Submitted URL: http://lithium.liacs.nl/
Effective URL: https://liacs.leidenuniv.nl/
Submission: On March 01 via api from NL — Scanned from NL

Summary

This website contacted 6 IPs in 3 countries across 6 domains to perform 43 HTTP transactions. The main IP is 132.229.137.15, located in Voorschoten, Netherlands and belongs to SURFNET-NL SURFnet, The Netherlands, NL. The main domain is liacs.leidenuniv.nl.
TLS certificate: Issued by GEANT OV RSA CA 4 on February 2nd 2024. Valid for: a year.
This is the only time liacs.leidenuniv.nl was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 6 132.229.137.15 1103 (SURFNET-N...)
34 132.229.29.70 1103 (SURFNET-N...)
2 2a00:1450:400... 15169 (GOOGLE)
1 18.66.97.37 16509 (AMAZON-02)
1 2001:4860:480... 15169 (GOOGLE)
1 13.32.27.54 16509 (AMAZON-02)
43 6
Apex Domain
Subdomains
Transfer
34 universiteitleiden.nl
www.universiteitleiden.nl — Cisco Umbrella Rank: 576402
1 MB
4 leidenuniv.nl
liacs.leidenuniv.nl
105 KB
2 hotjar.com
static.hotjar.com — Cisco Umbrella Rank: 703
script.hotjar.com — Cisco Umbrella Rank: 882
60 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 40
203 KB
2 liacs.nl
lithium.liacs.nl
403 B
1 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2089
248 B
43 6
Domain Requested by
34 www.universiteitleiden.nl liacs.leidenuniv.nl
www.universiteitleiden.nl
4 liacs.leidenuniv.nl liacs.leidenuniv.nl
2 www.googletagmanager.com liacs.leidenuniv.nl
www.googletagmanager.com
2 lithium.liacs.nl 2 redirects
1 script.hotjar.com static.hotjar.com
1 region1.google-analytics.com www.googletagmanager.com
1 static.hotjar.com www.googletagmanager.com
43 7
Subject Issuer Validity Valid
lithium.liacs.nl
GEANT OV RSA CA 4
2024-02-02 -
2025-02-01
a year crt.sh
www.universiteitleiden.nl
GEANT OV RSA CA 4
2023-10-24 -
2024-10-23
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2024-02-05 -
2024-04-29
3 months crt.sh
*.hotjar.com
Amazon ECDSA 256 M03
2024-02-07 -
2025-03-08
a year crt.sh

This page contains 1 frames:

Primary Page: https://liacs.leidenuniv.nl/
Frame ID: 36ED981DCCD5FD150A18A3143B4DA223
Requests: 43 HTTP requests in this frame

Screenshot

Page Title

Computer Science at Leiden University - Leiden University

Page URL History Show full URLs

  1. http://lithium.liacs.nl/ HTTP 302
    https://lithium.liacs.nl/ HTTP 301
    https://liacs.leidenuniv.nl/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <[^>]+/binaries/(?:[^/]+/)*content/gallery/

Overall confidence: 100%
Detected patterns

Overall confidence: 100%
Detected patterns
  • <!-- (?:End )?Google Tag Manager -->
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • //static\.hotjar\.com/

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

Page Statistics

43
Requests

100 %
HTTPS

33 %
IPv6

6
Domains

7
Subdomains

6
IPs

3
Countries

1431 kB
Transfer

2345 kB
Size

5
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://lithium.liacs.nl/ HTTP 302
    https://lithium.liacs.nl/ HTTP 301
    https://liacs.leidenuniv.nl/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

43 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
liacs.leidenuniv.nl/
Redirect Chain
  • http://lithium.liacs.nl/
  • https://lithium.liacs.nl/
  • https://liacs.leidenuniv.nl/
43 KB
43 KB
Document
General
Full URL
https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.137.15 Voorschoten, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
lithium.liacs.nl
Software
nginx/1.20.1 /
Resource Hash
21ad613fe4642edeaafc9682214079fcef3d506bf3d54ff28c72d2a293ae4223
Security Headers
Name Value
Strict-Transport-Security max-age=604800; preload

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36
accept-language
nl-NL,nl;q=0.9

Response headers

Connection
keep-alive
Content-Type
text/html; charset=UTF-8
Date
Fri, 01 Mar 2024 15:32:50 GMT
Server
nginx/1.20.1
Strict-Transport-Security
max-age=604800; preload
Transfer-Encoding
chunked

