What powers 
rvp.cz?
Last seen Sep 2026 · 63 technologies across 22 categories
Analytics
Authentication
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Message boards
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
Webmail
Widgets
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 * added to robots.txt
- Sep 2026 robots.txt appeared
- Sep 2026 robots.txt removed
- Aug 2026 * removed from robots.txt
- Aug 2026 * added to robots.txt
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 68% desktop
- 27% phone
- 5% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
7.02 / 10 · ranked #42,900 of all domains
527 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 7.5 MB · 76 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- NPI
- Industry: Education (declares
EducationalOrganization)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Registered Mar 2004 (22 years), renews Mar 2030
- Hosted on CESNET2 (195.113.77.133)
- DNS: webglobe.cz
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 42,844, 99 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| diskuze.rvp.cz | 22 |
| ema.rvp.cz | 22 |
| kc.rvp.cz | 22 |
| webinare.rvp.cz | 22 |
| spomocnik.rvp.cz | 21 |
| audiovideo.rvp.cz | 20 |
| blogy.rvp.cz | 20 |
| clanky.rvp.cz | 20 |
| digiskola.rvp.cz | 20 |
| profil-new.rvp.cz | 20 |
| digifolio.rvp.cz | 19 |
| dum.rvp.cz | 19 |
| rvp.cz | 19 |
| ucitel21.rvp.cz | 19 |
| uloziste.rvp.cz | 19 |
| wiki.rvp.cz | 18 |
| gramotnosti.rvp.cz | 17 |
| autori.rvp.cz | 16 |
| is.rvp.cz | 15 |
| pospolu.rvp.cz | 14 |
| revize-ict-g.rvp.cz | 14 |
| velke-revize-zv.rvp.cz | 14 |
| evaluacninastroje.rvp.cz | 11 |
| hop.rvp.cz | 11 |
Full technology history →
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Recent changes
- detected Lightbox Mar 2026