What powers semper-info.ru?
Last seen Oct 2026 · 29 technologies across 15 categories
Analytics
CMS
Development
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.81 / 10 · ranked #16,372,477 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Weight: 4.7 MB · 64 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Semper
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on MASTERHOST-AS Moscow, Russia (90.156.200.153)
- DNS: selectel.ru
- Email: masterhost.ru
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 16,911,586, 2 hosts
- Verified with: GlobalSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| semper-info.ru | 25 |
| www.semper-info.ru | 15 |
Full technology history →
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Recent changes
- detected Django Oct 2026
- detected Next.js Oct 2026
- detected Next.js App Router Oct 2026
- detected Node.js Oct 2026
- detected Priority Hints Oct 2026
- detected PWA Oct 2026
- detected Python Oct 2026
- detected Radix UI Oct 2026
- detected React Oct 2026
- detected Tailwind CSS Oct 2026
- detected Turbopack Oct 2026
- detected Wagtail Oct 2026
- detected Webpack Oct 2026