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AS2143
AS2143 National Aeronautics and Space Administration
AS2143 - National Aeronautics and Space Administration · registered in the United States
IPv4 addresses 1,792 3 prefixes · <0.001% of announced IPv4
Rank in United States #6,581 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #24,995 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 3 prefixes, in address order.
192.92.160.0/22 192.92.168.0/23 192.92.189.0/24
Other ASNs named National Aeronautics and Space Administration
8 other networks use the same organisation name; together with AS2143 they announce 2,839,554 IPv4 addresses.
ASN Name IPv4 addresses
AS270 AS270 - National Aeronautics and Space Administration US 1,859,328 AS297 AS297 - National Aeronautics and Space Administration US 649,472 AS1701 AS1701 - National Aeronautics and Space Administration US 131,072 AS10343 AS10343 - National Aeronautics and Space Administration US 123,904 AS24 AS24 - National Aeronautics and Space Administration US 65,538 AS1848 AS1848 - National Aeronautics and Space Administration US 6,144 AS372 AS372 - National Aeronautics and Space Administration US 1,792 AS21556 NARC-EROOT - National Aeronautics and Space Administration US 512
Similar-sized networks in United States
ASN Name IPv4 addresses
AS399033 #6578 DUCOR-01 - VARCOMM BROADBAND, INC.1,792 AS372 #6579 AS372 - National Aeronautics and Space Administration1,792 AS706 #6580 TEST-AUSTIN-IBM-AS - Advanced Workstations Division, IBM Corporation1,792 AS2155 #6582 HPINC - HP Inc.1,792 AS3743 #6583 ARCEL-2 - Cleveland Cliffs Steel LLC1,792 AS3783 #6584 AIU-ALLEGHENY-CONNECT-RWAN - Allegheny Intermediate Unit1,792
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