www.cl.cam.ac.uk Open in urlscan Pro
2a05:b400:110::80:14 Public Scan

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Submitted URL:
http://www.cl.cam.ac.uk//~pes20//
Effective URL:
https://www.cl.cam.ac.uk//~pes20//
Submission: On July 07 via api (July 7th 2024, 6:37:21 pm UTC) from US — Scanned from GB

Summary HTTP 5 Redirects Links 31 Behaviour Indicators

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 5 HTTP transactions. The main IP is 2a05:b400:110::80:14, located in Cambridge, United Kingdom and belongs to JANET Jisc Services Limited, GB. The main domain is www.cl.cam.ac.uk.
TLS certificate: Issued by R10 on June 10th 2024. Valid for: 3 months.

This is the only time www.cl.cam.ac.uk was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address		AS Autonomous System
5	2a05:b400:110... 2a05:b400:110::80:14		786 (JANET Jis...) (JANET Jisc Services Limited)
5	1

5 2a05:b400:110::80:14 (Cambridge, United Kingdom)

ASN786 (JANET Jisc Services Limited, GB)

www.cl.cam.ac.uk	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
5	cam.ac.uk www.cl.cam.ac.uk	3 MB
5	1

	Domain	Requested by
5	www.cl.cam.ac.uk	www.cl.cam.ac.uk
5	1

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

Domain
www.cam.ac.uk
www.wolfson.cam.ac.uk
royalsociety.org
www.csl.sri.com
www.ukri.org
developer.arm.com
dx.doi.org
ieeexplore.ieee.org
media.defense.gov
www.lightbluetouchpaper.org
github.com
www.open-std.org
doi.org
gitlab.mpi-sws.org
blog.sigplan.org
cacm.acm.org
svr-pes20-cppmem.cl.cam.ac.uk
cerberus.cl.cam.ac.uk
sibylfs.io
nqsb.io
www.seas.upenn.edu
validator.w3.org

Subject Issuer	Validity	Valid
www.cl.cam.ac.uk R10	`2024-06-10` - `2024-09-08`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://www.cl.cam.ac.uk//~pes20//
Frame ID: 305DD910B2CCBF0816479A9DD9854F91
Requests: 5 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Peter Sewell

Page URL History Show full URLs

http://www.cl.cam.ac.uk//~pes20// HTTP 307
https://www.cl.cam.ac.uk//~pes20// Page URL

Page Statistics

5
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

2650 kB
Transfer

2670 kB
Size

0
Cookies

31 Outgoing links

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

URL: http://www.cam.ac.uk/
Title: University of Cambridge

Search URL Search Domain Scan URL

URL: http://www.wolfson.cam.ac.uk/
Title: Wolfson college

Search URL Search Domain Scan URL

URL: https://royalsociety.org/
Title: Royal Society

Search URL Search Domain Scan URL

URL: http://www.csl.sri.com/users/neumann/
Title: Peter Neumann

Search URL Search Domain Scan URL

URL: https://www.ukri.org/innovation/industrial-strategy-challenge-fund/digital-security-by-design/
Title: Digital Security by Design

Search URL Search Domain Scan URL

URL: https://developer.arm.com/architectures/cpu-architecture/a-profile/morello
Title: Arm Morello CHERI-ARM 64-bit CPU, SoC, and board

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1145/3632863
Title: doi

Search URL Search Domain Scan URL

URL: https://ieeexplore.ieee.org/document/10123148
Title: The Arm Morello Evaluation Platform---Validating CHERI-Based Security in a High-Performance System

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1109/MM.2023.3264676
Title: doi

Search URL Search Domain Scan URL

URL: https://media.defense.gov/2023/Jan/23/2003148354/-1/-1/0/TNW_24-1_2023_20230112.PDF
Title: Improving Security with Hardware Support: CHERI and Arm's Morello

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1145/3571194
Title: doi

Search URL Search Domain Scan URL

URL: https://www.lightbluetouchpaper.org/2022/07/22/formal-cheri/
Title: Formal CHERI: rigorous engineering and design-time proof of full-scale architecture security properties

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1145/3519939.3523434
Title: doi

Search URL Search Domain Scan URL

URL: https://github.com/rems-project/islaris
Title: project page

Search URL Search Domain Scan URL

URL: http://www.open-std.org/jtc1/sc22/wg14/www/docs/n3005.pdf
Title: N3005: A Provenance-aware Memory Object Model for C. Working Draft Technical Specification ISO/IEC TS 6010:2023 (E)

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1007/978-3-030-99336-8/_7
Title: doi

Search URL Search Domain Scan URL

URL: https://doi.org/10.1007/978-3-030-99336-8/_7
Title: http

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1007/978-3-030-99336-8/_6
Title: doi

