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ASN Lookup Tool
AS297 AS297

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS297
Organisation
National Aeronautics and Space Administration
Name
AS297
Total IPv4 Addresses
826,624
Total IPv4 Prefixes
89
Total IPv6 Prefixes
49
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#422 out of 79,124
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1989-06-09
Registration Last Change
2024-12-16
Receiving From
ASN
Organisation
AS209
US flagCenturyLink Communications, LLC
AS2914
US flagNTT America, Inc.
AS2497
JP flagInternet Initiative Japan Inc.
AS293
US flagESnet
AS6939
US flagHurricane Electric LLC
Showing 5 of 9
Transit To
ASN
Organisation
AS270
US flagNational Aeronautics and Space Administration
AS10343
US flagNational Aeronautics and Space Administration
AS24
US flagNational Aeronautics and Space Administration
AS1848
US flagNational Aeronautics and Space Administration
AS21556
US flagNational Aeronautics and Space Administration
Showing 5 of 6
IPv4 Active Prefixes
PrefixRange FromRange To
128.156.0.0/16128.156.0.0128.156.255.255
129.163.0.0/16129.163.0.0129.163.255.255
129.164.0.0/17129.164.0.0129.164.127.255
156.68.196.0/22156.68.196.0156.68.199.255
158.154.0.0/16158.154.0.0158.154.255.255
Showing 5 of 89
IPv6 Active Prefixes
PrefixRange FromRange To
2001:4d0::/402001:4d0::2001:4d0:ff:ffff:ffff:ffff:ffff:ffff
2001:4d0:100::/452001:4d0:100::2001:4d0:107:ffff:ffff:ffff:ffff:ffff
2001:4d0:109::/482001:4d0:109::2001:4d0:109:ffff:ffff:ffff:ffff:ffff
2001:4d0:10a::/472001:4d0:10a::2001:4d0:10b:ffff:ffff:ffff:ffff:ffff
2001:4d0:10c::/462001:4d0:10c::2001:4d0:10f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 49