What powers ylab.io?
Last seen Sep 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Apr 2019
Yandex.Metrika
since Mar 2022
CDN
Unpkg
since May 2023
CMS
Tilda
since May 2023
Font scripts
Google Font API
since Aug 2022
JavaScript frameworks
React
since Apr 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Ubuntu
since Aug 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Node.js
since Apr 2019
Security
DDoS-Guard
since May 2023
Tag managers
Google Tag Manager
since Apr 2019
UI frameworks
Ant Design
since Aug 2022
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
AI Crawlers
No AI crawlers blocked
Audience
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.81 / 10 · ranked #1,948,937 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian
- Weight: 1.1 MB · 58 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on YANDEXCLOUD (84.201.130.34)
- DNS: Amazon Route 53
- Email: no MX record returned
- Email security: SPF, DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Sep 2026
- Common Crawl link graph: rank 6,741,170, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ylab.io | 12 |
| python-junior.ylab.io | 11 |
| university.ylab.io | 9 |