algs4.cs.princeton.edu Open in urlscan Pro
128.112.136.51 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
https://algs4.cs.princeton.edu/
Effective URL:
https://algs4.cs.princeton.edu/home/
Submission: On December 10 via api (December 10th 2019, 5:52:11 am UTC) from US

Summary HTTP 29 Redirects Links 21 Behaviour Indicators

Summary

This website contacted 7 IPs in 2 countries across 5 domains to perform 29 HTTP transactions. The main IP is 128.112.136.51, located in Princeton, United States and belongs to PRINCETON-AS - Princeton University, US. The main domain is algs4.cs.princeton.edu.
TLS certificate: Issued by Let's Encrypt Authority X3 on November 1st 2019. Valid for: 3 months.

This is the only time algs4.cs.princeton.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
2 16	128.112.136.51 128.112.136.51	88 (PRINCETON-AS) (PRINCETON-AS - Princeton University)
1	2a00:1450:400... 2a00:1450:4001:819::200a	15169 (GOOGLE) (GOOGLE - Google LLC)
2	2606:4700::68... 2606:4700::6811:4104	13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
2	2a00:1450:400... 2a00:1450:4001:808::200e	15169 (GOOGLE) (GOOGLE - Google LLC)
1 6	2a00:1450:400... 2a00:1450:4001:816::2004	15169 (GOOGLE) (GOOGLE - Google LLC)
3	2a00:1450:400... 2a00:1450:4001:800::200e	15169 (GOOGLE) (GOOGLE - Google LLC)
2	2a00:1450:400... 2a00:1450:4001:81a::2008	15169 (GOOGLE) (GOOGLE - Google LLC)
29	7

16 128.112.136.51 (Princeton, United States) 2 redirects

ASN88 (PRINCETON-AS - Princeton University, US)
PTR: wwwprx1.CS.Princeton.EDU

algs4.cs.princeton.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
introcs.cs.princeton.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:819::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)

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

2 2606:4700::6811:4104 (United States)

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)

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

2 2a00:1450:4001:808::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)

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

6 2a00:1450:4001:816::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE - Google LLC, US)

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

3 2a00:1450:4001:800::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)

cse.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
clients1.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:81a::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)

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

	Apex Domain Subdomains	Transfer
16	princeton.edu 2 redirects algs4.cs.princeton.edu introcs.cs.princeton.edu	462 KB
9	google.com 1 redirects www.google.com cse.google.com clients1.google.com	159 KB
4	google-analytics.com www.google-analytics.com ssl.google-analytics.com	35 KB
2	cloudflare.com cdnjs.cloudflare.com	84 KB
1	googleapis.com fonts.googleapis.com	450 B
29	5

	Domain	Requested by
15	algs4.cs.princeton.edu	2 redirects algs4.cs.princeton.edu
6	www.google.com	1 redirects cse.google.com www.google.com algs4.cs.princeton.edu
2	ssl.google-analytics.com	algs4.cs.princeton.edu
2	cse.google.com	algs4.cs.princeton.edu www.google.com
2	www.google-analytics.com	algs4.cs.princeton.edu
2	cdnjs.cloudflare.com	algs4.cs.princeton.edu cdnjs.cloudflare.com
1	clients1.google.com	algs4.cs.princeton.edu
1	introcs.cs.princeton.edu	algs4.cs.princeton.edu
1	fonts.googleapis.com	algs4.cs.princeton.edu
29	9

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

Domain
introcs.cs.princeton.edu
aofa.cs.princeton.edu
www.coursera.org
amzn.to
www.pearson.com
informit.com
github.com
lift.cs.princeton.edu
www.informit.com
cuvids.io
www.pearsonhighered.com
www.princeton.edu
www.cs.princeton.edu

