is-a.dev
is-a.dev is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Github.com. cl0q first saw it on 2026-07-19 and last crawled it on 2026-10-11. It resolves to 104.18.4.103 and has mail (MX) records set up. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
is-a.dev - Free subdomains for developers
A service to allow developers to get free `.is-a.dev` subdomains
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-07-19 |
| Last crawled | 2026-10-11 |
| IPv4 | 104.18.4.103 |
| IPv6 | 2606:4700::6812:467 |
| Network | AS13335 Cloudflare, Inc. · United States |
| Mail (MX) | route1.mx.cloudflare.net,route3.mx.cloudflare.net,route2.mx.cloudflare.net |
| Language | en |
| Server | GitHub.com |