What powers elsv.ru?
Last seen Aug 2026 · 34 technologies across 16 categories
Analytics
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Performance
Photo galleries
Programming languages
Security
UI frameworks
Web servers
WordPress plugins
AI Crawlers
Blocks 7 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- FacebookBot Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
Search and AI assistants
- PetalBot Blocked
- Claude-SearchBot Allowed
- OAI-SearchBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- Claude-User Allowed
The other 22 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
7 of 33 AI crawlers blocked
Audience
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.53 / 10 · ranked #2,434,985 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian (Russia)
- Weight: 5.4 MB · 119 requests
- WordPress theme: newscrunch (child: newsblogger) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Журнал «Электросвязь»
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on NIIR-AS (45.129.155.153)
- DNS: niir.ru
- Email: niir.ru
- Email security: SPF (soft fail), DMARC quarantine, CAA
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 6,985,245, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| elsv.ru | 26 |
| www.elsv.ru | 19 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cart Functionality Feb 2026
- detected Google Analytics Feb 2026
- detected PhotoSwipe Feb 2026
- detected Site Kit Feb 2026
- detected Underscore.js Feb 2026
- detected WooCommerce Feb 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Animate.css Oct 2025
- detected CookieYes Oct 2025
- detected Kadence WP Blocks Oct 2025
- detected Nginx Oct 2025
- detected OWL Carousel Oct 2025
- detected WordPress Block Editor Oct 2025