What powers 
jmnet.cz?
Last seen Oct 2026 · 5 technologies across 5 categories
JavaScript libraries
Operating systems
Debian
since Aug 2018
Programming languages
PHP
since Aug 2018
Security
HSTS
since Sep 2022
Web servers
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 Nov 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 55% desktop
- 45% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.44 / 10 · ranked #962,640 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Czech
- Weight: 0.5 MB · 25 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on JMNET JM-Networks, s.r.o. (185.47.223.76)
- DNS: jmnet.cz
- Email: jmnet.cz
- Email security: SPF (soft fail), DMARC quarantine, MTA-STS, BIMI
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 3,119,831, 12 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted