What powers calculate.ru?
Last seen Jun 2026 · 20 technologies across 14 categories
A/B Testing
Google Optimize
since Feb 2021
Analytics
Google Analytics
since Apr 2019
Yandex.Metrika
since Feb 2021
CMS
1C-Bitrix
since Jan 2019
Font scripts
Hosting
REG.RU
since Jul 2023
JavaScript libraries
Live chat
Rocket.Chat
since May 2025
Miscellaneous
Programming languages
Retargeting
Google Remarketing Tag
since Jul 2021
Tag managers
Google Tag Manager
since Apr 2019
UI frameworks
Bootstrap
since Apr 2022
Web frameworks
Django
since Apr 2022
Web servers
Nginx
since Jan 2019
Audience
- 56% desktop
- 44% phone
Russia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.35 / 10 · ranked #2,773,922 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Russian
- Weight: 17.6 MB · 82 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| book.calculate.ru | 17 |
| www.calculate.ru | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Rocket.Chat Feb 2026
- dropped Rocket.Chat Jan 2026
- dropped cdnjs Oct 2025
- dropped Cloudflare Oct 2025
- dropped Google Font API Oct 2025
- detected cdnjs Aug 2025
- detected Cloudflare Aug 2025
- detected Google Font API Aug 2025