Redirect headers

Connection
keep-alive
Content-Length
169
Content-Type
text/html
Date
Fri, 01 Mar 2024 15:32:50 GMT
Location
https://liacs.leidenuniv.nl/
Server
nginx/1.20.1
screen.css
www.universiteitleiden.nl/en/design-1.0/css/ul2external/
313 KB
70 KB
Stylesheet
General
Full URL
https://www.universiteitleiden.nl/en/design-1.0/css/ul2external/screen.css?v=1.170.01
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
753eaf9a2ad273978affa576539bfc7d0e682c801a00d84a1de4fe2649877119
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Wed, 28 Feb 2024 06:26:20 GMT
Etag
W/"320904-1709101580000"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
text/css;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
zegel.png
www.universiteitleiden.nl/en/design-1.0/assets/images/
6 KB
7 KB
Image
General
Full URL
https://www.universiteitleiden.nl/en/design-1.0/assets/images/zegel.png
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
53b78e84da87287d1c5bfa91a6de549a2dae14501dd825d64e762e80fcbbe881
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Wed, 28 Feb 2024 06:26:20 GMT
Etag
W/"6003-1709101580000"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
image/png;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
d1180x250
www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/liacs/new_header2.jpg/new_header2.jpg/
227 KB
229 KB
Image
General
Full URL
https://www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/liacs/new_header2.jpg/new_header2.jpg/d1180x250
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
1dbc4419f4b387851b1ca0c07dd57d31ffbd4464a80af706dac74e02c43cb3cf
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Tue, 28 Jun 2022 12:27:27 GMT
Etag
"1638288980291"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
image/jpeg;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
d50x50
www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/liacs/studieruimte_beta_cafe_2018---comp.jpg/studieruimte_beta_cafe_2018---comp.jpg/
5 KB
5 KB
Image
General
Full URL
https://www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/liacs/studieruimte_beta_cafe_2018---comp.jpg/studieruimte_beta_cafe_2018---comp.jpg/d50x50
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
9ca46896923b482f645acdaec9dd14efab419e9f2bac935bbe6f81057801f0d3
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Mon, 26 Feb 2024 22:08:28 GMT
Etag
"1740570569790"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
image/jpeg;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
d50x50
www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/lion/2024-images-lion/evert-van-nieuwenburg-quantumg-games.jpg/evert-van-nieuwenburg-quantumg-games.jpg/
5 KB
5 KB
Image
General
Full URL
https://www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/lion/2024-images-lion/evert-van-nieuwenburg-quantumg-games.jpg/evert-van-nieuwenburg-quantumg-games.jpg/d50x50
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
a6eb3753534aa9d6d78d033d001e384b48a808909f0055902b9d3e07798f280a
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Fri, 23 Feb 2024 07:09:27 GMT
Etag
"1714220652760"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
image/jpeg;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
d50x50
www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/nieuws/2024/1/header-preset-groot-formaat.jpg/header-preset-groot-formaat.jpg/
4 KB
4 KB
Image
General
Full URL
https://www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/nieuws/2024/1/header-preset-groot-formaat.jpg/header-preset-groot-formaat.jpg/d50x50
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
56ff62e8ce62483f98ca38c0eb468cf1bf2bc0e241020660963c9dd7a5047dc3
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Tue, 23 Jan 2024 15:18:06 GMT
Etag
"1716766576323"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
image/jpeg;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
d50x50
www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/archaeology/archaeological-feature-colombia-branding.jpg/archaeological-feature-colombia-branding.jpg/
4 KB
5 KB
Image
General
Full URL
https://www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/archaeology/archaeological-feature-colombia-branding.jpg/archaeological-feature-colombia-branding.jpg/d50x50
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
29db777c8657b07746fc6af088b6fe4f4d390cfb47f29f9aa74b7d122aae13f2
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Date
Fri, 01 Mar 2024 15:32:50 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Age
128
Transfer-Encoding
chunked
X-Xss-Protection
1; mode=block
Referrer-Policy
strict-origin-when-cross-origin, strict-origin
Last-Modified
Thu, 18 Jan 2024 09:25:30 GMT
Etag
"1679573304119"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
image/jpeg;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
d50x50
www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/liacs/signal-2022-05-06-135241_001.jpeg/signal-2022-05-06-135241_001.jpeg/
5 KB
5 KB
Image
General
Full URL
https://www.universiteitleiden.nl/binaries/content/gallery/ul2/main-images/science/liacs/signal-2022-05-06-135241_001.jpeg/signal-2022-05-06-135241_001.jpeg/d50x50
Requested by
Host: liacs.leidenuniv.nl
URL: https://liacs.leidenuniv.nl/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
132.229.29.70 Oegstgeest, Netherlands, ASN1103 (SURFNET-NL SURFnet, The Netherlands, NL),
Reverse DNS
p-lb-000636.infra.leidenuniv.nl
Software
/
Resource Hash
f2cfaed7a02d88cf90ea950c3bdb4e6c0c652c0db7f6d81b5e0c3217ecf239ed
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self' https://leidenuniv.libwizard.com https://library-tutorials.leidenuniv.nl https://brightspace.universiteitleiden.nl
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

Content-Security-Policy
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Response headers

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Requested by
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Security
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Server
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Response headers

