# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. # # start NetRange: 50.76.0.0 - 50.79.255.255 CIDR: 50.76.0.0/14 NetName: CBC-ALLOC-4 NetHandle: NET-50-76-0-0-1 Parent: NET50 (NET-50-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Comcast Cable Communications, LLC (CCCS) RegDate: 2011-01-06 Updated: 2021-01-25 Ref: https://rdap.arin.net/registry/ip/50.76.0.0 Comcast Cable Communications, LLC (CCCS) OrgTechHandle: IC161-ARIN OrgTechName: Comcast Cable Communications Inc OrgTechPhone: +1-856-792-2300 OrgTechEmail: CNIPEO-Ip-registration@cable.comcast.com OrgTechRef: https://rdap.arin.net/registry/entity/IC161-ARIN OrgRoutingHandle: ROUTI25-ARIN OrgRoutingName: Routing OrgRoutingPhone: +1-856-792-2300 OrgRoutingEmail: routing@comcast.com OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN OrgAbuseHandle: NAPO-ARIN OrgAbuseName: Network Abuse and Policy Observance OrgAbusePhone: +1-888-565-4329 OrgAbuseEmail: abuse@comcast.net OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN # end # start NetRange: 50.76.148.0 - 50.76.149.255 CIDR: 50.76.148.0/23 NetName: POMPANO-CBC-28 NetHandle: NET-50-76-148-0-1 Parent: CBC-ALLOC-4 (NET-50-76-0-0-1) NetType: Reallocated OriginAS: Organization: Comcast Cable Communications, LLC (CCCS) RegDate: 2011-07-26 Updated: 2025-09-09 Ref: https://rdap.arin.net/registry/ip/50.76.148.0 Comcast Cable Communications, LLC (CCCS) OrgTechHandle: IC161-ARIN OrgTechName: Comcast Cable Communications Inc OrgTechPhone: +1-856-792-2300 OrgTechEmail: CNIPEO-Ip-registration@cable.comcast.com OrgTechRef: https://rdap.arin.net/registry/entity/IC161-ARIN OrgRoutingHandle: ROUTI25-ARIN OrgRoutingName: Routing OrgRoutingPhone: +1-856-792-2300 OrgRoutingEmail: routing@comcast.com OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN OrgAbuseHandle: NAPO-ARIN OrgAbuseName: Network Abuse and Policy Observance OrgAbusePhone: +1-888-565-4329 OrgAbuseEmail: abuse@comcast.net OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN # end # start NetRange: 50.76.148.0 - 50.76.148.15 CIDR: 50.76.148.0/28 NetName: GRANDHARBORMGMT NetHandle: NET-50-76-148-0-2 Parent: POMPANO-CBC-28 (NET-50-76-148-0-1) NetType: Reassigned OriginAS: Customer: GRAND HARBOR MGMT (C02994137) RegDate: 2012-06-06 Updated: 2013-01-30 Ref: https://rdap.arin.net/registry/ip/50.76.148.0 CustName: GRAND HARBOR MGMT Address: 4755 S HARBOR DR City: VERO BEACH StateProv: FL PostalCode: 32967 Country: US RegDate: 2012-06-06 Updated: 2017-11-01 Ref: https://rdap.arin.net/registry/entity/C02994137 OrgTechHandle: IC161-ARIN OrgTechName: Comcast Cable Communications Inc OrgTechPhone: +1-856-792-2300 OrgTechEmail: CNIPEO-Ip-registration@cable.comcast.com OrgTechRef: https://rdap.arin.net/registry/entity/IC161-ARIN OrgRoutingHandle: ROUTI25-ARIN OrgRoutingName: Routing OrgRoutingPhone: +1-856-792-2300 OrgRoutingEmail: routing@comcast.com OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN OrgAbuseHandle: NAPO-ARIN OrgAbuseName: Network Abuse and Policy Observance OrgAbusePhone: +1-888-565-4329 OrgAbuseEmail: abuse@comcast.net OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN # end # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. #