Subject Issuer	Validity	Valid
algs4.cs.princeton.edu Let's Encrypt Authority X3	`2019-11-01` - `2020-01-30`	3 months	crt.sh
*.googleapis.com GTS CA 1O1	`2019-11-05` - `2020-01-28`	3 months	crt.sh
ssl412106.cloudflaressl.com COMODO ECC Domain Validation Secure Server CA 2	`2019-12-05` - `2020-06-12`	6 months	crt.sh
introcs.cs.princeton.edu Let's Encrypt Authority X3	`2019-11-01` - `2020-01-30`	3 months	crt.sh
*.google-analytics.com GTS CA 1O1	`2019-11-05` - `2020-01-28`	3 months	crt.sh
*.google.com GTS CA 1O1	`2019-11-13` - `2020-02-05`	3 months	crt.sh
www.google.com GTS CA 1O1	`2019-11-13` - `2020-02-05`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://algs4.cs.princeton.edu/home/
Frame ID: 762DE437E89A4C7D8A8CA5145296DFAF
Requests: 29 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page URL History Show full URLs

https://algs4.cs.princeton.edu/ HTTP 302
https://algs4.cs.princeton.edu/home HTTP 301
https://algs4.cs.princeton.edu/home/ Page URL

Detected technologies

PHP (Programming Languages) Expand

Overall confidence: 100%
Detected patterns

headers server /php\/?([\d.]+)?/i

MathJax (JavaScript Graphics) Expand

Overall confidence: 100%
Detected patterns

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

OpenSSL (Web Server Extensions) Expand

Overall confidence: 100%
Detected patterns

headers server /OpenSSL(?:\/([\d.]+[a-z]?))?/i

Apache (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /(?:Apache(?:$|\/([\d.]+)|[^\/-])|(?:^|\b)HTTPD)/i

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

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

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com/i

SWFObject (Miscellaneous) Expand

Overall confidence: 100%
Detected patterns

script /swfobject.*\.js/i

Page Statistics

29
Requests

100 %
HTTPS

86 %
IPv6

5
Domains

9
Subdomains

7
IPs

2
Countries

740 kB
Transfer

1330 kB
Size

8
Cookies

21 Outgoing links

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

URL: https://introcs.cs.princeton.edu/
Title:

Search URL Search Domain Scan URL

URL: https://aofa.cs.princeton.edu/
Title:

Search URL Search Domain Scan URL

URL: https://introcs.cs.princeton.edu/java/data
Title: Data

Search URL Search Domain Scan URL

URL: https://www.coursera.org/learn/algorithms-part1/
Title: Online Course

Search URL Search Domain Scan URL

URL: https://introcs.cs.princeton.edu/java/assignments
Title: Programming Assignments

Search URL Search Domain Scan URL

URL: http://amzn.to/13VNJi7
Title: Amazon

Search URL Search Domain Scan URL

URL: https://www.pearson.com/us/higher-education/program/Sedgewick-Algorithms-4th-Edition/PGM100869.html
Title: Pearson

Search URL Search Domain Scan URL

URL: http://informit.com/sedgewick
Title: InformIT

Search URL Search Domain Scan URL

URL: https://github.com/kevin-wayne/algs4
Title: github

Search URL Search Domain Scan URL

URL: https://lift.cs.princeton.edu/java/mac
Title: Mac OS X

Search URL Search Domain Scan URL

URL: https://lift.cs.princeton.edu/java/windows/
Title: Windows

Search URL Search Domain Scan URL

URL: https://lift.cs.princeton.edu/java/linux
Title: Linux

Search URL Search Domain Scan URL

URL: http://amzn.to/2bJOgfY
Title: deluxe edition

Search URL Search Domain Scan URL

URL: http://www.informit.com/store/algorithms-video-lectures-24-part-lecture-series-9780134384436
Title: InformIT

Search URL Search Domain Scan URL

URL: http://cuvids.io/
Title: CUvids

Search URL Search Domain Scan URL

URL: https://www.coursera.org/learn/algorithms-part1
Title: Algorithms, Part I

Search URL Search Domain Scan URL

URL: https://www.coursera.org/learn/algorithms-part2
Title: Algorithms, Part II

Search URL Search Domain Scan URL

URL: http://www.pearsonhighered.com/pearsonhigheredus/educator/exam_copy/bookBag.page?mappingId=&isbn=032157351X
Title: request an examination copy

