urlscan.io logo urlscan.io
SecurityTrails logo

www.swi-prolog.org Open in urlscan Pro
2a04:4e42::729  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://www.swi-prolog.org/
Effective URL: https://www.swi-prolog.org/
Submission: On May 14 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 5 IPs in 2 countries across 5 domains to perform 21 HTTP transactions. The main IP is 2a04:4e42::729, located in United States and belongs to FASTLY, US. The main domain is www.swi-prolog.org.
TLS certificate: Issued by GlobalSign Atlas R3 DV TLS CA 2024 Q1 on March 6th 2024. Valid for: a year.
This is the only time www.swi-prolog.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
14 2a04:4e42::729 54113 (FASTLY)
1 2606:50c0:800... 54113 (FASTLY)
2 2a00:1450:400... 15169 (GOOGLE)
3 2a00:1450:400... 15169 (GOOGLE)
1 140.82.121.6 36459 (GITHUB)
21 5
14    2a04:4e42::729 (United States)

ASN54113 (FASTLY, US)
www.swi-prolog.org
1    2606:50c0:8003::153 (United States)

ASN54113 (FASTLY, US)
buttons.github.io
2    2a00:1450:4001:80b::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
3    2a00:1450:4001:831::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
1    140.82.121.6 (Frankfurt am Main, Germany)

ASN36459 (GITHUB, US)
PTR: lb-140-82-121-6-fra.github.com
api.github.com
Apex Domain
Subdomains		 Transfer
14 swi-prolog.org
www.swi-prolog.org
442 KB
3 gstatic.com
fonts.gstatic.com
45 KB
2 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 33
2 KB
1 github.com
api.github.com — Cisco Umbrella Rank: 4523
3 KB
1 github.io
buttons.github.io — Cisco Umbrella Rank: 63580
7 KB
21 5
Domain Requested by
14 www.swi-prolog.org www.swi-prolog.org
3 fonts.gstatic.com fonts.googleapis.com
2 fonts.googleapis.com www.swi-prolog.org
1 api.github.com buttons.github.io
1 buttons.github.io www.swi-prolog.org
21 5
Subject Issuer Validity Valid
www.swi-prolog.org
GlobalSign Atlas R3 DV TLS CA 2024 Q1		 2024-03-06 -
2025-04-07		 a year crt.sh
*.github.io
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2024-03-15 -
2025-03-14		 a year crt.sh
upload.video.google.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh
*.gstatic.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh
*.github.com
Sectigo ECC Domain Validation Secure Server CA		 2024-03-07 -
2025-03-07		 a year crt.sh

This page contains 1 frames:

Primary Page: https://www.swi-prolog.org/
Frame ID: CA730634F8870A97820BFDAA4F4BE497
Requests: 21 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

SWI-Prolog

Page URL History Show full URLs

  1. http://www.swi-prolog.org/ HTTP 307
    https://www.swi-prolog.org/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?
Overall confidence: 100%
Detected patterns
  • jquery-ui.*\.js

Page Statistics

21
Requests

100 %
HTTPS

80 %
IPv6

5
Domains

5
Subdomains

5
IPs

2
Countries

498 kB
Transfer

517 kB
Size

0
Cookies

Page URL History

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

  1. http://www.swi-prolog.org/ HTTP 307
    https://www.swi-prolog.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

21 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
www.swi-prolog.org/
Redirect Chain
  • http://www.swi-prolog.org/
  • https://www.swi-prolog.org/
11 KB
11 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
c8a51c69e316592e1dd0d52e7ccffa92eaa9031e6e1881a78975c7260d770084
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'none'
Strict-Transport-Security max-age=900

Request headers

Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36

Response headers

accept-ranges
bytes
age
882
content-length
10787
content-security-policy
frame-ancestors 'none'
content-type
text/html; charset=UTF-8
date
Tue, 14 May 2024 23:33:37 GMT
server
nginx/1.18.0 (Ubuntu)
strict-transport-security
max-age=900
via
1.1 varnish, 1.1 varnish
x-cache
HIT, HIT
x-cache-hits
8, 0
x-served-by
cache-bfi-krnt7300056-BFI, cache-fra-eddf8230141-FRA
x-timer
S1715729618.592357,VS0,VE1

