Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS37

Announcement observedARIN

DNIC-AS-00037 - Navy Network Information Center (NNIC) · DNIC-AS-00037

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active9/29/2026, 05:49:26Snapshot expired

View network topology RDAP registration

ASN: AS37
Registration country: United States
Name: DNIC-AS-00037 - Navy Network Information Center (NNIC)
Abbreviation: DNIC-AS-00037
Registration date: 1/4/1985, 05:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
128.38.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.64.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.64.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.65.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.66.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.67.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.69.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.70.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.71.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.72.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.72.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
198.91.73.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
199.10.10.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
199.10.11.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
199.10.12.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
199.10.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid
199.10.8.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	10/6/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: DNIC-AS-00037 - Navy Network Information Center (NNIC)
RIR: ARIN
Registration country: United States
Registration date: 1/4/1985, 05:00:00
Abuse contact: disa.columbus.ns.mbx.arin-registrations@mail.mil

Snapshot trend

9/29/2026, 05:49:2617 v41 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap