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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
DoD Network Information Center
Name
DNIC-AS-00668
Total IPv4 Addresses
2651392
Total IPv4 Prefixes
205
Total IPv6 Prefixes
147
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#174 out of 77,325
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1990-04-24
Registration Last Change
2011-06-29
Receiving From

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

ASN
Organisation
AS701
US flagVerizon Business
AS2914
US flagNTT America, Inc.
AS3292
DK flagTDC Holding A/S
AS36351
US flagSoftLayer Technologies Inc.
AS7575
AU flagAustralian Academic and Research Network
Showing 5 of 19
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS5132
US flagDoD Network Information Center
AS3381
US flagMaui High Performance Computing Center
AS5980
US flagDoD Network Information Center
AS6043
US flagDoD Network Information Center
AS5887
US flagDoD Network Information Center
Showing 5 of 27
IPv4 Active Prefixes

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

Prefix6.2.0.0/17
Range From6.2.0.0
Range To6.2.127.255
Prefix6.4.0.0/16
Range From6.4.0.0
Range To6.4.255.255
Prefix6.5.0.0/19
Range From6.5.0.0
Range To6.5.31.255
Prefix6.6.0.0/22
Range From6.6.0.0
Range To6.6.3.255
Prefix6.6.4.0/24
Range From6.6.4.0
Range To6.6.4.255
Showing 5 of 205
IPv6 Active Prefixes
Prefix2001:480::/44
Range From2001:480::
Range To2001:480:f:ffff:ffff:ffff:ffff:ffff
Prefix2001:480:11::/48
Range From2001:480:11::
Range To2001:480:11:ffff:ffff:ffff:ffff:ffff
Prefix2001:480:12::/47
Range From2001:480:12::
Range To2001:480:13:ffff:ffff:ffff:ffff:ffff
Prefix2001:480:14::/46
Range From2001:480:14::
Range To2001:480:17:ffff:ffff:ffff:ffff:ffff
Prefix2001:480:18::/45
Range From2001:480:18::
Range To2001:480:1f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 147
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.