RDAP / Whois lookup

Look up authoritative registration records for a domain, IP, network prefix or ASN. Subdomains are resolved to their registrable domain automatically.

AS5120

Record foundARIN

DNIC-ASBLK-05120-05376

RDAP is structured authoritative registration data. Registration records and contacts do not establish current routing, device location or network safety.

Queried at11/1/2026, 10:27:00Local authoritative snapshot

ASN profile Network topology BGP routes

Resource type: Autonomous system
Registry: ARIN
Registration country / region: Not provided by registry
Registration status: Active
Registered at: 5/9/1995, 04:00:00
Last changed: 9/25/2026, 14:32:35

Resource rangeAS5120 – AS5376Autonomous system

Resource records257ASN count

Public contacts3Published by the registry

Registry events2Authoritative change record

Authoritative registration details

Registry handle: AS5120
Name: DNIC-ASBLK-05120-05376
Allocation type: Not provided by registry
Parent handle: Not provided by registry
Whois server: whois.arin.net
Authoritative RDAP host: rdap.arin.net

Address and number range

Resource range: AS5120 – AS5376
Address family: Not applicable
Resource records: Not applicable

Registration entities and contacts

Only public fields from the authoritative RDAP response are shown. Roles are assigned by the registry.

3 entities

Registrant

United States Department of Defense (DoD)USDDD

Not provided by registry

3990 E. Broad Street · Columbus · OH · 43218 · United States

Network operationsAbuseTechnical

DoD Network Information Center (DoD NIC)MIL-HSTMST-ARIN

disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil+1-844-347-2457;ext2

DISA-Columbus · 300 North James Road · Whitehall · OH · 43213 · United States

AdministrativeTechnical

DoD Network Information CenterREGIS10-ARIN

disa.columbus.ns.mbx.arin-registrations@mail.mil+1-844-347-2457;ext2

DISA-Columbus · 300 North James Road · Whitehall · OH · 43213 · United States

Registration and change events

2 events

Event	Time (UTC)	Actor
Last changed	9/25/2026, 14:32:35	Not provided by registry
Registration	5/9/1995, 04:00:00	Not provided by registry

Terms and remarks

Registry notices are shown verbatim so their authoritative meaning is not altered.

4 notices

Registration Comments-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

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CHA.LA authoritative RDAP snapshotIANA Bootstrap only locates the responsible registration service. Data comes from the corresponding RIR or domain registry and is cached locally by query target.Authoritative source: ARIN · rdap.arin.net