What powers janstejn.cz?
Last seen Jun 2026 · 23 technologies across 14 categories
Analytics
Google Analytics
since Feb 2026
CMS
Databases
MySQL
since Sep 2020
Font scripts
Twitter Emoji (Twemoji)
since Sep 2020
JavaScript frameworks
JavaScript libraries
Swiper
since Sep 2022
Miscellaneous
RSS
since Feb 2023
Performance
Priority Hints
since Jun 2024
Programming languages
PHP
since Sep 2020
Security
Really Simple SSL & Security
since Jun 2024
Web servers
Apache Traffic Server
since Sep 2020
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
Smash Balloon Instagram Feed
since Jul 2025
WordPress themes
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.79 / 10 · ranked #4,420,316 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 79 requests
- WordPress theme: hello-elementor · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Google Analytics Feb 2026
- detected Site Kit Feb 2026
- detected Twitter Emoji (Twemoji) Feb 2026