What powers 
overijsselacademie.nl?
Last seen Sep 2026 · 17 technologies across 13 categories
Caching
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
UI frameworks
Web servers
Webmail
WordPress plugins
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
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.52 / 10 · ranked #872,663 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 10.0 MB · 57 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Overijssel Academie (Stichting IJsselacademie on Wikidata)
- Founded: 1977
- Country: Netherlands
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on ZYLON-AS (185.58.56.231, IPv6)
- DNS: spothost.eu
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P384, expires Dec 2026
- Common Crawl link graph: rank 1,546,564, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted