IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
Comcast Cable Communications, LLC COMCAST-VOIP-4 (NET-98-32-0-0-1) 98.32.0.0 - 98.63.255.255 Comcast Cable Communications, LLC SFBA-CPE47 (NET-98-51-0-0-1) 98.51.0.0 - 98.51.255.255