Search URL Search Domain Scan URL

URL: http://www.princeton.edu/~cos226
Title: COS 226

Search URL Search Domain Scan URL

URL: https://www.cs.princeton.edu/~rs
Title: Robert Sedgewick

Search URL Search Domain Scan URL

URL: https://www.cs.princeton.edu/~wayne
Title: Kevin Wayne

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.

https://algs4.cs.princeton.edu/ HTTP 302
https://algs4.cs.princeton.edu/home HTTP 301
https://algs4.cs.princeton.edu/home/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 10

https://www.google.com/cse/cse.js?cx=005649317310637734940:s7fqljvxwfs HTTP 302
https://cse.google.com/cse/cse.js?cx=005649317310637734940:s7fqljvxwfs

29 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 / Show response
algs4.cs.princeton.edu/home/
Redirect Chain

https://algs4.cs.princeton.edu/
https://algs4.cs.princeton.edu/home
https://algs4.cs.princeton.edu/home/

14 KB
14 KB

989ms
988ms

Document
text/html

128.112.136.51
Princeton University

General

Check archive.org

Show headers Download Go to

Full URL: https://algs4.cs.princeton.edu/home/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 128.112.136.51 Princeton, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS: wwwprx1.CS.Princeton.EDU
Software: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 / PHP/5.6.25
Resource Hash: 3854c2adf58eaf636ef78a0d7ef45773e7f097760b939384e7431f1c7d71778b

Request headers

Host: algs4.cs.princeton.edu
Connection: keep-alive
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/74.0.3729.169 Safari/537.36
Sec-Fetch-User: ?1
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3
Sec-Fetch-Site: none
Sec-Fetch-Mode: navigate
Accept-Encoding: gzip, deflate, br
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Sec-Fetch-User: ?1

Response headers

Date: Tue, 10 Dec 2019 05:51:49 GMT
Server: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
X-Powered-By: PHP/5.6.25
Content-Type: text/html; charset=UTF-8
Keep-Alive: timeout=5, max=98
Connection: Keep-Alive
Transfer-Encoding: chunked

Redirect headers

Date: Tue, 10 Dec 2019 05:51:49 GMT
Server: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
Location: https://algs4.cs.princeton.edu/home/
Content-Length: 244
Content-Type: text/html; charset=iso-8859-1
Keep-Alive: timeout=5, max=99
Connection: Keep-Alive

GET
H2 200 css
fonts.googleapis.com/ 1 KB
450 B 16ms
15ms Stylesheet
text/css 2a00:1450:4001:819::200a
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css?family=Inconsolata

Requested by

Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:819::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

ESF /

Resource Hash

6c0261ab3bfd08936c05c44c1fd9b4e802a1b98630a97abf7a03a6ea2b66c7f5

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

strict-transport-security: max-age=31536000
content-encoding: br
last-modified: Tue, 10 Dec 2019 05:51:50 GMT
server: ESF
access-control-allow-origin: *
date: Tue, 10 Dec 2019 05:51:50 GMT
x-frame-options: SAMEORIGIN
content-type: text/css; charset=utf-8
status: 200
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
cache-control: private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin: *
link: <https://fonts.gstatic.com>; rel=preconnect; crossorigin
x-xss-protection: 0
expires: Tue, 10 Dec 2019 05:51:50 GMT

GET
H/1.1 200
OK algs4.css
algs4.cs.princeton.edu/css/ 9 KB
10 KB 174ms
96ms Stylesheet
text/css 128.112.136.51
Princeton University

General

Check archive.org

Show headers Download Go to

Full URL: https://algs4.cs.princeton.edu/css/algs4.css
Requested by: Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 128.112.136.51 Princeton, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS: wwwprx1.CS.Princeton.EDU
Software: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash: b57370d5b4efa417b78ee8bb37c3668ae3eed6f2f4397b857cb370a0075e7e15

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Thu, 09 Aug 2018 10:19:58 GMT
Server: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag: "24a7-572fdf818dce2"
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 9383

GET
H2 200 MathJax.js Show response
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/ 62 KB
18 KB 27ms
25ms Script
application/javascript 2606:4700::6811:4104
Cloudflare

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: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:4104 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),

