What powers centerrh.com.br?
Last seen Sep 2026 · 18 technologies across 9 categories
CDN
Font scripts
Bootstrap Icons
since Nov 2025
Google Font API
since Nov 2025
JavaScript frameworks
JavaScript libraries
Operating systems
CentOS
since Jul 2021
Programming languages
UI frameworks
Bootstrap
since Jan 2019
Web server extensions
Web servers
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.24 / 10 · ranked #1,210,742 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 16.7 MB · 57 requests
- WordPress theme: 1 · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on AS275714 - E-Consulters Enterprise LTDA (204.157.109.236)
- DNS: Registro.br
- Email: Locaweb
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 27,446,515, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| centerrh.com.br | 18 |
| www.centerrh.com.br | 18 |
Full technology history →
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Recent changes
- dropped DataTables Dec 2025
- dropped Facebook Login Dec 2025
- dropped FancyBox Dec 2025
- dropped Modernizr Dec 2025
- dropped Moment.js Dec 2025
- dropped reCAPTCHA Dec 2025
- detected AOS Nov 2025
- detected Bootstrap Icons Nov 2025
- detected cdnjs Nov 2025
- detected Cloudflare Nov 2025
- detected Google Font API Nov 2025
- detected Isotope Nov 2025
- detected jQuery CDN Nov 2025
- detected jsDelivr Nov 2025
- detected Lightbox Nov 2025
- detected Swiper Nov 2025