IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
Comcast Cable Communications, LLC JUMPSTART-4 (NET-69-240-0-0-1) 69.240.0.0 - 69.255.255.255 Comcast Cable Communications, Inc. DC-23 (NET-69-251-0-0-1) 69.251.0.0 - 69.251.255.255