Reverse DNS

Software

cloudflare /

Resource Hash

48344fd55558bbeb600062a175d052979f9ece87c7299788f8ecf16a46c87bf6

Security Headers

Name	Value
Strict-Transport-Security	max-age=15780000; includeSubDomains

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Tue, 10 Dec 2019 05:51:50 GMT
content-encoding: br
cf-cache-status: HIT
age: 20591041
cf-ray: 542cf3044ddd59f4-VIE
status: 200
strict-transport-security: max-age=15780000; includeSubDomains
alt-svc: h3-23=":443"; ma=86400
last-modified: Thu, 17 May 2018 09:22:39 GMT
server: cloudflare
etag: W/"5afd49df-f648"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
expires: Sun, 29 Nov 2020 05:51:50 GMT
cache-control: public, max-age=30672000
timing-allow-origin: *
served-in-seconds: 0.059

GET
H/1.1 200
OK swfobject.js Show response
algs4.cs.princeton.edu/media/ 7 KB
7 KB 270ms
95ms Script
application/javascript 128.112.136.51
Princeton University

General

Check archive.org

Show headers Download Go to

Full URL: https://algs4.cs.princeton.edu/media/swfobject.js
Requested by: Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 128.112.136.51 Princeton, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS: wwwprx1.CS.Princeton.EDU
Software: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash: f2172868bc46d74ad32f2715bc25a8716e07a784b2ecb24d9d077d2125c6c993

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Fri, 26 Aug 2016 11:06:52 GMT
Server: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag: "1ae0-53af782feb418"
Content-Type: application/javascript
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 6880

GET
H/1.1 200
OK cover.png
algs4.cs.princeton.edu/ 38 KB
38 KB 277ms
98ms Image
image/png 128.112.136.51
Princeton University

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://algs4.cs.princeton.edu/cover.png
Requested by: Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 128.112.136.51 Princeton, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS: wwwprx1.CS.Princeton.EDU
Software: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash: bc56dd37195a649fa67c81b09f564ad1fe564b312dcc489765c3eda7bc0556c0

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Fri, 26 Aug 2016 11:06:22 GMT
Server: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag: "970a-53af7812f0db1"
Content-Type: image/png
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 38666

GET
H/1.1 200
OK cover.png
introcs.cs.princeton.edu/java/ 199 KB
199 KB 282ms
100ms Image
image/png 128.112.136.51
Princeton University

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://introcs.cs.princeton.edu/java/cover.png
Requested by: Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 128.112.136.51 Princeton, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS: wwwprx1.CS.Princeton.EDU
Software: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash: 48a3d3d93cc465686cbd09659934c9282d8ea21e3adb56956e0bd3f2e0d90b6b

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Mon, 29 Jan 2018 15:55:11 GMT
Server: Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag: "31b83-563ec45633918"
Content-Type: image/png
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 203651

GET
H/1.1 200
OK cover-analysis-of-algorithms.png
algs4.cs.princeton.edu/ 65 KB
66 KB 97ms
96ms Image
image/png 128.112.136.51
Princeton University

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://algs4.cs.princeton.edu/cover-analysis-of-algorithms.png
Requested by: Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 128.112.136.51 Princeton, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS: wwwprx1.CS.Princeton.EDU
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Response headers

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date: Tue, 10 Dec 2019 05:51:50 GMT
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Princeton University

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Full URL: https://algs4.cs.princeton.edu/css/icons/apple.png
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Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Thu, 21 Jun 2018 14:54:52 GMT
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Princeton University

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Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
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Full URL: https://algs4.cs.princeton.edu/css/icons/linux.png
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Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
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Date: Tue, 10 Dec 2019 05:51:50 GMT
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Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Thu, 21 Jun 2018 14:54:52 GMT
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Full URL: https://algs4.cs.princeton.edu/css/icons/email.png
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Response headers

Date: Tue, 10 Dec 2019 05:51:50 GMT
Last-Modified: Thu, 21 Jun 2018 14:54:51 GMT
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Requested by

Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:808::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 10 Dec 2019 05:51:50 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
access-control-allow-origin: *
content-type: image/gif
status: 200
cache-control: no-cache, no-store, must-revalidate
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 35
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 __utm.gif
ssl.google-analytics.com/r/ 35 B
199 B 14ms
13ms Image
image/gif 2a00:1450:4001:81a::2008
Google LLC

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=904157146&utmhn=algs4.cs.princeton.edu&utmcs=UTF-8&utmsr=1600x1200&utmvp=1600x1200&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmdt=Algorithms%2C%204th%20Edition%20by%20Robert%20Sedgewick%20and%20Kevin%20Wayne&utmhid=717876647&utmr=-&utmp=%2Fhome%2F&utmht=1575957110797&utmac=UA-10811519-2&utmcc=__utma%3D170034928.1143019137.1575957111.1575957111.1575957111.1%3B%2B__utmz%3D170034928.1575957111.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%7Cutmcmd%3D(none)%3B&utmjid=1313701182&utmredir=1&utmu=DAAAAAAAAAAAAAAAAAABAAAE~

Requested by

Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:81a::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 10 Dec 2019 05:51:50 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
access-control-allow-origin: *
content-type: image/gif
status: 200
cache-control: no-cache, no-store, must-revalidate
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 35
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 cse_element__en.js Show response
www.google.com/cse/static/element/8b2252448421acb3/ 257 KB
85 KB 6ms
5ms Script
text/javascript 2a00:1450:4001:816::2004
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/cse/static/element/8b2252448421acb3/cse_element__en.js?usqp=CAI%3D

Requested by

Host: cse.google.com
URL: https://cse.google.com/cse/cse.js?cx=005649317310637734940:s7fqljvxwfs

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

02c39275000c1280f9cde808ebe731ec1924477305678759c1140ecaac49eba0

Security Headers

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

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Thu, 05 Dec 2019 15:49:54 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Thu, 31 Oct 2019 16:49:36 GMT
server: sffe
age: 396116
vary: Accept-Encoding
content-type: text/javascript
status: 200
cache-control: public, max-age=31536000
accept-ranges: bytes
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 86820
x-xss-protection: 0
expires: Fri, 04 Dec 2020 15:49:54 GMT

GET
H2 200 default+en.css
www.google.com/cse/static/element/8b2252448421acb3/ 40 KB
9 KB 7ms
7ms Stylesheet
text/css 2a00:1450:4001:816::2004
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/cse/static/element/8b2252448421acb3/default+en.css

Requested by

Host: cse.google.com
URL: https://cse.google.com/cse/cse.js?cx=005649317310637734940:s7fqljvxwfs

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

40a20291f9b526cba58796a4bbd0256d5663313e02c9d5ab5a842476562b3108

Security Headers

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

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Thu, 05 Dec 2019 15:50:03 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Thu, 31 Oct 2019 16:49:36 GMT
server: sffe
age: 396107
vary: Accept-Encoding
content-type: text/css
status: 200
cache-control: public, max-age=31536000
accept-ranges: bytes
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 9042
x-xss-protection: 0
expires: Fri, 04 Dec 2020 15:50:03 GMT

GET
H2 200 default.css
www.google.com/cse/static/style/look/v3/ 11 KB
3 KB 7ms
6ms Stylesheet
text/css 2a00:1450:4001:816::2004
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/cse/static/style/look/v3/default.css

Requested by

Host: cse.google.com
URL: https://cse.google.com/cse/cse.js?cx=005649317310637734940:s7fqljvxwfs

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

9ceaa25ec7654a66294c16e28989fbf1ecb9cebc9debe96ec597529465c7cd50

Security Headers

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

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Tue, 10 Dec 2019 05:19:41 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Thu, 21 Nov 2019 23:30:00 GMT
server: sffe
age: 1929
vary: Accept-Encoding
content-type: text/css
status: 200
cache-control: public, max-age=3000
accept-ranges: bytes
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 2719
x-xss-protection: 0
expires: Tue, 10 Dec 2019 06:09:41 GMT

GET
H2 200 async-ads.js Show response
cse.google.com/adsense/search/ 164 KB
57 KB 15ms
15ms Script
text/javascript 2a00:1450:4001:800::200e
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://cse.google.com/adsense/search/async-ads.js

