What powers 
chomutov.cz?
Last seen Sep 2026 · 62 technologies across 23 categories
Analytics
CDN
CMS
Comment systems
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Maps
Miscellaneous
Mobile frameworks
Operating systems
Page builders
Performance
Programming languages
Security
UI frameworks
Video players
Web frameworks
Web servers
WordPress plugins
WordPress themes
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 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 68% phone
- 32% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #349,870 of all domains
69 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.5 MB · 33 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- statutární město Chomutov (Chomutov on Wikidata)
- Country: Czech Republic
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on GRAPESC (217.75.213.173)
- DNS: web4u.cz
- Email: onice.io
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: DigiCert, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 1,235,713, 29 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| dpchj.chomutov.cz | 25 |
| parking.chomutov.cz | 14 |
| visit.chomutov.cz | 13 |
| www.chomutov.cz | 12 |
| granty.chomutov.cz | 11 |
| kariera.chomutov.cz | 11 |
| form.chomutov.cz | 10 |
| projekty.chomutov.cz | 10 |
| lazne.chomutov.cz | 9 |
| rezervace.chomutov.cz | 9 |
| mesto.chomutov.cz | 8 |
| socpom.chomutov.cz | 6 |
| hornicka.chomutov.cz | 5 |
| kadanska.chomutov.cz | 5 |
| naprikopech.chomutov.cz | 5 |
| pisecna.chomutov.cz | 5 |
| portalobcana.chomutov.cz | 5 |
| skolni.chomutov.cz | 5 |
| zakazky.chomutov.cz | 4 |
| gis.chomutov.cz | 3 |
Full technology history →
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Recent changes
- detected Google Analytics Apr 2026
- detected MonsterInsights Apr 2026
- dropped cdnjs Nov 2025
- dropped Cloudflare Nov 2025