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AS1701
AS1701 National Aeronautics and Space Administration
AS1701 - National Aeronautics and Space Administration · registered in the United States
IPv4 addresses 131,072 2 prefixes · 0.004% of announced IPv4
Rank in United States #531 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #1,586 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 2 prefixes, in address order.
129.165.0.0/16 150.144.0.0/16
Other ASNs named National Aeronautics and Space Administration
8 other networks use the same organisation name; together with AS1701 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 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 AS2143 AS2143 - 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
AS356 #528 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)131,072 AS360 #529 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)131,072 AS1201 #530 ASN-ODU-AS-AS - Old Dominion University131,072 AS1832 #532 SMU - Southern Methodist University131,072 AS3452 #533 UAB-AS - University of Alabama at Birmingham131,072 AS5707 #534 UTHSC-H - The University of Texas Health Science Center at Houston131,072
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