opencsf.org Open in urlscan Pro
134.126.20.33 Public Scan

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URL:
https://opencsf.org/Books/csf/html/SynchOverview.html
Submission: On March 23 via api (March 23rd 2024, 6:41:23 pm UTC) from US — Scanned from DE

Summary HTTP 31 Redirects Behaviour Indicators

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 31 HTTP transactions. The main IP is 134.126.20.33, located in Harrisonburg, United States and belongs to JMUNET, US. The main domain is opencsf.org.
TLS certificate: Issued by R3 on February 21st 2024. Valid for: 3 months.

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

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
29	134.126.20.33 134.126.20.33	10357 (JMUNET) (JMUNET)
2	2606:4700::68... 2606:4700::6811:180e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
31	2

29 134.126.20.33 (Harrisonburg, United States)

ASN10357 (JMUNET, US)
PTR: cs.jmu.edu

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

2 2606:4700::6811:180e (United States)

ASN13335 (CLOUDFLARENET, US)

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

	Apex Domain Subdomains	Transfer
29	opencsf.org opencsf.org	536 KB
2	cloudflare.com cdnjs.cloudflare.com — Cisco Umbrella Rank: 387	76 KB
31	2

	Domain	Requested by
29	opencsf.org	opencsf.org
2	cdnjs.cloudflare.com	opencsf.org cdnjs.cloudflare.com
31	2

This site contains no links.

Subject Issuer	Validity	Valid
w3.cs.jmu.edu R3	`2024-02-21` - `2024-05-21`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-07-03` - `2024-07-02`	a year	crt.sh

This page contains 1 frames:

Primary Page: https://opencsf.org/Books/csf/html/SynchOverview.html
Frame ID: 204ABA77A7BD908E9284D5A033A99E15
Requests: 31 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

7.1. Synchronization Primitives — Computer Systems Fundamentals

Detected technologies

MathJax (JavaScript Graphics) Expand

Overall confidence: 100%
Detected patterns

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

Raphael (JavaScript Graphics) Expand

Overall confidence: 100%
Detected patterns

raphael(?:-([\d.]+))?(?:\.min)?\.js

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

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

Pygments (Miscellaneous) Expand

Overall confidence: 100%
Detected patterns

<link[^>]+pygments\.css["']

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

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

Page Statistics

31
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

612 kB
Transfer

2035 kB
Size

0
Cookies

0 Outgoing links

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

Redirected requests

There were HTTP redirect chains for the following requests:

31 HTTP transactions
0 data transactions

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

GET
H/1.1 200
OK Primary Request SynchOverview.html Show response
opencsf.org/Books/csf/html/ 24 KB
7 KB 432ms
124ms Document
text/html 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

c47a4a6dff65ad72387b10b4820bb2cd09ad3060d01091d7a201be56621389ed

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Accept-Ranges: bytes
Connection: Keep-Alive
Content-Encoding: gzip
Content-Length: 6998
Content-Type: text/html
Date: Sat, 23 Mar 2024 18:41:18 GMT
ETag: "61a9-5c3b9661b8940-gzip"
Keep-Alive: timeout=5, max=100
Last-Modified: Tue, 01 Jun 2021 19:32:13 GMT
Server: Apache
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin

GET
H/1.1 200
OK bootstrap.min.css
opencsf.org/Books/csf/html/_static/css/ 152 KB
23 KB 129ms
128ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/bootstrap.min.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

60b19e5da6a9234ff9220668a5ec1125c157a268513256188ee80f2d2c8d8d36

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

Referer: https://opencsf.org/Books/csf/html/SynchOverview.html
Origin: https://opencsf.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/122.0.6261.128 Safari/537.36

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 16 Sep 2019 23:42:52 GMT
Server: Apache
ETag: "2606e-592b429867700-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 23238

GET
H/1.1 200
OK pygments.css
opencsf.org/Books/csf/html/_static/css/ 3 KB
1 KB 372ms
124ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/pygments.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

6c9ea6e55522ec51300bb8e597ebee05004bae4bb12a8cd4d3b47cebf468de8a

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Tue, 01 Jun 2021 16:52:02 GMT
Server: Apache
ETag: "cfa-5c3b7293f5080-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 708

GET
H/1.1 200
OK normalize.css
opencsf.org/Books/csf/html/_static/css/ 8 KB
3 KB 373ms
124ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/normalize.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

6891bbc552e8b43ef545ee0d4a7964cd6c762c471340d3c061f965c06eac59a7

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 16 Sep 2019 23:42:52 GMT
Server: Apache
ETag: "1e42-592b429867700-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 2575

GET
H/1.1 200
OK JSAV.css
opencsf.org/JSAV/css/ 16 KB
4 KB 374ms
123ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/JSAV/css/JSAV.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

e4b90ed6376aa69c84b249247ce978ac9c5a3f4098bb44c3b00b7a8b31a32be6

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Wed, 05 Jul 2017 18:23:39 GMT
Server: Apache
ETag: "400e-553961958c0c0-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 3628

