207.204.21.0 is an IP version 4.

The IP is from United States (US)

AS Number: 55002 AS Description: DEFENSE-NET, US

This domain does not have a reverse DNS entry.

# # 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 1997-2025, American Registry for Internet Numbers, Ltd. # NetRange: 207.204.0.0 - 207.204.55.255 CIDR: 207.204.0.0/19, 207.204.32.0/20, 207.204.48.0/21 NetName: RCOM-4BLK NetHandle: NET-207-204-0-0-1 Parent: NET207 (NET-207-0-0-0-0) NetType: Direct Allocation OriginAS: AS13910 Organization: Register.com, Inc (REG) RegDate: 2009-05-06 Updated: 2021-04-09 Ref: https://rdap.arin.net/registry/ip/207.204.0.0 OrgName: Register.com, Inc OrgId: REG Address: 5335 Gate Parkway City: Jacksonville StateProv: FL PostalCode: 32256 Country: US RegDate: 1999-09-08 Updated: 2024-11-25 Ref: https://rdap.arin.net/registry/entity/REG OrgNOCHandle: CUSTO-ARIN OrgNOCName: Customer Service OrgNOCPhone: +1-800-899-9724 OrgNOCEmail: [email protected] OrgNOCRef: https://rdap.arin.net/registry/entity/CUSTO-ARIN OrgAbuseHandle: CUSTO-ARIN OrgAbuseName: Customer Service OrgAbusePhone: +1-800-899-9724 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/CUSTO-ARIN OrgTechHandle: NETWO55-ARIN OrgTechName: Network Engineering OrgTechPhone: +1-904-680-6600 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/NETWO55-ARIN OrgTechHandle: IPADM814-ARIN OrgTechName: IP Admin OrgTechPhone: +1-212-610-5663 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/IPADM814-ARIN RNOCHandle: NOC207-ARIN RNOCName: Network Operations Center RNOCPhone: +1-904-680-6600 RNOCEmail: [email protected] RNOCRef: https://rdap.arin.net/registry/entity/NOC207-ARIN RAbuseHandle: CUSTO-ARIN RAbuseName: Customer Service RAbusePhone: +1-800-899-9724 RAbuseEmail: [email protected] RAbuseRef: https://rdap.arin.net/registry/entity/CUSTO-ARIN RTechHandle: NETWO55-ARIN RTechName: Network Engineering RTechPhone: +1-904-680-6600 RTechEmail: [email protected] RTechRef: https://rdap.arin.net/registry/entity/NETWO55-ARIN # # 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 1997-2025, American Registry for Internet Numbers, Ltd. #