What powers r2u.io?
Last seen Jun 2026 · 43 technologies across 21 categories
Analytics
Augmented reality
<model-viewer>
since May 2022
CDN
Amazon CloudFront
since May 2021
Amazon S3
since May 2021
cdnjs
since Apr 2025
Cloudflare
since Nov 2021
jsDelivr
since Jul 2024
Unpkg
since Jul 2021
CMS
Databases
MySQL
since Jun 2021
Google Workspace
since Aug 2022
Sendgrid
since Jul 2024
Font scripts
Font Awesome
since Jun 2021
Google Font API
since Jun 2021
Twitter Emoji (Twemoji)
since Sep 2021
Typekit
since May 2021
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Swiper
since Sep 2022
Live chat
WhatsApp Business Chat
since May 2026
Marketing automation
RD Station
since Jul 2024
Miscellaneous
PaaS
Amazon Web Services
since May 2021
Performance
Priority Hints
since Dec 2023
Programming languages
PHP
since Jun 2021
Security
HSTS
since Apr 2026
Tag managers
Google Tag Manager
since Jun 2021
Web servers
Nginx
since Jun 2021
WordPress plugins
Elementor Header & Footer Builder
since Dec 2024
WordPress themes
Audience
- 100% desktop
Brazil
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.07 / 10 · ranked #3,403,313 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Amazon CloudFront
- Weight: 1.4 MB · 21 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| r2u.io | 33 |
| viewer.r2u.io | 16 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Contact Form 7 May 2026
- dropped Flickity May 2026
- dropped jQuery CDN May 2026
- dropped Lightbox May 2026
- dropped reCAPTCHA May 2026
- dropped SiteGround May 2026
- detected WhatsApp Business Chat May 2026
- dropped WP-Optimize May 2026
- detected HSTS Apr 2026
- detected Open Graph Apr 2026
- detected Elementor Header & Footer Builder Mar 2026
- detected Lightbox Mar 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected Facebook Pixel Nov 2025