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ASN Lookup Tool
AS668 DNIC-AS-00668

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS668
Organisation
United States Department of Defense (DoD)
Name
DNIC-AS-00668
Total IPv4 Addresses
2,664,704
Total IPv4 Prefixes
213
Total IPv6 Prefixes
140
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#166 out of 79,087
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1990-04-24
Registration Last Change
2025-09-12
Receiving From
ASN
Organisation
AS19035
US flagHawaii Internet Exchange
AS701
US flagVerizon Business
AS2914
US flagNTT America, Inc.
AS4181
US flagTDS TELECOM
AS7575
AU flagAustralian Academic and Research Network
Showing 5 of 18
Transit To
ASN
Organisation
AS5132
US flagUnited States Department of Defense (DoD)
AS3381
US flagMaui High Performance Computing Center
AS4221
US flagUnited States Department of Defense (DoD)
AS5980
US flagUnited States Department of Defense (DoD)
AS6043
US flagUnited States Department of Defense (DoD)
Showing 5 of 28
IPv4 Active Prefixes
PrefixRange FromRange To
6.2.0.0/176.2.0.06.2.127.255
6.3.0.0/186.3.0.06.3.63.255
6.4.0.0/166.4.0.06.4.255.255
6.5.0.0/196.5.0.06.5.31.255
6.6.0.0/226.6.0.06.6.3.255
Showing 5 of 213
IPv6 Active Prefixes
PrefixRange FromRange To
2001:480::/452001:480::2001:480:7:ffff:ffff:ffff:ffff:ffff
2001:480:8::/462001:480:8::2001:480:b:ffff:ffff:ffff:ffff:ffff
2001:480:c::/482001:480:c::2001:480:c:ffff:ffff:ffff:ffff:ffff
2001:480:d::/532001:480:d::2001:480:d:7ff:ffff:ffff:ffff:ffff
2001:480:d:800::/562001:480:d:800::2001:480:d:8ff:ffff:ffff:ffff:ffff
Showing 5 of 140