What powers punk.cz?
Last seen Sep 2026 · 13 technologies across 8 categories
Analytics
JavaScript frameworks
JavaScript libraries
Lightbox
since Jan 2019
Miscellaneous
RSS
since Dec 2022
Operating systems
Windows Server
since Jan 2019
Performance
Priority Hints
since Dec 2025
Web frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 86% phone
- 14% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.23 / 10 · ranked #1,228,453 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| CLS | 0 |
| TTFB | 2100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.9 MB · 91 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CASABLANCA-AS Internet & Collocation Provider (77.78.100.101)
- Email: no MX record returned
- Email security: SPF (hard fail), DNSSEC signed
- SSL: Let's Encrypt, RSA 3072, expires Nov 2026
- Common Crawl link graph: rank 1,262,014, 3 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.punk.cz | 12 |
| punk.cz | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected core-js Aug 2026
- detected Priority Hints Dec 2025