Requested by

Host: www.google.com
URL: https://www.google.com/cse/static/element/8b2252448421acb3/cse_element__en.js?usqp=CAI%3D

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:800::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

37ac1724ad3a011f53511cce973e4e76444fa46ba341ae08f76f8e874ca0de08

Security Headers

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

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Tue, 10 Dec 2019 05:51:50 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: sffe
etag: "3853841646793218121"
vary: Accept-Encoding
content-type: text/javascript; charset=UTF-8
status: 200
cache-control: private, max-age=3600
accept-ranges: bytes
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
x-xss-protection: 0
expires: Tue, 10 Dec 2019 05:51:50 GMT

GET
H2 200 googlelogo_lightgrey_46x16dp.png
www.google.com/cse/static/images/1x/ 551 B
668 B 5ms
5ms Image
image/png 2a00:1450:4001:816::2004
Google LLC

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/cse/static/images/1x/googlelogo_lightgrey_46x16dp.png

Requested by

Host: www.google.com
URL: https://www.google.com/cse/static/element/8b2252448421acb3/cse_element__en.js?usqp=CAI%3D

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

ad9b95dc8aec99a5335567c6f5f6df98de9a73db72d236b20363d94674ec65f8

Security Headers

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

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Tue, 10 Dec 2019 04:15:30 GMT
x-content-type-options: nosniff
last-modified: Wed, 11 Jan 2017 21:30:00 GMT
server: sffe
age: 5780
content-type: image/png
status: 200
cache-control: public, max-age=31536000
accept-ranges: bytes
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 551
x-xss-protection: 0
expires: Wed, 09 Dec 2020 04:15:30 GMT

GET
H2 200 googlelogo_grey_46x15dp.png
www.google.com/cse/static/images/1x/ 919 B
1 KB 6ms
5ms Image
image/png 2a00:1450:4001:816::2004
Google LLC

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/cse/static/images/1x/googlelogo_grey_46x15dp.png

Requested by

Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

a844cdc48c7591822e45128a138f1dbba5753a3ca9992bd71c36758d51d0b68e

Security Headers

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

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Tue, 19 Nov 2019 01:11:47 GMT
x-content-type-options: nosniff
last-modified: Tue, 13 Dec 2016 15:00:00 GMT
server: sffe
age: 1831203
content-type: image/png
status: 200
cache-control: public, max-age=31536000
accept-ranges: bytes
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 919
x-xss-protection: 0
expires: Wed, 18 Nov 2020 01:11:47 GMT

GET
H2 204 generate_204
clients1.google.com/ 0
42 B 7ms
5ms Image
text/plain 2a00:1450:4001:800::200e
Google LLC

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://clients1.google.com/generate_204
Requested by: Host: algs4.cs.princeton.edu
URL: https://algs4.cs.princeton.edu/home/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2a00:1450:4001:800::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://algs4.cs.princeton.edu/home/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

status: 204
date: Tue, 10 Dec 2019 05:51:50 GMT
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 0

Verdicts & Comments Add Verdict or Comment

28 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
.algs4.cs.princeton.edu/	1970-01-19 05:45:58	Name: __utmb Value: 170034928.1.10.1575957111
.algs4.cs.princeton.edu/	1970-01-19 05:45:57	Name: __utmt Value: 1
.algs4.cs.princeton.edu/	1970-01-19 23:17:09	Name: __utma Value: 170034928.1143019137.1575957111.1575957111.1575957111.1
.princeton.edu/	1970-01-19 05:45:57	Name: _gat Value: 1
.algs4.cs.princeton.edu/	1969-12-31 23:59:59	Name: __utmc Value: 170034928
.algs4.cs.princeton.edu/	1970-01-19 10:08:45	Name: __utmz Value: 170034928.1575957111.1.1.utmcsr=(direct)\|utmccn=(direct)\|utmcmd=(none)
.princeton.edu/	1970-01-19 05:47:23	Name: _gid Value: GA1.2.1033041749.1575957111
.princeton.edu/	1970-01-19 23:17:09	Name: _ga Value: GA1.2.1143019137.1575957111

