What powers learndb.ru?
Last seen Oct 2026 · 12 technologies across 7 categories
Analytics
Font scripts
JavaScript frameworks
Miscellaneous
Operating systems
Programming languages
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 60% desktop
- 40% phone
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.54 / 10 · ranked #6,130,564 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian
- Weight: 3.4 MB · 68 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CLOUDRU-AS (45.132.178.77)
- DNS: Mail.ru
- Email: Mail.ru
- Email security: SPF, DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 7,746,825
- Verified with: Yandex Webmaster
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped core-js May 2026