What powers kappalib.ru?
Last seen Jun 2026 · 7 technologies across 6 categories
Analytics
Umami
since Mar 2026
CDN
jsDelivr
since Mar 2026
Font scripts
Google Font API
since Apr 2026
Miscellaneous
HTTP/3
since Mar 2026
Open Graph
since Mar 2026
Security
HSTS
since Mar 2026
Webmail
Apple iCloud Mail
since Apr 2026
Audience
- 97% phone
- 3% desktop
Russia
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Full technology history →
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Recent changes
- detected Apple iCloud Mail Apr 2026
- detected Google Font API Apr 2026