What powers 
psystudy.ru?
Last seen Oct 2026 · 10 technologies across 7 categories
Analytics
Google Analytics
since Jun 2018
DMS
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Jun 2018
UI frameworks
Bootstrap
since Mar 2022
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 66% desktop
- 34% phone
Russia
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.16 / 10 · ranked #473,275 of all domains
222 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian
- Weight: 0.7 MB · 25 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SPRINTHOST SPRINTHOST.RU LLC (141.8.195.177, IPv6)
- Email: psystudy.ru
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 582,838, 3 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.psystudy.ru | 10 |
| psystudy.ru | 9 |