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AS37
AS37 Navy Network Information Center (NNIC)
DNIC-AS-00037 - Navy Network Information Center (NNIC) · registered in the United States
IPv4 addresses 69,120 8 prefixes · 0.002% of announced IPv4
Rank in United States #805 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #2,482 of 79,396 networks with IPv4
IPv6 1 x /48 1 prefixes
IPv4 prefixes
All 8 prefixes, in address order.
128.38.0.0/16 198.91.64.0/22 198.91.69.0/24 198.91.70.0/23 198.91.72.0/23 199.10.8.0/24 199.10.10.0/23 199.10.12.0/23
IPv6 prefixes
All 1 prefix.
Other ASNs named Navy Network Information Center (NNIC)
9 other networks use the same organisation name; together with AS37 they announce 809,420 IPv4 addresses.
ASN Name IPv4 addresses
AS2749 DNIC-AS-02749 - Navy Network Information Center (NNIC) US 169,984 AS22 DNIC-AS-00022 - Navy Network Information Center (NNIC) US 139,264 AS89 DNIC-AS-00089 - Navy Network Information Center (NNIC) US 133,120 AS48 DNIC-AS-00048 - Navy Network Information Center (NNIC) US 131,072 AS84 DNIC-AS-00084 - Navy Network Information Center (NNIC) US 66,560 AS5058 NRL-EXP - Navy Network Information Center (NNIC) US 65,536 AS1772 DNIC-AS-01772 - Navy Network Information Center (NNIC) US 32,768 AS190 DNIC-AS-00190 - Navy Network Information Center (NNIC) US 1,280 AS257 DNIC-AS-00257 - Navy Network Information Center (NNIC) US 716
Similar-sized networks in United States
ASN Name IPv4 addresses
AS19092 #802 360NETWORKS-US - Zayo Bandwidth69,376 AS36180 #803 CISCO-IOT - Cisco IoT69,376 AS53488 #804 MORRISBB - Optimum Online69,376 AS252 #806 DNIC-AS-00252 - Headquarters, USAISC69,120 AS397353 #807 TDY-US1-DC - Teledyne Technologies Incorporated69,120 AS11711 #808 TULAROSA-COMMUNICATIONS - TULAROSA COMMUNICATIONS, INC.68,864
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources