What powers lksh.ru?
Last seen Aug 2026 · 22 technologies across 13 categories
Analytics
VK Pixel
since Nov 2021
Yandex.Metrika
since Jul 2019
CDN
Font scripts
Google Font API
since Jan 2019
JavaScript Frameworks
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Mar 2024
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Django
since Jan 2019
Web Servers
Nginx
since Jun 2016
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.18 / 10 · ranked #3,134,187 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian
- Weight: 3.1 MB · 150 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on TELETECH (213.180.193.247, IPv6)
- DNS: ns1.yandexcloud.net
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 7,679,033, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| lksh.ru | 13 |
| sistema.lksh.ru | 11 |
| ejudge.lksh.ru | 3 |
Full technology history →
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Recent changes
- dropped Ubuntu Jun 2026