1fdf84ac65e8204c05709f1cb.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA56-C1
strict-transport-security: max-age=31536000
x-cache: Miss from cloudfront
x-deki-site: id="site_4334"
x-deki-request-id: b781b52a-6634-11eb-aaf5-846696d4e54a
x-deki-session: ZjYxZGExMjAtMWY5NC00NjcxLThlNTUtMjA2OTE3YmY2YjJhfDIwMjEtMDItMDNUMTU6MzA6MTY=
x-data-stats: request-time-ms=10; cache-hit=3; cache-ratio=1.00; pagenode-hit=1; pagenode-ratio=1.00; permission-hit=1; permission-ratio=1.00; user-hit=1; user-ratio=1.00;
content-length: 0
x-amz-cf-id: NsTGDGk_qoG3T9piZlWDkru0xnhCK_pscrWFa0iIZjW8pE5ynUqeNg==

OPTIONS rum
cloudflareinsights.com/cdn-cgi/ Frame 0
0

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain: cloudflareinsights.com
URL: https://cloudflareinsights.com/cdn-cgi/rum

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.

10 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/	1970-01-19 15:52:46	Name: _gat_mtTracker Value: 1
.chem.libretexts.org/	1970-01-19 15:52:48	Name: __utmb Value: 139087073.1.10.1612366206
.chem.libretexts.org/	1970-01-20 09:23:58	Name: _ga Value: GA1.3.677235731.1612366206
chem.libretexts.org/	1969-12-31 23:59:59	Name: mtwebsession Value: a0054dc8feb13395fbe4215f08bba57d
.chem.libretexts.org/	1969-12-31 23:59:59	Name: __utmc Value: 139087073
.chem.libretexts.org/	1970-01-19 20:15:34	Name: __utmz Value: 139087073.1612366206.1.1.utmcsr=(direct)\|utmccn=(direct)\|utmcmd=(none)
.chem.libretexts.org/	1970-01-20 09:23:58	Name: __utma Value: 139087073.677235731.1612366206.1612366206.1612366206.1
.chem.libretexts.org/	1970-01-19 15:54:12	Name: _gid Value: GA1.3.1530063924.1612366206
.chem.libretexts.org/	1970-01-19 15:52:46	Name: __utmt Value: 1
.chem.libretexts.org/	1970-01-23 07:31:39	Name: dekisession Value: "ZjdmNGM1NTgtZjhiYS00Yzg2LWJjZDUtNjQxNzhlZDJkMmNhfDIwMjEtMDItMDNUMTU6MzA6MDU="

1 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
console-api	log	URL: https://cdn.libretexts.net/github/ckeditor-binder-plugin/js/registerPlugin.min.js(Line 1) Message: CKEditor Binder Plugin Release: 1.6.2 - Date: 2021-01-14

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
adapt.libretexts.org
awesomefiles.libretexts.org
cdn.hypothes.is
cdn.jsdelivr.net
cdn.libretexts.net
cdnjs.cloudflare.com
chem.libretexts.org
cloudflareinsights.com
files.mtstatic.com
fonts.googleapis.com
fonts.gstatic.com
hypothes.is
k12.libretexts.org
libretexts.org
static.cloudflareinsights.com
stats.g.doubleclick.net
stats.libretexts.org
test.libretexts.org
unpkg.com
use.fontawesome.com
www.google-analytics.com
www.google.com
www.google.de
cloudflareinsights.com
138.68.4.103
167.71.124.249
167.99.169.234
185.199.109.153
23.111.9.35
2600:9000:206f:1a00:11:2451:2fc0:93a1
2600:9000:206f:4c00:11:2451:2fc0:93a1
2600:9000:206f:d000:11:2451:2fc0:93a1
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2a00:1450:4001:808::2003
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chem.libretexts.org Open in urlscan Pro 2600:9000:206f:4c00:11:2451:2fc0:93a1 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Detected technologies

Page Statistics

134 Requests

99 %HTTPS

68 %IPv6

15 Domains

24 Subdomains

22 IPs

4 Countries

2353 kBTransfer

6277 kBSize

10 Cookies

31 Outgoing links

Redirected requests

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

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chem.libretexts.org Open in urlscan Pro
2600:9000:206f:4c00:11:2451:2fc0:93a1 Public Scan

Screenshot
Live screenshot

Full Image

134
Requests

99 %
HTTPS

68 %
IPv6

15
Domains

24
Subdomains

22
IPs

4
Countries

2353 kB
Transfer

6277 kB
Size

10
Cookies

134 HTTP transactions
0 data transactions