What powers collegedetrappenberg.nl?
Last seen Sep 2026 · 18 technologies across 11 categories
Advertising
Microsoft Advertising
since Mar 2026
Analytics
Google Analytics
since Oct 2024
CMS
DNN
since Nov 2023
Amazon SES
since Nov 2023
Font scripts
Google Font API
since Nov 2023
Typekit
since Nov 2023
JavaScript libraries
Miscellaneous
Open Graph
since Nov 2023
PWA
since Nov 2023
PaaS
Amazon Web Services
since Nov 2023
Strato
since Nov 2023
Security
HSTS
since Nov 2023
Web frameworks
Microsoft ASP.NET
since Nov 2023
Webmail
Microsoft 365
since Nov 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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.66 / 10 · ranked #5,232,309 of all domains
4 referring domains · OpenPageRank
Page
- Language: Dutch (Netherlands)
- Weight: 2.4 MB · 54 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: STRATO
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 27,532,141
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Advertising Mar 2026