What powers ryby-peruc.cz?
Last seen Sep 2026 · 5 technologies across 5 categories
CDN
Font scripts
Miscellaneous
Performance
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.02 / 10 · ranked #12,309,248 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.1 MB · 17 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Ryby a lahůdky Peruc
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on 20i (185.151.30.180, IPv6)
- DNS: webkitty.eu
- Email: 20i
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 16,711,633, 2 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped HTTP/3 May 2026
- dropped Joomla May 2026
- dropped jQuery May 2026
- dropped jQuery Migrate May 2026
- dropped MooTools May 2026
- dropped Nginx May 2026
- dropped OpenResty May 2026
- dropped PHP May 2026
- detected Apache HTTP Server Apr 2026
- detected Google Font API Apr 2026
- detected Open Graph Apr 2026
- detected Priority Hints Apr 2026
- detected StackPath Apr 2026