Redirect headers

Location
https://www.swi-prolog.org/
Non-Authoritative-Reason
HttpsUpgrades
footer.css
www.swi-prolog.org/css/ 		2 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/css/footer.css
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
5b2a40a84dbc8623db39483dda1af3e96bf05aa7321d3443a2a49642fa0c8a5c
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300070-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
3760
x-timer
S1715729618.605031,VS0,VE1
x-cache
HIT, HIT
content-type
text/css; charset=UTF-8
accept-ranges
bytes
content-length
1717
x-cache-hits
20, 0
plweb.css
www.swi-prolog.org/css/ 		3 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/css/plweb.css
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
230b2fb42c48b8aa2483775f0315c9adbbe45f6702eb792a917df4ffbdcb21d2
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-kbfi7400090-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
1845
x-timer
S1715729618.605248,VS0,VE1
x-cache
HIT, HIT
content-type
text/css; charset=UTF-8
accept-ranges
bytes
content-length
2667
x-cache-hits
5, 0
swipl.css
www.swi-prolog.org/css/ 		8 KB
8 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/css/swipl.css
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
795f937d5eaf426df35122757b9525f045f588b116fd3ce5befa5363390427b6
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300080-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
3761
x-timer
S1715729618.605205,VS0,VE1
x-cache
HIT, HIT
content-type
text/css; charset=UTF-8
accept-ranges
bytes
content-length
8571
x-cache-hits
6, 0
jquery-3.6.0.min.js
www.swi-prolog.org/js/ 		87 KB
88 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/js/jquery-3.6.0.min.js
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
ff1523fb7389539c84c65aba19260648793bb4f5e29329d2ee8804bc37a3fe6e
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300053-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Mon, 12 Feb 2024 15:45:17 GMT
server
nginx/1.18.0 (Ubuntu)
age
3761
x-timer
S1715729618.605642,VS0,VE1
x-cache
HIT, HIT
content-type
text/javascript; charset=UTF-8
accept-ranges
bytes
content-length
89501
x-cache-hits
22, 0
jquery-ui.min.css
www.swi-prolog.org/js/jquery/ui/ 		31 KB
31 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/js/jquery/ui/jquery-ui.min.css
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
125b3486817afe5d56c5c6440e1e2542ca7b12ac9e7985cc1c25b2bfa49d997d
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300076-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
3760
x-timer
S1715729618.605514,VS0,VE1
x-cache
HIT, HIT
content-type
text/css; charset=UTF-8
accept-ranges
bytes
content-length
32130
x-cache-hits
83, 0
pldoc.css
www.swi-prolog.org/pldoc/res/ 		9 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/pldoc/res/pldoc.css
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
e1ec02cf631d28f849395e924789f5c79dc17fb7ed35d969fe2720160095f611
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-kbfi7400092-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Mon, 12 Feb 2024 15:45:17 GMT
server
nginx/1.18.0 (Ubuntu)
age
3761
x-timer
S1715729618.605661,VS0,VE1
x-cache
HIT, HIT
content-type
text/css; charset=UTF-8
accept-ranges
bytes
content-length
9513
x-cache-hits
31, 0
menu.js
www.swi-prolog.org/js/jquery/ 		1 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/js/jquery/menu.js
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
ec9f9b374e2a269ae429b9e434ddac7f43092465d6c27cc8dc03d6ff4c800e3c
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300094-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
2739
x-timer
S1715729618.606109,VS0,VE1
x-cache
HIT, HIT
content-type
text/javascript; charset=UTF-8
accept-ranges
bytes
content-length
1366
x-cache-hits
15, 0
jquery-ui.min.js
www.swi-prolog.org/js/jquery/ui/ 		249 KB
249 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/js/jquery/ui/jquery-ui.min.js
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
9528ca634fecad433d044ddd3e6f9ce1f068d5d932dafdbb19d8e6daea1968bd
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-kbfi7400037-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
3760
x-timer
S1715729618.605896,VS0,VE1
x-cache
HIT, HIT
content-type
text/javascript; charset=UTF-8
accept-ranges
bytes
content-length
255084
x-cache-hits
82, 0
buttons.js
buttons.github.io/ 		19 KB
7 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://buttons.github.io/buttons.js
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:50c0:8003::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
d40cfb662c22c7374f5e76627bef0d97195cd7f3f80fac24eafb45aeec6ff69f

