What powers portnoy.school?
Last seen Aug 2026 · 11 technologies across 8 categories
Analytics
Yandex.Metrika
since Jul 2026
Font scripts
Glyphicons
since Jul 2026
Hosting
REG.RU
since Aug 2026
JavaScript libraries
Bootstrap Table
since Jul 2026
LazySizes
since Jul 2026
Miscellaneous
Open Graph
since Jul 2026
Performance
Priority Hints
since Jul 2026
UI frameworks
Bootstrap
since Jul 2026
Web servers
Nginx
since Jul 2026
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 Aug 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.
Core Web Vitals
| LCP | 3.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 79.7 MB · 232 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on HLL-AS (185.65.148.19)
- DNS: REG.RU
- Email: no MX record returned, SPF names REG.RU
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected REG.RU Aug 2026