IP subnet details

21.0.0.0/8

AS749  — Dod Network Information Center

Summary

Country
US United States
Domain nic.mil
Size 16,777,216
Registry ARIN
Network Name DNIC-SNET-021

Whois

NetRange: 21.0.0.0 - 21.255.255.255
CIDR: 21.0.0.0/8
NetName: DNIC-SNET-021
NetHandle: NET-21-0-0-0-1
Parent: ()
NetType: Direct Allocation
OriginAS:
Organization: DoD Network Information Center (DNIC)
RegDate: 1991-07-01
Updated: 2009-06-19
Ref: https://rdap.arin.net/registry/ip/21.0.0.0


OrgName: DoD Network Information Center
OrgId: DNIC
Address: 3990 E. Broad Street
City: Columbus
StateProv: OH
PostalCode: 43218
Country: US
RegDate:
Updated: 2025-03-13
Ref: https://rdap.arin.net/registry/entity/DNIC


OrgTechHandle: MIL-HSTMST-ARIN
OrgTechName: Network DoD
OrgTechPhone: +1-844-347-2457
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: REGIS10-ARIN
OrgTechName: Registration
OrgTechPhone: +1-844-347-2457
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgAbuseHandle: REGIS10-ARIN
OrgAbuseName: Registration
OrgAbusePhone: +1-844-347-2457
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/REGIS10-ARIN

CIDR IP address subranges within 21.0.0.0/8 subnet

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