Search URL Search Domain Scan URL

URL: https://doi.org/10.1007/978-3-030-99336-8/_6
Title: http

Search URL Search Domain Scan URL

URL: http://dx.doi.org/10.1145/3498681
Title: doi

Search URL Search Domain Scan URL

URL: https://doi.org/10.5281/zenodo.5662349
Title: supplementary material

Search URL Search Domain Scan URL

URL: https://gitlab.mpi-sws.org/iris/refinedc
Title: project page

Search URL Search Domain Scan URL

URL: https://blog.sigplan.org/2021/12/07/bad-reasons-to-reject-good-papers-and-vice-versa/
Title: Bad Reasons to Reject Good Papers, and vice versa

Search URL Search Domain Scan URL

URL: https://cacm.acm.org/blogs/blog-cacm/267440-bad-reasons-to-reject-good-papers-and-vice-versa/fulltext
Title: https://cacm.acm.org/blogs/blog-cacm/267440-bad-reasons-to-reject-good-papers-and-vice-versa/fulltext

Search URL Search Domain Scan URL

URL: http://svr-pes20-cppmem.cl.cam.ac.uk/cppmem
Title: cppmem tool

Search URL Search Domain Scan URL

URL: http://cerberus.cl.cam.ac.uk/cerberus
Title: Cerberus tool

Search URL Search Domain Scan URL

URL: https://github.com/rems-project/linksem
Title: (project page)

Search URL Search Domain Scan URL

URL: http://sibylfs.io/
Title: (project page)

Search URL Search Domain Scan URL

URL: http://nqsb.io/
Title: (project page)

Search URL Search Domain Scan URL

URL: http://www.seas.upenn.edu/~plclub/poplmark/
Title: (project page)

Search URL Search Domain Scan URL

URL: http://validator.w3.org/check/referer
Title: [Validate this page.]

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://www.cl.cam.ac.uk//~pes20// HTTP 307
https://www.cl.cam.ac.uk//~pes20// Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

5 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
www.cl.cam.ac.uk//~pes20//
Redirect Chain

http://www.cl.cam.ac.uk//~pes20//
https://www.cl.cam.ac.uk//~pes20//

30 KB
10 KB

150ms
40ms

Document
text/html

2a05:b400:110::80:14
JANET Jisc Servic...

General

Check archive.org

Show headers Download Go to

Full URL

https://www.cl.cam.ac.uk//~pes20//

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a05:b400:110::80:14 Cambridge, United Kingdom, ASN786 (JANET Jisc Services Limited, GB),

Reverse DNS

Software

Apache/2.4.52 (Ubuntu) /

Resource Hash

83ded4b609e95f9ba6ca135de389f6bd0adc44ebe663468100f036af12f15574

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000

Request headers

Accept-Language: en-GB,en;q=0.9;q=0.9
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Accept-Ranges: bytes
Connection: Keep-Alive
Content-Encoding: gzip
Content-Length: 9384
Content-Type: text/html; charset=utf-8
Date: Sun, 07 Jul 2024 18:37:17 GMT
ETag: "7849-6191bae96f7e6-gzip"
Keep-Alive: timeout=5, max=100
Last-Modified: Thu, 23 May 2024 09:29:04 GMT
Server: Apache/2.4.52 (Ubuntu)
Strict-Transport-Security: max-age=15768000
Vary: Accept-Encoding
X-UA-Compatible: IE=edge

Redirect headers

Location: https://www.cl.cam.ac.uk//~pes20//
Non-Authoritative-Reason: HttpsUpgrades

GET
H/1.1 200
OK style.css
www.cl.cam.ac.uk//~pes20// 1 KB
923 B 201ms
201ms Stylesheet
text/css 2a05:b400:110::80:14
JANET Jisc Servic...

General

Check archive.org

Show headers Download Go to

Full URL

https://www.cl.cam.ac.uk//~pes20//style.css

Requested by

Host: www.cl.cam.ac.uk
URL: https://www.cl.cam.ac.uk//~pes20//

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a05:b400:110::80:14 Cambridge, United Kingdom, ASN786 (JANET Jisc Services Limited, GB),

Reverse DNS

Software

Apache/2.4.52 (Ubuntu) /

Resource Hash

76aaaa4ee46ee5d7aa3b2ffff6553cae9b3b96aad47ac3db5e237a619c9449e8

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer: https://www.cl.cam.ac.uk//~pes20//
Accept-Language: en-GB,en;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

Date: Sun, 07 Jul 2024 18:37:17 GMT
Strict-Transport-Security: max-age=15768000
Content-Encoding: gzip
Last-Modified: Mon, 31 Jul 2023 09:07:59 GMT
Server: Apache/2.4.52 (Ubuntu)
ETag: "4fd-601c4c456fdf7-gzip"
Vary: Accept-Encoding
Content-Type: text/css
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 517
X-UA-Compatible: IE=edge

GET
H/1.1 200
OK peter-sewell.small.jpeg
www.cl.cam.ac.uk//~pes20// 3 MB
3 MB 106ms
36ms Image
image/jpeg 2a05:b400:110::80:14
JANET Jisc Servic...

