What powers leer.org?
Last seen Jun 2026 · 56 technologies across 21 categories
Analytics
Authentication
Facebook Login
since Jun 2021
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Feb 2022
jsDelivr
since May 2022
Microsoft Ajax Content Delivery Network
since Mar 2025
Unpkg
since Mar 2025
Font scripts
Google Font API
since Apr 2018
Hosting
GoDaddy
since Aug 2022
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Live chat
Intercom
since Nov 2021
WhatsApp Business Chat
since May 2022
LMS
Thinkific
since Sep 2024
Miscellaneous
Operating systems
Debian
since Jan 2019
Windows Server
since Jun 2018
PaaS
Azure
since Dec 2023
Programming languages
Reverse proxies
Envoy
since Apr 2026
Security
Tag managers
Google Tag Manager
since Nov 2021
UI frameworks
Video players
YouTube
since May 2022
Web frameworks
Microsoft ASP.NET
since Apr 2018
Ruby on Rails
since Sep 2024
Web servers
Audience
- 78% phone
- 15% desktop
- 7% tablet
Argentina
Mexico
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.57 / 10 · ranked #829,849 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 5.2 MB · 134 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| desafioleerelclub-biblioteca.leer.org | 21 |
| desafio.leer.org | 17 |
| maraton.leer.org | 17 |
| academia.leer.org | 15 |
| desafioelclub.leer.org | 15 |
| dictaia.leer.org | 13 |
| www.leer.org | 13 |
| campus.leer.org | 12 |
| conectadosporlalectura.leer.org | 12 |
| desafioleerelclub.leer.org | 12 |
| libros.leer.org | 8 |
| uncuentocadanoche.leer.org | 5 |
Full technology history →
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Recent changes
- detected Envoy Apr 2026