What powers code-class.ru?
Last seen Jun 2026 · 34 technologies across 21 categories
A/B Testing
Google Optimize
since Feb 2021
Analytics
Google Analytics
since Feb 2020
Yandex.Metrika
since Feb 2021
CDN
Amazon CloudFront
since Jul 2025
CMS
Tilda
since Feb 2020
Font scripts
Google Font API
since Feb 2020
Hosting
REG.RU
since Aug 2022
Issue trackers
Sentry
since Jul 2021
JavaScript frameworks
Socket.io
since Jun 2020
JavaScript libraries
Maps
Google Maps
since Feb 2020
Miscellaneous
PaaS
Amazon Web Services
since Jul 2025
Programming languages
Referral marketing
Flocktory
since Dec 2024
Retargeting
Google Remarketing Tag
since Jul 2021
Security
DDoS-Guard
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2020
Video players
YouTube
since Feb 2020
Web frameworks
Laravel
since Jun 2020
Web servers
Widgets
Facebook
since Feb 2020
Audience
- 94% desktop
- 6% phone
Russia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.87 / 10 · ranked #3,954,602 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 2.0 MB · 154 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| erp.code-class.ru | 13 |
| fr.code-class.ru | 12 |
| quiz.code-class.ru | 10 |
| code-class.ru | 9 |
| lk.code-class.ru | 8 |
| sev.code-class.ru | 8 |
| lp.code-class.ru | 5 |
Full technology history →
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Recent changes
- dropped HSTS Nov 2025