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ASN Lookup Tool
AS27142 DNIC-ASBLK-27032-27159

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS27142
Organisation
United States Department of Defense (DoD)
Name
DNIC-ASBLK-27032-27159
Total IPv4 Addresses
155,648
Total IPv4 Prefixes
87
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,356 out of 79,162
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
AS27064
US flagUnited States Department of Defense (DoD)
Transit To
ASN
Organisation
AS27154
US flagUnited States Department of Defense (DoD)
IPv4 Active Prefixes
PrefixRange FromRange To
144.251.0.0/19144.251.0.0144.251.31.255
144.251.32.0/21144.251.32.0144.251.39.255
144.251.40.0/23144.251.40.0144.251.41.255
144.251.42.0/24144.251.42.0144.251.42.255
144.251.48.0/20144.251.48.0144.251.63.255
Showing 5 of 87
IPv6 Active Prefixes
PrefixRange FromRange To
2608:121:c::/482608:121:c::2608:121:c:ffff:ffff:ffff:ffff:ffff
2608:122:c::/482608:122:c::2608:122:c:ffff:ffff:ffff:ffff:ffff
2608:126::/482608:126::2608:126:0:ffff:ffff:ffff:ffff:ffff