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Response headers

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strict-origin-when-cross-origin, strict-origin
Last-Modified
Wed, 28 Feb 2024 06:26:20 GMT
Etag
W/"306-1709101580000"
Access-Control-Max-Age
3600
Access-Control-Allow-Methods
GET
Content-Type
text/javascript;charset=UTF-8
Access-Control-Allow-Origin
*
Vary
Accept-Encoding, Origin
X-FRAME-OPTIONS
SAMEORIGIN
Accept-Ranges
bytes
collect
region1.google-analytics.com/g/
0
248 B
Ping
General
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-0RSX4L0ZPZ&gtm=45je42s0v873081270z8832271741za200&_p=1709307170706&gcs=G101&gcd=13q3v3q3q7&npa=1&dma_cps=-&dma=1&ul=en&cid=1428559126.1709307171&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&pscdl=denied&_s=1&sid=1709307170&sct=1&seg=0&dl=https%3A%2F%2Fliacs.leidenuniv.nl%2F&dt=Computer%20Science%20at%20Leiden%20University%20-%20Leiden%20University&en=page_view&_fv=1&_nsi=1&_ss=1&ep.faculty_name=Science&ep.page_type=organizationlanding&ep.cookies_accepted=false&up.cookies_geaccepteerd=false&tfd=715
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-0RSX4L0ZPZ&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

pragma
no-cache
date
Fri, 01 Mar 2024 15:32:51 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://liacs.leidenuniv.nl
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
modules.84f80a92c39bbd76564a.js
script.hotjar.com/
221 KB
55 KB
Script
General
Full URL
https://script.hotjar.com/modules.84f80a92c39bbd76564a.js
Requested by
Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-2276989.js?sv=7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.27.54 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-27-54.fra56.r.cloudfront.net
Software
/
Resource Hash
8cfc58c903082aab59592305e949e7b3c9215f3a62d70d13b9baee604d6132ab
Security Headers
Name Value
Strict-Transport-Security max-age=2592000; includeSubDomains
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://liacs.leidenuniv.nl/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

date
Fri, 01 Mar 2024 12:10:06 GMT
content-encoding
br
x-content-type-options
nosniff
strict-transport-security
max-age=2592000; includeSubDomains
via
1.1 1ee1abe42f3acbda66e5d1252319566a.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C2
age
12165
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
content-length
55719
last-modified
Fri, 01 Mar 2024 12:09:47 GMT
etag
"fd429e33536e4a29658cbbc9d61c6168"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=31536000
accept-ranges
bytes
x-robots-tag
none
x-amz-cf-id
abPmtQ-r-n-q2twutDA_Q6jkx1z6-_88f6UuC_CkR1Lh_0jiUWtqDA==

Verdicts & Comments Add Verdict or Comment

23 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.

object| 0 string| cookiesAccepted string| internalTraffic object| dataLayer object| UL2 function| $ function| jQuery object| google_tag_manager object| google_tag_data function| hj object| _hjSettings function| setCookie function| getCookie function| onYouTubeIframeAPIReady function| getScrollPercent string| pagePath object| boundaries undefined| previous object| gaGlobal object| hjSiteSettings function| hjBootstrap object| hjBootstrapCalled object| hjLazyModules

5 Cookies

Domain/Path Name / Value
.liacs.leidenuniv.nl/ Name: pageviewCount
Value: 1
.leidenuniv.nl/ Name: _ga_0RSX4L0ZPZ
Value: GS1.1.1709307170.1.0.1709307170.0.0.0
.leidenuniv.nl/ Name: _ga
Value: GA1.1.1428559126.1709307171
.leidenuniv.nl/ Name: _hjSessionUser_2276989
Value: eyJpZCI6IjQxYThlMjJhLWU4YWUtNWU0OS05NzE1LWZmNWNiZTE2NjAxNCIsImNyZWF0ZWQiOjE3MDkzMDcxNzExNDksImV4aXN0aW5nIjpmYWxzZX0=
.leidenuniv.nl/ Name: _hjSession_2276989
Value: eyJpZCI6ImIxMjUzZmIxLTU2ZDctNDViZS04ZTMwLWNmMmI5NTg2ZDljYSIsImMiOjE3MDkzMDcxNzExNTAsInMiOjAsInIiOjAsInNiIjowLCJzciI6MCwic2UiOjAsImZzIjoxLCJzcCI6MH0=

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=604800; preload

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.

liacs.leidenuniv.nl
lithium.liacs.nl
region1.google-analytics.com
script.hotjar.com
static.hotjar.com
www.googletagmanager.com
www.universiteitleiden.nl
13.32.27.54
132.229.137.15
132.229.29.70
18.66.97.37
2001:4860:4802:32::36
2a00:1450:4001:831::2008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ed788b7c5255fe98229fc41307f99018dfe7d081a459811ea35b12d7a8d7ff3a
ef23d4b870a79513d63219861d4bb8353edacdc77b9fdea5c88a200b26522c62
f2cfaed7a02d88cf90ea950c3bdb4e6c0c652c0db7f6d81b5e0c3217ecf239ed
f7e4fcea6626e1312df3be281a328da6b4298da6827b9e3e0c291872288a5936
fb2df2246ca45a81fe7b2a39dc12abca34b7756b269c8ceb0902f75ab36dc4c4