What powers rcm.cu?
Last seen Feb 2020 · 14 technologies across 10 categories
Blogs
Databases
MySQL
since Apr 2019
Font Scripts
Font Awesome
since May 2019
Google Font API
since Apr 2019
JavaScript Libraries
Miscellaneous
Twitter
since May 2019
Twitter Emoji (Twemoji)
since May 2019
Programming Languages
Reverse Proxy
SEO
Video Players
YouTube
since May 2019
Widgets
AddToAny
since May 2019
OWL Carousel
since May 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt found
- ai.txt not found
- Nov 2026 * removed from robots.txt
- Oct 2026 robots.txt removed
- Oct 2026 llms.txt appeared
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
AI Crawlers
No robots.txt, all AI crawlers allowed
Standards: llms.txt
Audience
- 100% phone
Cuba
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.46 / 10 · ranked #939,628 of all domains
64 referring domains · OpenPageRank
Core Web Vitals
| LCP | 6.4 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 4400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Empresa de Telecomunicaciones de Cuba, S.A. (190.92.127.44)
- DNS: icrt.cu
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 4096, wildcard, expires Jan 2027
- Common Crawl link graph: rank 3,119,430, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted