What powers tacr.cz?
Last seen Jun 2026 · 75 technologies across 29 categories
Advertising
Microsoft Advertising
since Oct 2024
Analytics
Cloudflare Browser Insights
since Oct 2025
Google Analytics
since Jun 2018
Matomo Analytics
since Jan 2025
Plausible
since Jan 2023
Authentication
Google Sign-in
since Jul 2023
Blogs
WordPress
since Oct 2019
Caching
WP Rocket
since Jan 2023
CDN
CMS
Google Sites
since Aug 2022
Cookie compliance
Databases
MySQL
since Oct 2019
Font scripts
IaaS
Google Cloud
since Jul 2023
Issue trackers
JavaScript frameworks
JavaScript libraries
decimal.js
since Jun 2024
LazySizes
since Feb 2022
Lightbox
since Nov 2024
Marked
since Dec 2022
Modernizr
since May 2019
Select2
since May 2019
Selectize
since Jun 2024
Swiper
since Oct 2023
Twitter typeahead.js
since Dec 2022
Marketing automation
MailChimp
since Oct 2019
Miscellaneous
Operating systems
Debian
since Sep 2022
Page builders
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since Nov 2023
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Nov 2023
Programming languages
Security
HSTS
since Sep 2022
SEO
The SEO Framework
since Nov 2024
Tag managers
Google Tag Manager
since May 2019
UI frameworks
Animate.css
since Nov 2023
MUI
since Jul 2023
Video players
YouTube
since Nov 2023
Web frameworks
Web servers
Webmail
Apple iCloud Mail
since Jun 2025
Google Workspace
since Aug 2022
WordPress plugins
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 100% desktop
Czechia
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.03 / 10 · ranked #37,149 of all domains
527 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 3.8 MB · 47 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.tacr.cz | 21 |
| sista.tacr.cz | 18 |
| 15let.tacr.cz | 17 |
| vedaneniscifi.tacr.cz | 16 |
| isrb2.tacr.cz | 14 |
| old.starfos.tacr.cz | 14 |
| starfos.tacr.cz | 13 |
| tacr.cz | 12 |
| dotaznik.tacr.cz | 11 |
| helpdesk.tacr.cz | 7 |
| ista.tacr.cz | 6 |
| pruvodce.beta3.tacr.cz | 6 |
| kariera.tacr.cz | 5 |
Full technology history →
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Recent changes
- detected Cloudflare Browser Insights Oct 2025
- detected Sentry Oct 2025