ipcow.com

Privacy-first IP, DNS & email tools · 30 years of serving your IP

RDAP / IP Whois

RDAP

Owning org, network range and abuse contact for an IP, straight from the RIRs.

Use this from the command line
curl -s https://ipcow.com/api/tools/rdap-ip \
  -H 'content-type: application/json' \
  -d '{"ip":"1.1.1.1"}'