What powers klass-uchebnik.com?
Last seen Jun 2026 · 17 technologies across 11 categories
Advertising
ADFOX
since Jan 2024
Analytics
Google Analytics
since Jan 2024
CDN
cdnjs
since Jan 2024
Cloudflare
since Jan 2024
CMS
DataLife Engine
since Jan 2024
Font scripts
Google Font API
since Jan 2024
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Jan 2024
Programming languages
Security
HSTS
since Jan 2024
Web servers
Apache HTTP Server
since Jan 2024
Audience
Russia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.52 / 10 · ranked #23,855,374 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Russian
- Weight: 1.9 MB · 66 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Adobe Audience Manager May 2026
- detected Adobe Audience Manager Mar 2026
- dropped Preact Feb 2026
- dropped Adobe Audience Manager Dec 2025
- detected Preact Dec 2025
- dropped jsDelivr Nov 2025
- dropped Preact Nov 2025
- dropped Snowplow Analytics Nov 2025
- dropped HTTP/3 Oct 2025
- detected Adobe Audience Manager Sep 2025
- detected Nginx Sep 2025
- detected Preact Sep 2025
- detected Snowplow Analytics Sep 2025
- dropped Adobe Audience Manager Aug 2025
- dropped Preact Aug 2025