What powers schk.su?
Last seen Sep 2026 · 26 technologies across 13 categories
Analytics
CMS
WordPress
since Aug 2022
Databases
MySQL
since Aug 2022
Hosting
REG.RU
since Sep 2025
JavaScript libraries
Miscellaneous
Open Graph
since Nov 2022
RSS
since Dec 2022
Performance
Priority Hints
since Dec 2023
Programming languages
PHP
since Aug 2022
Security
Web servers
Nginx
since Aug 2022
Widgets
AddToAny
since Aug 2022
WordPress plugins
Contact Form 7
since Aug 2022
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.77 / 10 · ranked #2,040,400 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian (Russia)
- Weight: 8.8 MB · 392 requests
- WordPress theme: oceanwp · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Союз Чувашских Краеведов
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on REG.RU (31.31.196.247, IPv6)
- DNS: REG.RU
- Email: REG.RU
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 1,302,408, 4 hosts
DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted