What powers 
readability.io?
Last seen Sep 2024 · 12 technologies across 8 categories
Analytics
Yandex.Metrika
since May 2019
CDN
Cloudflare
since Jan 2023
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Feb 2022
jsDelivr
since Sep 2020
Font scripts
Google Font API
since Sep 2020
JavaScript libraries
Miscellaneous
Popper
since Apr 2022
Security
HSTS
since Aug 2023
UI frameworks
Web servers
Nginx
since Apr 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.85 / 10 · ranked #691,248 of all domains
49 referring domains · OpenPageRank
Infrastructure
- Hosted on Amazon Web Services (44.232.173.249)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 3,022,523, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| readability.io | 12 |
| ru.readability.io | 12 |