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-fastly-request-id
cce20156cf39f112a38e4f631ea8cd53b8cd6ebc
date
Tue, 14 May 2024 23:33:37 GMT
content-encoding
gzip
via
1.1 varnish
x-cache-hits
3
age
586
x-cache
HIT
x-proxy-cache
HIT
content-length
6736
x-served-by
cache-fra-eddf8230140-FRA
last-modified
Mon, 13 May 2024 15:29:02 GMT
server
GitHub.com
x-github-request-id
5D40:27CDFA:45A2F3:470D0E:66423275
x-timer
S1715729618.684983,VS0,VE1
etag
W/"664231be-4be0"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=600
permissions-policy
interest-cohort=()
accept-ranges
bytes
x-origin-cache
HIT
expires
Mon, 13 May 2024 15:39:04 GMT
swipl.png
www.swi-prolog.org/icons/ 		18 KB
19 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.swi-prolog.org/icons/swipl.png
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
c1ae9d3991e66ddab7e833018e47acc47ddbaf1347834999207b8094acc80d9d
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-kbfi7400036-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
613
x-timer
S1715729618.605956,VS0,VE1
x-cache
HIT, HIT
content-type
image/png
accept-ranges
bytes
content-length
18909
x-cache-hits
15, 0
ext-link.png
www.swi-prolog.org/icons/ 		362 B
479 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.swi-prolog.org/icons/ext-link.png
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
80913b46f7010fc51b238e15c58f133f63f48de430ce1c0fbd248c9da859cf3b
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-kbfi7400078-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
2801
x-timer
S1715729618.605873,VS0,VE1
x-cache
HIT, HIT
content-type
image/png
accept-ranges
bytes
content-length
362
x-cache-hits
4, 0
css
fonts.googleapis.com/ 		5 KB
843 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700|Fauna+One
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/css/swipl.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
6e75f41732928d73d7ed2e67b8b8ccc72a374e1a4c8e522c049e69aa233dfe04
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

strict-transport-security
max-age=31536000
date
Tue, 14 May 2024 23:33:37 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Tue, 14 May 2024 23:33:37 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Tue, 14 May 2024 23:33:37 GMT
css2
fonts.googleapis.com/ 		2 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@400&display=swap
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/css/swipl.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
6356b4d88d6f53df4e5e9e3afbc0122d0b2ff6aa696bcbdea1930b5b54dcbced
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

