What powers opkm.hu?
Last seen Aug 2026 · 18 technologies across 12 categories
Analytics
Matomo Analytics
since Aug 2020
CDN
cdnjs
since May 2022
Cloudflare
since May 2022
Cookie compliance
JavaScript frameworks
JavaScript libraries
LMS
Moodle
since Nov 2022
Miscellaneous
Babel
since Nov 2022
Programming languages
PHP
since Jan 2019
Security
HSTS
since Sep 2022
UI frameworks
Video players
VideoJS
since Nov 2022
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Nov 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 63% phone
- 37% desktop
Hungary
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.41 / 10 · ranked #997,079 of all domains
71 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.2 MB · 21 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- National Educational Library and Museum
- Country: Hungary
From Wikidata (CC0).
Infrastructure
- Hosted on HBONE-AS KIFU (193.225.25.68)
- DNS: opkm.hu
- Email: opkm.hu
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 835,072, 15 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| elearning.opkm.hu | 12 |
| www.opkm.hu | 8 |
| olvasas.opkm.hu | 7 |
| opac.opkm.hu | 6 |