subnetcalc.dev
subnetcalc.dev is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-10-05 and last crawled it on 2026-10-05. It resolves to 172.66.47.145. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
Subnet Calculator for IPv4 and IPv6 – SubnetCalc
Subnet calculator for IPv4 and IPv6: network, broadcast, netmask, wildcard, host range and a clickable binary breakdown. Accepts CIDR, netmask or wildcard.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-10-05 |
| Last crawled | 2026-10-05 |
| IPv4 | 172.66.47.145 |
| IPv6 | 2606:4700:310c::ac42:2f91 |
| Network | AS13335 Cloudflare, Inc. · United States |
| Language | en |
| Server | cloudflare |