IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
NetRange: 72.51.52.0 - 72.51.55.255 CIDR: 72.51.52.0/22 NetName: NNL-78 NetHandle: NET-72-51-52-0-2 Parent: NET72 (NET-72-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Nucleus (NNL-78) RegDate: 2025-12-04 Updated: 2025-12-04 Ref: https://rdap.arin.net/registry/ip/72.51.52.0 OrgName: Nucleus OrgId: NNL-78 Address: 1960 Heritage Parkway, Suite 100 City: Mansfield StateProv: TX PostalCode: 76063 Country: US RegDate: 2024-02-29 Updated: 2025-07-31 Ref: https://rdap.arin.net/registry/entity/NNL-78 OrgTechHandle: NETWO10057-ARIN OrgTechName: Network OrgTechPhone: +1-888-568-2538 OrgTechEmail: network@nucleus.net OrgTechRef: https://rdap.arin.net/registry/entity/NETWO10057-ARIN OrgAbuseHandle: ABUSE8962-ARIN OrgAbuseName: Abuse OrgAbusePhone: +1-888-568-2538 OrgAbuseEmail: abuse@nucleus.net OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE8962-ARIN OrgDNSHandle: NETWO10057-ARIN OrgDNSName: Network OrgDNSPhone: +1-888-568-2538 OrgDNSEmail: network@nucleus.net OrgDNSRef: https://rdap.arin.net/registry/entity/NETWO10057-ARIN OrgRoutingHandle: NETWO10057-ARIN OrgRoutingName: Network OrgRoutingPhone: +1-888-568-2538 OrgRoutingEmail: network@nucleus.net OrgRoutingRef: https://rdap.arin.net/registry/entity/NETWO10057-ARIN OrgNOCHandle: NETWO10057-ARIN OrgNOCName: Network OrgNOCPhone: +1-888-568-2538 OrgNOCEmail: network@nucleus.net OrgNOCRef: https://rdap.arin.net/registry/entity/NETWO10057-ARIN