What powers refdb.ru?
Last seen Aug 2026 · 8 technologies across 6 categories
Advertising
ADFOX
since May 2022
Advertising Networks
Google AdSense
since May 2017
Analytics
Google Analytics
since Jun 2018
Matomo Analytics
since Apr 2024
Hosting
REG.RU
since Aug 2022
JavaScript Frameworks
Web Servers
Apache HTTP Server
since May 2017
Nginx
since Jun 2021
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 77% phone
- 23% desktop
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.05 / 10 · ranked #533,209 of all domains
184 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.7 MB · 22 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SPACENET-AS Internet Service Provider (62.173.142.52)
- DNS: REG.RU
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 460,368, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| refdb.ru | 6 |
| www.refdb.ru | 4 |