What powers jirivanek.eu?
Last seen Sep 2026 · 34 technologies across 16 categories
Analytics
Authentication
Caching
CDN
CMS
Databases
Font scripts
JavaScript graphics
JavaScript libraries
Miscellaneous
Performance
Programming languages
Tag managers
Widgets
WordPress plugins
WordPress themes
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 62% phone
- 38% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.80 / 10 · ranked #1,971,638 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech (Czechia)
- CDN: Cloudflare
- Weight: 1.4 MB · 92 requests
- WordPress theme: generatepress (child: jiri-vanek-generatepress) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.10.147, IPv6)
- DNS: Cloudflare DNS
- Email: forpsi.com
- Email security: SPF (hard fail), DMARC reject
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 560,122, 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 Twitter Emoji (Twemoji) Dec 2025