GET
H/1.1 200
OK odsaMOD-min.css
opencsf.org/lib/ 3 KB
2 KB 377ms
124ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/lib/odsaMOD-min.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

f8a1f9239627d7c59e3edd830040bff31bacc8d13f14c25adfb357b38f3427db

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Wed, 05 Jul 2017 18:23:40 GMT
Server: Apache
ETag: "d70-5539619680300-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 1321

GET
H/1.1 200
OK jquery-1.11.4-smoothness-ui.css
opencsf.org/Books/csf/html/_static/css/ 34 KB
8 KB 381ms
126ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/jquery-1.11.4-smoothness-ui.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

7f8e420a4ac3ea7f6fd081ce07234101414d27df260a6d547663f8e0c0efbaf4

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 16 Sep 2019 23:42:52 GMT
Server: Apache
ETag: "898c-592b429867700-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 8125

GET
H/1.1 200
OK odsaStyle-min.css
opencsf.org/lib/ 5 KB
2 KB 380ms
123ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/lib/odsaStyle-min.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

89f541b2651e8941d5793561a014071be84ba23f40d1ba6a1f66d278d1806137

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Wed, 05 Jul 2017 18:23:40 GMT
Server: Apache
ETag: "12d6-5539619680300-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 1327

GET
H/1.1 200
OK csf.css
opencsf.org/Books/csf/html/_static/css/ 221 B
558 B 496ms
123ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/csf.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

9f5746d24028aa9c3418c8bedcaa2ce1c180c25dddc32c70c18a6951b18537b6

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Tue, 01 Jun 2021 16:52:02 GMT
Server: Apache
ETag: "dd-5c3b7293f5080-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 178

GET
H/1.1 200
OK CSF-Logo-Square-Text.png
opencsf.org/Books/csf/html/_static/ 9 KB
9 KB 124ms
123ms Image
image/png 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://opencsf.org/Books/csf/html/_static/CSF-Logo-Square-Text.png

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

662d9a0bea98d91a9a5d450992bfff48dd95d86c61568417ab633e2acd9df154

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
X-Content-Type-Options: nosniff
Last-Modified: Tue, 01 Jun 2021 19:37:17 GMT
Server: Apache
ETag: "2354-5c3b978460400"
X-Frame-Options: sameorigin
Content-Type: image/png
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 9044

GET
H/1.1 200
OK jquery-2.1.4.min.js Show response
opencsf.org/Books/csf/html/_static/js/ 82 KB
29 KB 127ms
127ms Script
text/javascript 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/js/jquery-2.1.4.min.js

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

f16ab224bb962910558715c82f58c10c3ed20f153ddfaa199029f141b5b0255c

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

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

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 16 Sep 2019 23:42:52 GMT
Server: Apache
ETag: "14979-592b429867700-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/javascript
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 29532

GET
H2 200 MathJax.js Show response
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/ 62 KB
17 KB 132ms
51ms Script
application/javascript 2606:4700::6811:180e
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/SynchOverview.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

Software

cloudflare /

Resource Hash

48344fd55558bbeb600062a175d052979f9ece87c7299788f8ecf16a46c87bf6

Security Headers

Name	Value
Strict-Transport-Security	max-age=15780000
X-Content-Type-Options	nosniff

Request headers

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

Response headers

date: Sat, 23 Mar 2024 18:41:18 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security: max-age=15780000
age: 59409
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
content-length: 16870
last-modified: Tue, 01 Aug 2023 18:09:52 GMT
server: cloudflare
cf-cdnjs-via: cfworker/kv
etag: "64c94a70-41e6"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=kupbW1hychwGrY7EkQ5PR4Sx21Bn05pZF%2FIaF2L%2FD6HUqScoqbTUfEf4DEMuzjoBqRB%2Fay1yEx13WBWTonoYOxWMpqJw02ZqkcUOv9n7MEFRbovFGkVuUtF8B0hB%2FUzutVCUKsmRY2nmPNwbYIWe%2BMpg"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
cache-control: public, max-age=30672000
accept-ranges: bytes
timing-allow-origin: *
cf-ray: 86908e0c4d8a9274-FRA
expires: Thu, 13 Mar 2025 18:41:18 GMT

GET
H/1.1 200
OK jquery-1.11.4-ui.min.js Show response
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63 KB 133ms
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H/1.1 200
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OK config.js Show response
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opencsf.org/lib/ 46 KB
13 KB 141ms
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Protocol

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H/1.1 200
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Protocol

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H/1.1 200
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Protocol

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Protocol

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Origin: https://opencsf.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/122.0.6261.128 Safari/537.36

Response headers

Date: Sat, 23 Mar 2024 18:41:19 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 16 Sep 2019 23:42:52 GMT
Server: Apache
ETag: "e2d8-592b429867700-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/javascript
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 15437

