What powers rt-rk.com?
Last seen Aug 2026 · 16 technologies across 13 categories
Caching
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Web servers
Webmail
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 60% phone
- 40% desktop
Serbia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,419,878 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 0.4 MB · 15 requests
- WordPress theme: divi (child: divi-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- RT-RK
- Founded: 1991
- Sector: computer hardware industry, multimedia, consumer electronics industry
- Profiles: YouTube
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on UNITED (185.119.88.81)
- DNS: orion.rs
- Email: Proofpoint Essentials
- Email security: no SPF record, no DMARC record, CAA
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,523,636, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.rt-rk.com | 13 |
| webmail.rt-rk.com | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Apple iCloud Mail Jul 2026
- detected Priority Hints Nov 2025
- dropped Cloudflare Oct 2025
- dropped Cloudflare Bot Management Oct 2025
- dropped Contact Form 7 Oct 2025
- dropped Font Awesome Oct 2025
- dropped Google Analytics Oct 2025
- dropped Google Tag Manager Oct 2025
- dropped GSAP Oct 2025
- dropped Jetpack Boost Oct 2025
- dropped jQuery Migrate Oct 2025
- dropped jQuery UI Oct 2025
- dropped Linkedin Insight Tag Oct 2025