What powers profstroytek.ru?
Last seen Aug 2026 · 23 technologies across 13 categories
Analytics
CDN
CMS
Font scripts
JavaScript frameworks
JavaScript libraries
Live chat
Miscellaneous
Performance
Programming languages
Security
UI frameworks
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.31 / 10 · ranked #8,484,945 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian
- Weight: 1.7 MB · 99 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- ПРОФСТРОЙТЭК
- Industry: Education (declares
EducationalOrganization) - Profiles: YouTube
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on EUROBYTE (95.183.14.82)
- Email: Mail.ru
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,608,327
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected HSTS Aug 2026
- detected Priority Hints Aug 2026