refnet.dev
refnet.dev is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-08-26 and last crawled it on 2026-10-11. It resolves to 104.21.9.40 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:
RefNet.Dev – File Formats, MIME, HTTP, DNS & Port Reference
Look up file extensions, MIME types, HTTP status codes, DNS records, TLDs, ports and languages — one connected reference from open data, updated continuously.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-08-26 |
| Last crawled | 2026-10-11 |
| IPv4 | 104.21.9.40 |
| IPv6 | 2606:4700:3034::6815:928 |
| Network | AS13335 Cloudflare, Inc. · United States |
| Mail (MX) | route2.mx.cloudflare.net,route3.mx.cloudflare.net,route1.mx.cloudflare.net |
| Language | en |
| Server | cloudflare |