What powers 
iire.org?
Last seen Aug 2026 · 10 technologies across 9 categories
Advertising
Twitter Ads
since Feb 2024
CDN
Cloudflare
since Mar 2025
CMS
Font scripts
Google Font API
since Jul 2024
Miscellaneous
RSS
since Dec 2022
Programming languages
PHP
since Apr 2020
Security
Cloudflare Bot Management
since Mar 2025
Web servers
Apache HTTP Server
since Apr 2020
Widgets
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
3.49 / 10 · ranked #907,423 of all domains
78 referring domains · OpenPageRank
Page
- Language: English
- Weight: 0.4 MB · 20 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- International Institute for Research and Education
- Founded: 1982
- Country: Netherlands
From Wikidata (CC0).
Infrastructure
- Hosted on HIGH5- (46.23.85.36)
- DNS: tuxic.nl
- Email: tuxic.nl
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed, CAA
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 700,911, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| iire.org | 9 |
| www.iire.org | 9 |
| library.iire.org | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Dec 2025
- dropped Google Font API Nov 2025