What powers copyleft.org?
Last seen Jan 2026 · 16 technologies across 12 categories
CDN
Unpkg
since Aug 2025
JavaScript frameworks
React
since Jan 2026
JavaScript libraries
Message boards
Mastodon
since Jan 2026
Miscellaneous
Operating systems
Debian
since Sep 2020
Programming languages
Ruby
since Jan 2026
Security
HSTS
since Jan 2026
UI frameworks
Web frameworks
Ruby on Rails
since Jan 2026
Web servers
Wikis
ikiwiki
since Sep 2020
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- GPTBot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers blocked
Open Page Rank
5.33 / 10 · ranked #181,347 of all domains
128 referring domains · OpenPageRank
Infrastructure
- Hosted on LINK-OREGON (140.211.167.245)
- DNS: Gandi
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, ECDSA P384, expires Nov 2026
- Common Crawl link graph: rank 573,342, 7 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| fedi.copyleft.org | 8 |
| copyleft.org | 5 |
| next.copyleft.org | 5 |