3os.re
3os.re is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-07-31 and last crawled it on 2026-08-08. It resolves to 104.21.35.72 and has mail (MX) records set up.
How the site describes itself:
3os.org - 3os
Collection of technical documentation and guides for DevOps, developers, pentesters, systems administrators and other IT professionals.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-07-31 |
| Last crawled | 2026-08-08 |
| IPv4 | 104.21.35.72 |
| IPv6 | 2606:4700:3037::ac43:d787 |
| Network | AS13335 Cloudflare, Inc. · United States |
| Mail (MX) | isaac.mx.cloudflare.net,linda.mx.cloudflare.net,amir.mx.cloudflare.net |
| Language | en |
| Server | cloudflare |