What powers ksu-utrecht.nl?

Last seen Jul 2026 · 15 technologies across 10 categories

CDN

cdnjs
since Nov 2021
Cloudflare
since May 2022

Cookie compliance

Klaro
since Feb 2022

Email

Mailjet
since Aug 2022

Font scripts

Google Font API
since Jan 2019

JavaScript libraries

core-js v3.6.5
since Sep 2021
jQuery v1.9.1
since Jan 2019
Preact
since Nov 2021

Miscellaneous

Open Graph
since Sep 2022
Popper
since Apr 2022
Prism
since Jan 2019

Security

HSTS
since Jan 2023

UI frameworks

Bootstrap v4.0.0
since Jan 2019

Video players

YouTube
since Jan 2019

Webmail

Apple iCloud Mail
since Jan 2023

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Open Page Rank

3.37 / 10 · ranked #1,041,533 of all domains

21 referring domains · OpenPageRank

Organisation

  • Katholieke Scholenstichting Utrecht
  • Country: Netherlands

From Wikidata (CC0).

Infrastructure

  • Hosted on Amazon Web Services (3.125.11.62)
  • DNS: firstfind.nl
  • Email: mx.microsoft
  • Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
  • SSL: Let's Encrypt, RSA 4096, expires Dec 2026
  • Common Crawl link graph: rank 24,475,799, 3 hosts
  • Verified with: Apple Business

DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted

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