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ASN Lookup Tool
AS391 AFCONC-BLOCK1-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS391
Organisation
Air Force Systems Networking
Name
AFCONC-BLOCK1-AS
Total IPv4 Addresses
370,944
Total IPv4 Prefixes
50
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#739 out of 79,159
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1989-08-04
Registration Last Change
2008-06-06
Receiving From
ASN
Organisation
AS27064
US flagDoD Network Information Center
IPv4 Active Prefixes
PrefixRange FromRange To
128.202.0.0/16128.202.0.0128.202.255.255
128.236.0.0/16128.236.0.0128.236.255.255
131.15.16.0/20131.15.16.0131.15.31.255
131.15.32.0/22131.15.32.0131.15.35.255
131.15.38.0/23131.15.38.0131.15.39.255
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