strict-transport-security
max-age=31536000
date
Tue, 14 May 2024 23:33:37 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Tue, 14 May 2024 22:45:35 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Tue, 14 May 2024 23:33:37 GMT
bluegrad.png
www.swi-prolog.org/icons/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.swi-prolog.org/icons/bluegrad.png
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/css/swipl.css
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
a13979d1e79313dfd112994f03eee85d9d31002b0238a4399f76ba5d408a9f19
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/css/swipl.css
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300032-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
3755
x-timer
S1715729618.682698,VS0,VE1
x-cache
HIT, HIT
content-type
image/png
accept-ranges
bytes
content-length
2895
x-cache-hits
42, 0
6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
fonts.gstatic.com/s/sourcesanspro/v22/ 		15 KB
15 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700|Fauna+One
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
7b348b30ea1fe43857e68fc462c29e5c6e63c97666af75135c4396a272e54762
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://fonts.googleapis.com/
Origin
https://www.swi-prolog.org
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 14 May 2024 07:43:10 GMT
x-content-type-options
nosniff
age
57027
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
14892
x-xss-protection
0
last-modified
Thu, 01 Jun 2023 22:52:56 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 14 May 2025 07:43:10 GMT
6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdu.woff2
fonts.gstatic.com/s/sourcesanspro/v22/ 		14 KB
14 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdu.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700|Fauna+One
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
0d0a6262c545e8bbc895116e5afb22579c468d7abb77e378f377d6fed57c1dce
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://fonts.googleapis.com/
Origin
https://www.swi-prolog.org
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 14 May 2024 22:18:00 GMT
x-content-type-options
nosniff
age
4537
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
14712
x-xss-protection
0
last-modified
Thu, 01 Jun 2023 22:52:57 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 14 May 2025 22:18:00 GMT
wlpzgwTPBVpjpCuwkuEB3kZK.woff2
fonts.gstatic.com/s/faunaone/v15/ 		15 KB
16 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/faunaone/v15/wlpzgwTPBVpjpCuwkuEB3kZK.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700|Fauna+One
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
78e29eb48c1cb94e851c88270199e1ab174c42664df0894bcfaa88e9e0bd1f9d
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://fonts.googleapis.com/
Origin
https://www.swi-prolog.org
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 12:57:11 GMT
x-content-type-options
nosniff
age
297386
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
15528
x-xss-protection
0
last-modified
Mon, 20 Mar 2023 21:51:08 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Sun, 11 May 2025 12:57:11 GMT
dyk
www.swi-prolog.org/ 		345 B
530 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/dyk
Requested by
Host: www.swi-prolog.org
URL: https://www.swi-prolog.org/js/jquery-3.6.0.min.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
c72d13965240f5231c6d6c1379c44694490af9ff922f8364aa53a86ee20d4a9c
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'none'
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
Accept
*/*
Referer
https://www.swi-prolog.org/
X-Requested-With
XMLHttpRequest
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-kbfi7400031-BFI, cache-fra-eddf8230141-FRA
content-security-policy
frame-ancestors 'none'
content-encoding
gzip
via
1.1 varnish, 1.1 varnish
date
Tue, 14 May 2024 23:33:38 GMT
server
nginx/1.18.0 (Ubuntu)
strict-transport-security
max-age=900
x-timer
S1715729618.702003,VS0,VE305
x-cache
MISS, MISS
content-type
text/html; charset=UTF-8
cache-control
private, no-store
accept-ranges
bytes
x-cache-hits
0, 0
swipl-devel
api.github.com/repos/SWI-Prolog/ 		7 KB
3 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/SWI-Prolog/swipl-devel
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.6 Frankfurt am Main, Germany, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-6-fra.github.com
Software
GitHub.com /
Resource Hash
ded5fa7a90ab42eb46cae56c0115b8d60c30fbf8e5abec1d5bf6d4a5bbe571d5
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 14 May 2024 23:33:37 GMT
strict-transport-security
max-age=31536000; includeSubdomains; preload
x-content-type-options
nosniff
content-security-policy
default-src 'none'
content-encoding
gzip
x-ratelimit-used
2
x-github-media-type
github.v3; format=json
x-github-api-version-selected
2022-11-28
content-length
1505
x-xss-protection
0
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Tue, 14 May 2024 15:43:54 GMT
server
GitHub.com
x-github-request-id
EA2E:7620:34DD139:35174A8:6643F4D1
etag
W/"858dd6f7b9250bbcef337794dba00417880f880551bde43c71e6c98ec0c6a130"
vary
Accept, Accept-Encoding, Accept, X-Requested-With
x-frame-options
deny
content-type
application/json; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, X-GitHub-SSO, X-GitHub-Request-Id, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-resource
core
x-ratelimit-reset
1715732686
x-ratelimit-limit
60
accept-ranges
bytes
x-ratelimit-remaining
58
favicon.ico
www.swi-prolog.org/icons/ 		16 KB
16 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://www.swi-prolog.org/icons/favicon.ico
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
ba3fcfac0b701a9a8764fa360db228310152af4102a62257d9e8bbc81c1e53ce
Security Headers
Name Value
Strict-Transport-Security max-age=900

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://www.swi-prolog.org/
Accept-Language
de-DE,de;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-served-by
cache-bfi-krnt7300117-BFI, cache-fra-eddf8230141-FRA
date
Tue, 14 May 2024 23:33:37 GMT
via
1.1 varnish, 1.1 varnish
strict-transport-security
max-age=900
last-modified
Sun, 10 Mar 2024 15:11:19 GMT
server
nginx/1.18.0 (Ubuntu)
age
3629
x-timer
S1715729618.742608,VS0,VE1
x-cache
HIT, HIT
content-type
image/x-ico
accept-ranges
bytes
content-length
16397
x-cache-hits
13, 0

Verdicts & Comments Add Verdict or Comment

2 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.

function| $ function| jQuery

0 Cookies

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 frame-ancestors 'none'
Strict-Transport-Security max-age=900

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.

api.github.com
buttons.github.io
fonts.googleapis.com
fonts.gstatic.com
www.swi-prolog.org
140.82.121.6
2606:50c0:8003::153
2a00:1450:4001:80b::200a
2a00:1450:4001:831::2003
2a04:4e42::729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