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ASN Lookup Tool
AS27066 DNIC-ASBLK-27032-27159

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS27066
Organisation
United States Department of Defense (DoD)
Name
DNIC-ASBLK-27032-27159
Total IPv4 Addresses
34,560
Total IPv4 Prefixes
97
Total IPv6 Prefixes
5
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#4,893 out of 79,199
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2025-09-12
Receiving From
ASN
Organisation
AS721
US flagUnited States Department of Defense (DoD)
AS27064
US flagUnited States Department of Defense (DoD)
Transit To
ASN
Organisation
AS6025
US flagUnited States Department of Defense (DoD)
AS721
US flagUnited States Department of Defense (DoD)
AS306
US flagUnited States Department of Defense (DoD)
AS65000
WORLD flagPrivate Use AS
AS5972
US flagUnited States Department of Defense (DoD)
Showing 5 of 39
IPv4 Active Prefixes
PrefixRange FromRange To
134.229.134.0/24134.229.134.0134.229.134.255
134.229.176.0/24134.229.176.0134.229.176.255
134.229.177.0/24134.229.177.0134.229.177.255
134.229.178.0/24134.229.178.0134.229.178.255
139.77.10.0/24139.77.10.0139.77.10.255
Showing 5 of 97
IPv6 Active Prefixes
PrefixRange FromRange To
2608:c101:1::/482608:c101:1::2608:c101:1:ffff:ffff:ffff:ffff:ffff
2608:c143:1::/482608:c143:1::2608:c143:1:ffff:ffff:ffff:ffff:ffff
2608:c182::/482608:c182::2608:c182:0:ffff:ffff:ffff:ffff:ffff
2608:c182:3cc7::/482608:c182:3cc7::2608:c182:3cc7:ffff:ffff:ffff:ffff:ffff
2608:c183:1::/482608:c183:1::2608:c183:1:ffff:ffff:ffff:ffff:ffff