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.cl.cam.ac.uk//~pes20//peter-sewell.small.jpeg

Requested by

Host: www.cl.cam.ac.uk
URL: https://www.cl.cam.ac.uk//~pes20//

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a05:b400:110::80:14 Cambridge, United Kingdom, ASN786 (JANET Jisc Services Limited, GB),

Reverse DNS

Software

Apache/2.4.52 (Ubuntu) /

Resource Hash

31ae836a3788d6cd158dda9b7068bc87a842b309df0dbdebedbce2f16cf0c94b

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer: https://www.cl.cam.ac.uk//~pes20//
Accept-Language: en-GB,en;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

Date: Sun, 07 Jul 2024 18:37:17 GMT
Strict-Transport-Security: max-age=15768000
Last-Modified: Thu, 03 Nov 2016 15:26:03 GMT
Server: Apache/2.4.52 (Ubuntu)
ETag: "291fee-540672cf32efa"
Content-Type: image/jpeg
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 2695150
X-UA-Compatible: IE=edge

GET
H/1.1 200
OK rems_logo.svg
www.cl.cam.ac.uk//~pes20//rems/ 6 KB
6 KB 107ms
36ms Image
image/svg+xml 2a05:b400:110::80:14
JANET Jisc Servic...

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.cl.cam.ac.uk//~pes20//rems/rems_logo.svg

Requested by

Host: www.cl.cam.ac.uk
URL: https://www.cl.cam.ac.uk//~pes20//

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a05:b400:110::80:14 Cambridge, United Kingdom, ASN786 (JANET Jisc Services Limited, GB),

Reverse DNS

Software

Apache/2.4.52 (Ubuntu) /

Resource Hash

c0b801da9bb22c169bb54f5d0103b51dd511b007b02d27ca957561a9a605a72e

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer: https://www.cl.cam.ac.uk//~pes20//
Accept-Language: en-GB,en;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

Date: Sun, 07 Jul 2024 18:37:17 GMT
Strict-Transport-Security: max-age=15768000
Last-Modified: Wed, 03 Jun 2020 07:31:42 GMT
Server: Apache/2.4.52 (Ubuntu)
ETag: "1758-5a72904f1f397"
Content-Type: image/svg+xml
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 5976
X-UA-Compatible: IE=edge

GET
H/1.1 200
OK favicon.ico
www.cl.cam.ac.uk/ 1 KB
1 KB 36ms
35ms Other
image/vnd.microsoft.icon 2a05:b400:110::80:14
JANET Jisc Servic...

General

Check archive.org

Show headers Download Go to

Full URL

https://www.cl.cam.ac.uk/favicon.ico

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a05:b400:110::80:14 Cambridge, United Kingdom, ASN786 (JANET Jisc Services Limited, GB),

Reverse DNS

Software

Apache/2.4.52 (Ubuntu) /

Resource Hash

a99e9bc6df38b84ac0acda1d4c63e864995420bc223b0dad202d2ec3dd33b2ee

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer: https://www.cl.cam.ac.uk//~pes20//
Accept-Language: en-GB,en;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

Date: Sun, 07 Jul 2024 18:37:17 GMT
Strict-Transport-Security: max-age=15768000
Last-Modified: Fri, 16 Nov 2007 12:13:58 GMT
Server: Apache/2.4.52 (Ubuntu)
ETag: "436-43f0abbbcede9"
Content-Type: image/vnd.microsoft.icon
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 1078
X-UA-Compatible: IE=edge

Verdicts & Comments Add Verdict or Comment

3 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.

undefined| event object| fence object| sharedStorage

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
Strict-Transport-Security	max-age=15768000

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.

www.cl.cam.ac.uk
2a05:b400:110::80:14
31ae836a3788d6cd158dda9b7068bc87a842b309df0dbdebedbce2f16cf0c94b
76aaaa4ee46ee5d7aa3b2ffff6553cae9b3b96aad47ac3db5e237a619c9449e8
83ded4b609e95f9ba6ca135de389f6bd0adc44ebe663468100f036af12f15574
a99e9bc6df38b84ac0acda1d4c63e864995420bc223b0dad202d2ec3dd33b2ee
c0b801da9bb22c169bb54f5d0103b51dd511b007b02d27ca957561a9a605a72e

www.cl.cam.ac.uk Open in urlscan Pro 2a05:b400:110::80:14 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

5 Requests

100 %HTTPS

100 %IPv6

1 Domains

1 Subdomains

1 IPs

1 Countries

2650 kBTransfer

2670 kBSize

0 Cookies

31 Outgoing links

Page URL History

Redirected requests

5 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

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

3 JavaScript Global Variables

0 Cookies

Security Headers

Indicators

www.cl.cam.ac.uk Open in urlscan Pro
2a05:b400:110::80:14 Public Scan

Screenshot
Live screenshot

Full Image

5
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

2650 kB
Transfer

2670 kB
Size

0
Cookies

5 HTTP transactions
0 data transactions