What powers contrain.pl?
Last seen Jun 2026 · 48 technologies across 22 categories
Advertising
Microsoft Advertising
since Oct 2024
Analytics
Google Analytics
since Jan 2019
Linkedin Insight Tag
since Feb 2021
Microsoft Clarity
since Feb 2023
Authentication
Facebook Login
since Jul 2021
Caching
WP Rocket
since Jan 2019
CDN
Cloudflare
since Jun 2025
Google Hosted Libraries
since Oct 2024
CMS
WordPress
since Jan 2019
Cookie compliance
Databases
MySQL
since Jan 2019
Font scripts
Google Font API
since Jan 2019
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript libraries
Live chat
Miscellaneous
Page builders
WordPress Block Editor
since Oct 2024
Performance
Priority Hints
since Oct 2024
Programming languages
Security
Cloudflare Bot Management
since Jun 2025
reCAPTCHA
since Jan 2019
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Animate.css
since Nov 2022
Web frameworks
Ruby on Rails
since Jan 2019
Web servers
Apache HTTP Server
since May 2023
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
PixelYourSite
since Apr 2023
Polylang
since Mar 2025
Audience
- 93% phone
- 7% desktop
Poland
Netherlands
Germany
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.28 / 10 · ranked #1,155,266 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Polish
- Weight: 20.6 MB · 298 requests
- WordPress theme: contrain2025 · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| contrain.pl | 36 |
| ua.contrain.pl | 19 |
| portalpracownika.contrain.pl | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025
- detected PixelYourSite Nov 2025
- dropped React Oct 2025
- dropped Underscore.js Oct 2025