What powers envirometr.cz?
Last seen Jul 2026 · 12 technologies across 10 categories
Analytics
Matomo Analytics
since Sep 2023
Caching
Varnish
since Sep 2023
CMS
Hosting
Drupal Multisite
since Sep 2023
JavaScript libraries
Miscellaneous
Popper
since Sep 2023
Programming languages
PHP
since Sep 2023
Security
HSTS
since Sep 2023
UI frameworks
Widgets
AddToAny
since Sep 2023
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
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.11 / 10 · ranked #1,409,851 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.1 MB · 29 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SK-TELEKOM Slovak Telekom T-Mobile CZ (193.84.245.35, IPv6)
- Email: env.cz
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P384, expires Nov 2026
- Common Crawl link graph: rank 2,676,800, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted