HomeASN LookupAS37

AS37

🇺🇸

DNIC-AS-00037 - Navy Network Information Center (NNIC)a181bfc17354d2f107bd3dbd964d34e1

ARINassigned
Announced Prefixes (BGP)
18total
17 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)69,632
Announced (BGP)72,704
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)1.2×10^24
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
1/4/1985

Announced Prefixes

(BGP)18
|
Prefix
RPKI
IRR
Last Seen
128.38.0.0/16
No ROA
RADB
5/25/2026
198.91.64.0/21
No ROA
RADB
5/25/2026
198.91.64.0/24
No ROA
RADB
5/25/2026
198.91.65.0/24
No ROA—5/25/2026
198.91.66.0/24
No ROA—5/25/2026
198.91.67.0/24
No ROA
RADB
5/25/2026
198.91.69.0/24
No ROA—5/25/2026
198.91.70.0/24
No ROA
RADB
5/25/2026
198.91.71.0/24
No ROA
RADB
5/25/2026
198.91.72.0/23
No ROA
RADB
5/25/2026
1–10 of 18
1 / 2

Allocated Prefixes

(RIR)5
Prefix
Country
RIR
Status
128.38.0.0/16🇺🇸 USARINallocated
198.91.64.0/21🇺🇸 USARINallocated
198.91.72.0/23🇺🇸 USARINallocated
199.10.8.0/22🇺🇸 USARINallocated
199.10.12.0/23🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/37

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/37" | jq