What powers peri.cz?
Last seen Jun 2026 · 26 technologies across 19 categories
Advertising
FirstImpression.io
since May 2026
Analytics
Google Analytics
since Jan 2019
Appointment scheduling
Calendly
since Jul 2022
Caching
Varnish
since Aug 2023
CDN
Cookie compliance
Usercentrics
since Aug 2021
Ecommerce
Cart Functionality
since Nov 2022
JavaScript frameworks
JavaScript libraries
Flickity
since Jan 2025
Tiny Slider
since Nov 2022
Miscellaneous
Open Graph
since Sep 2022
PWA
since Nov 2022
Operating systems
Debian
since Nov 2022
Programming languages
PHP
since Nov 2022
Security
HSTS
since May 2023
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Video players
Twitch Player
since Mar 2022
Web frameworks
Web servers
Webmail
Apple iCloud Mail
since Mar 2025
Microsoft 365
since Aug 2022
Audience
- 79% phone
- 17% desktop
- 4% tablet
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.92 / 10 · ranked #635,749 of all domains
47 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.1 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 2900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech (Czechia)
- CDN: Fastly
- Weight: 3.9 MB · 39 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| poptavka.peri.cz | 17 |
| www.peri.cz | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Bootstrap Jun 2026
- detected Google Analytics Jun 2026
- detected jQuery Jun 2026
- detected jsDelivr Jun 2026
- dropped Microsoft Advertising Jun 2026
- detected Unpkg Jun 2026
- detected FirstImpression.io May 2026
- dropped Google Analytics Nov 2025
- dropped Unpkg Nov 2025