What powers zddoc.ru?
Last seen Oct 2026 · 17 technologies across 13 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Web servers
WordPress plugins
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. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 100% phone
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.00 / 10 · ranked #1,595,411 of all domains
154 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| CLS | 0.3 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Russian (Russia)
- Weight: 0.6 MB · 47 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Железнодорожная документация
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on RTCOMM-AS (81.177.135.201)
- DNS: jino.ru
- Email: zddoc.ru
- Email security: no SPF record, no DMARC record, CAA
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,224,180
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped WhatsApp Business Chat Apr 2026
- detected LazySizes Mar 2026
- detected MooTools Mar 2026
- detected Open Graph Mar 2026
- dropped Adobe Audience Manager Jan 2026
- dropped Liveinternet Jan 2026
- dropped Preact Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025