What powers silnereci.cz?
Last seen Sep 2026 · 24 technologies across 14 categories
Analytics
CMS
Cookie compliance
Databases
Font scripts
Issue trackers
JavaScript libraries
Miscellaneous
Page builders
Programming languages
Security
Tag managers
Web servers
WordPress plugins
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 80% phone
- 20% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.27 / 10 · ranked #2,950,484 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 3.9 MB · 82 requests
- WordPress theme: theme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Websupport (37.9.175.197, IPv6)
- DNS: Websupport
- Email: Websupport
- Email security: SPF (neutral), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, wildcard, expires Jan 2027
- Common Crawl link graph: rank 16,877,576, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Contact Form 7 Jul 2026
- detected CookieYes Jul 2026
- detected core-js Jul 2026
- detected Facebook Pixel Jul 2026
- detected GenerateBlocks Jul 2026
- detected Google Analytics Jul 2026
- detected Google Tag Manager Jul 2026
- detected HTTP/3 Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected OpenResty Jul 2026
- detected PHP Jul 2026
- detected PixelYourSite Jul 2026
- detected reCAPTCHA Jul 2026
- detected Select2 Jul 2026
- detected Sentry Jul 2026
- detected Twitter Emoji (Twemoji) Jul 2026
- detected W3 Total Cache Jul 2026
- detected WordPress Jul 2026
- detected WordPress Block Editor Jul 2026
- detected Yoast SEO Jul 2026
- detected GenerateBlocks Jun 2026
- detected WordPress Block Editor Jun 2026
- detected Twitter Emoji (Twemoji) Feb 2026