GET
H/1.1 200
OK basic.css
opencsf.org/Books/csf/html/_static/css/ 8 KB
2 KB 124ms
123ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/basic.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/_static/css/csf.css

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

46a6ba6a9e63b9517efff37148811ad7d8242c095d518d8e97c21fbf000d3c0e

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://opencsf.org/Books/csf/html/_static/css/csf.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 04 Jan 2021 16:25:01 GMT
Server: Apache
ETag: "20ef-5b815881d5140-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 2142

GET
H/1.1 200
OK jmu.css
opencsf.org/Books/csf/html/_static/css/ 5 KB
2 KB 125ms
124ms Stylesheet
text/css 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/css/jmu.css

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/_static/css/csf.css

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

1006318fe0a2014d47cbff68cd09d0b18581638a156020bfda870edce2594d01

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://opencsf.org/Books/csf/html/_static/css/csf.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

Date: Sat, 23 Mar 2024 18:41:18 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Tue, 01 Jun 2021 19:51:44 GMT
Server: Apache
ETag: "14a8-5c3b9abe929af-gzip"
Vary: Accept-Encoding
X-Frame-Options: sameorigin
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 1476

GET
H2 200 TeX-AMS-MML_HTMLorMML.js Show response
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/config/ 238 KB
59 KB 62ms
61ms Script
application/javascript 2606:4700::6811:180e
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/config/TeX-AMS-MML_HTMLorMML.js?V=2.7.1

Requested by

Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

Software

cloudflare /

Resource Hash

8df260b35bb9f49c0d937fcbf0ec13fb661b0d281528aec977aee6a8c3f83688

Security Headers

Name	Value
Strict-Transport-Security	max-age=15780000
X-Content-Type-Options	nosniff

Request headers

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

Response headers

date: Sat, 23 Mar 2024 18:41:18 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security: max-age=15780000
age: 58994
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
content-length: 60091
last-modified: Tue, 01 Aug 2023 18:09:52 GMT
server: cloudflare
cf-cdnjs-via: cfworker/kv
etag: "64c94a70-eabb"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=9bnS%2F%2Fxn9UQ3nu532aH3rH92QLDGK0EMIAkti7u22U7C1dlf6LalOZxt3FmkC8K6vXcmdhcwzvJONNFyIFfraYEPGgJDB9atCbMN3lAvJ1AWrEDkhggaZV5QkUUA5TdxKEbq2Hb2ZtYqrEngWf4n0A8G"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
cache-control: public, max-age=30672000
accept-ranges: bytes
timing-allow-origin: *
cf-ray: 86908e0cadf89274-FRA
expires: Thu, 13 Mar 2025 18:41:18 GMT

GET
H/1.1 200
OK language_msg.json Show response
opencsf.org/Books/csf/html/_static/ 12 KB
13 KB 123ms
123ms XHR
application/json 134.126.20.33
JMUNET

General

Check archive.org

Show headers Download Go to

Full URL

https://opencsf.org/Books/csf/html/_static/language_msg.json

Requested by

Host: opencsf.org
URL: https://opencsf.org/Books/csf/html/_static/js/jquery-2.1.4.min.js

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

134.126.20.33 Harrisonburg, United States, ASN10357 (JMUNET, US),

Reverse DNS

cs.jmu.edu

Software

Apache /

Resource Hash

c260559d075e14b9be6fcd37bbfaa620838d3bba1974bcb463bd2ec07177b1e3

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

Request headers

Accept: application/json, text/javascript, */*; q=0.01
Referer: https://opencsf.org/Books/csf/html/SynchOverview.html
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/122.0.6261.128 Safari/537.36

Response headers

Date: Sat, 23 Mar 2024 18:41:19 GMT
X-Content-Type-Options: nosniff
Last-Modified: Mon, 16 Sep 2019 23:42:52 GMT
Server: Apache
ETag: "318a-592b429867700"
X-Frame-Options: sameorigin
Content-Type: application/json
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 12682

Verdicts & Comments Add Verdict or Comment

20 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

0 Cookies

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

Security Headers

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

Header	Value
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin

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.

cdnjs.cloudflare.com
opencsf.org
134.126.20.33
2606:4700::6811:180e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opencsf.org Open in urlscan Pro 134.126.20.33 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Detected technologies

Page Statistics

31 Requests

100 %HTTPS

50 %IPv6

2 Domains

2 Subdomains

2 IPs

1 Countries

612 kBTransfer

2035 kBSize

0 Cookies

0 Outgoing links

Redirected requests

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

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opencsf.org Open in urlscan Pro
134.126.20.33 Public Scan

Screenshot
Live screenshot

Full Image

31
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

612 kB
Transfer

2035 kB
Size

0
Cookies

31 HTTP transactions
0 data transactions