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.

algs4.cs.princeton.edu
cdnjs.cloudflare.com
clients1.google.com
cse.google.com
fonts.googleapis.com
introcs.cs.princeton.edu
ssl.google-analytics.com
www.google-analytics.com
www.google.com
128.112.136.51
2606:4700::6811:4104
2a00:1450:4001:800::200e
2a00:1450:4001:808::200e
2a00:1450:4001:816::2004
2a00:1450:4001:819::200a
2a00:1450:4001:81a::2008
02c39275000c1280f9cde808ebe731ec1924477305678759c1140ecaac49eba0
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
1555801a0ec7dff70c92a7ef10eaafc846414041dd9e26f86752fb0fac904a1e
37ac1724ad3a011f53511cce973e4e76444fa46ba341ae08f76f8e874ca0de08
3854c2adf58eaf636ef78a0d7ef45773e7f097760b939384e7431f1c7d71778b
40a20291f9b526cba58796a4bbd0256d5663313e02c9d5ab5a842476562b3108
48344fd55558bbeb600062a175d052979f9ece87c7299788f8ecf16a46c87bf6
48a3d3d93cc465686cbd09659934c9282d8ea21e3adb56956e0bd3f2e0d90b6b
4e91666a1be232eb7cfcfbb5b2425643c742fc8a2b5703161278a20899c4b1e6
6c0261ab3bfd08936c05c44c1fd9b4e802a1b98630a97abf7a03a6ea2b66c7f5
7244cbc32d5d7d1f6661cfaa19d4906923030c09a9b208906b4d395f48e697e5
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
87c892a67dae83478f1bfce9b6a0f8746cd7db36a5d296502318e438b4f22535
8df260b35bb9f49c0d937fcbf0ec13fb661b0d281528aec977aee6a8c3f83688
9ceaa25ec7654a66294c16e28989fbf1ecb9cebc9debe96ec597529465c7cd50
a844cdc48c7591822e45128a138f1dbba5753a3ca9992bd71c36758d51d0b68e
ad9b95dc8aec99a5335567c6f5f6df98de9a73db72d236b20363d94674ec65f8
b3acd57199f4f15b00156c86542d2a3f646683d895071ea22cd9e3dc6af0ba43
b57370d5b4efa417b78ee8bb37c3668ae3eed6f2f4397b857cb370a0075e7e15
bc56dd37195a649fa67c81b09f564ad1fe564b312dcc489765c3eda7bc0556c0
d70b39723833e390a5cb4604e2d37f7dfaa780a248b5c86238d7835bebf46033
db68ca0654fcc8440e344c509e4b132eabfb607317dbd53195b37f9a2fa81245
dbb67c620eaabf6679a314db18d3ae43037aef71ab27422e6feec08ee987cc0a
de0f32936168d7ea1c04a6a404826f011e9d7ed19b80be2de79d990212e0d882
e1ef371240183d4a6a6d4dd121f17c3a49c65641e384dec8a766a3b6dbc42314
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
f2172868bc46d74ad32f2715bc25a8716e07a784b2ecb24d9d077d2125c6c993
f734c66ccdae86ee1a961669eda44ca3b2cd30fd6744b58cdd7a6b9628869a27

algs4.cs.princeton.edu Open in urlscan Pro 128.112.136.51 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page URL History Show full URLs

Detected technologies

Page Statistics

29 Requests

100 %HTTPS

86 %IPv6

5 Domains

9 Subdomains

7 IPs

2 Countries

740 kBTransfer

1330 kBSize

8 Cookies

21 Outgoing links

Page URL History

Redirected requests

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

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

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Response headers

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Response headers

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Response headers

Redirect headers

Request headers

Response headers

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Response headers

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Response headers

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algs4.cs.princeton.edu Open in urlscan Pro
128.112.136.51 Public Scan

Screenshot
Live screenshot

Full Image

29
Requests

100 %
HTTPS

86 %
IPv6

5
Domains

9
Subdomains

7
IPs

2
Countries

740 kB
Transfer

1330 kB
Size

8
Cookies

29 HTTP transactions
0 data transactions