What powers osor.io?

Last seen Jul 2026 · 12 technologies across 8 categories

Analytics

CDN

Cloudflare
since Dec 2024
jsDelivr
since Dec 2024

Font scripts

Google Font API
since Dec 2024

JavaScript graphics

MathJax v3.2.2
since Dec 2024
Mermaid
since Dec 2024

Miscellaneous

HTTP/3
since Dec 2024
Open Graph
since Dec 2024
RSS
since Dec 2024

Programming languages

Ruby
since Dec 2024

Static site generator

Jekyll v4.3.2
since Dec 2024

Webmail

Proton Mail
since Jul 2025

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Open Page Rank

1.81 / 10 · ranked #4,322,127 of all domains

17 referring domains · OpenPageRank

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