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ASN Lookup Tool
AS27142 DoD Network Information Center

An 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.

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ASN Lookup for:

AS27142

Powered By:
ASN Extended Info API
BGP Active Prefixes API
ASN Details JSON View

ASN Details

ASN
AS27142
Organisation
DoD Network Information Center
AS Name
DNIC-ASBLK-27032-27159
IPv4 Addresses Announced
154,880
IPv4 Prefixes Announced
94
IPv6 Prefixes Announced
2
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,362 out of 75,627
Registry
Arin
Registered Country
US
Registration Date
2003-01-16
Registration Change
2015-09-02

Receiving From

ASN
Organisation
AS27064
DoD Network Information Center

Transit To

ASN
Organisation
AS27154
DoD Network Information Center

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix 144.251.0.0/20
Range From 144.251.0.0
Range To 144.251.15.255
Prefix 144.251.104.0/22
Range From 144.251.104.0
Range To 144.251.107.255
Prefix 144.251.110.0/23
Range From 144.251.110.0
Range To 144.251.111.255
Prefix 144.251.117.0/24
Range From 144.251.117.0
Range To 144.251.117.255
Prefix 144.251.120.0/23
Range From 144.251.120.0
Range To 144.251.121.255
Prefix 144.251.122.0/24
Range From 144.251.122.0
Range To 144.251.122.255
Prefix 144.251.128.0/19
Range From 144.251.128.0
Range To 144.251.159.255
Prefix 144.251.16.0/22
Range From 144.251.16.0
Range To 144.251.19.255
Prefix 144.251.160.0/20
Range From 144.251.160.0
Range To 144.251.175.255
Prefix 144.251.176.0/21
Range From 144.251.176.0
Range To 144.251.183.255
Showing 10 of 94 Results View More >

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix 2608:121:c::/48
Range From 2608:121:c::
Range To 2608:121:c:ffff:ffff:ffff:ffff:ffff
Prefix 2608:126::/48
Range From 2608:126::
Range To 2608:126:0:ffff:ffff:ffff:ffff:ffff