What powers 
chf.cz?
Last seen Sep 2026 · 17 technologies across 14 categories
Analytics
Google Analytics
since Aug 2018
Authentication
Facebook Login
since Nov 2021
Font scripts
Google Font API
since Aug 2020
Issue trackers
Sentry
since Aug 2020
JavaScript frameworks
JavaScript libraries
Miscellaneous
Webpack
since Aug 2020
Operating systems
Windows Server
since Aug 2018
Programming languages
Node.js
since Aug 2020
Tag managers
Google Tag Manager
since Aug 2020
Web frameworks
Web servers
Webmail
Microsoft 365
since Aug 2022
Widgets
Facebook
since Aug 2018
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
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.26 / 10 · ranked #441,400 of all domains
46 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.9 MB · 47 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Extraliga házené
- Founded: 1993
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on PE3NY-AS (37.44.16.227)
- DNS: websupport.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed, MTA-STS, BIMI
- Common Crawl link graph: rank 1,223,869, 215 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sksh.chf.cz | 15 |
| jmksh.chf.cz | 10 |
| www.chf.cz | 10 |
| jksh.chf.cz | 7 |
| mksh.chf.cz | 7 |
| muzi.chf.cz | 7 |
| psh.chf.cz | 7 |
| www.muzi.chf.cz | 7 |
| www.reprezentace.chf.cz | 7 |
| www.svaz.chf.cz | 7 |
| www.zeny.chf.cz | 7 |
| zeny.chf.cz | 7 |
| oksh.chf.cz | 6 |
| old.muzi.chf.cz | 6 |
| old.reprezentace.chf.cz | 6 |
| old.svaz.chf.cz | 6 |
| old.zeny.chf.cz | 6 |
| pksh.chf.cz | 6 |
| uksh.chf.cz | 6 |
| vksh.chf.cz | 6 |
| www.jmksh.chf.cz | 6 |
| zksh.chf.cz | 6 |
| chf.cz | 2 |