What powers 
polka.academy?
Last seen Aug 2026 · 16 technologies across 6 categories
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| eugene onegin in russian | #70 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
AI Crawlers
No AI crawlers blocked
Audience
- 75% phone
- 21% desktop
- 4% tablet
Russia
Germany
Belarus
United Kingdom
Netherlands
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.47 / 10 · ranked #162,783 of all domains
217 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian (Russia)
- Weight: 6.6 MB · 20 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on YANDEXCLOUD (84.252.140.126)
- DNS: ns1.yandexcloud.net
- Email: Yandex 360
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 422,830, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| click.polka.academy | 12 |
| polka.academy | 10 |
| www.polka.academy | 10 |