What powers sievert.pl?
Last seen Jun 2026 · 19 technologies across 10 categories
Analytics
Albacross
since Sep 2022
Google Analytics
since Jun 2020
CDN
Databases
Font scripts
Google Font API
since Jun 2022
JavaScript libraries
Miscellaneous
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Apr 2021
Web servers
Apache HTTP Server
since Jun 2020
Webmail
Apple iCloud Mail
since Sep 2023
Microsoft 365
since Aug 2022
Audience
- 53% phone
- 47% desktop
Poland
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.98 / 10 · ranked #1,621,956 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Polish (Poland)
- Weight: 5.4 MB · 138 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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