What powers argus-spectr.ru?
Last seen Aug 2026 · 34 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
Yandex.Metrika
since Aug 2020
CDN
Cloudflare
since Jan 2023
CMS
October CMS
since Apr 2023
Font scripts
JavaScript frameworks
JavaScript Libraries
Miscellaneous
Performance
Priority Hints
since Aug 2024
Programming languages
Security
DDoS-Guard
since Sep 2022
reCAPTCHA
since Dec 2020
UI frameworks
Animate.css
since Mar 2021
Bootstrap
since Apr 2019
Video players
YouTube
since Apr 2019
Web 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
AI Crawlers
No AI crawlers blocked
Audience
- 70% desktop
- 30% phone
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.04 / 10 · ranked #1,512,774 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian
- Weight: 3.2 MB · 127 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: Cloudflare DNS
- Email: argus-spectr.ru
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 101,154, 7 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| argus-spectr.ru | 16 |
| catalog.argus-spectr.ru | 15 |
| educ.argus-spectr.ru | 13 |
| www.argus-spectr.ru | 12 |
| old-catalog.argus-spectr.ru | 6 |