What powers 
zivehory.cz?
Last seen Aug 2026 · 18 technologies across 14 categories
Analytics
CMS
Databases
MySQL
since May 2021
Font scripts
Font Awesome
since May 2021
Twitter Emoji (Twemoji)
since Sep 2021
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Operating systems
Ubuntu
since May 2021
Page builders
Performance
Priority Hints
since Aug 2025
Programming languages
PHP
since May 2021
Security
HSTS
since Sep 2022
Video players
YouTube
since May 2021
Web servers
WordPress themes
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
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Aug 2026 robots.txt removed
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
3.51 / 10 · ranked #888,311 of all domains
68 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on ASBESTNET (194.8.253.233, IPv6)
- DNS: best-hosting.cz
- Email: best-hosting.cz
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,604,612, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted