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ASN Lookup Tool
AS399 AFCONC-BLOCK1-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS399
Organisation
Air Force Systems Networking
Name
AFCONC-BLOCK1-AS
Total IPv4 Addresses
152,576
Total IPv4 Prefixes
15
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,375 out of 79,112
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

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS27066
US flagDoD Network Information Center
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

PrefixRange FromRange To
131.38.0.0/18131.38.0.0131.38.63.255
131.38.64.0/19131.38.64.0131.38.95.255
131.38.96.0/20131.38.96.0131.38.111.255
131.38.112.0/21131.38.112.0131.38.119.255
131.38.120.0/24131.38.120.0131.38.120.255
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