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ASN Lookup Tool
AS37 DNIC-AS-00037

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS37
Organisation
Navy Network Information Center (NNIC)
Name
DNIC-AS-00037
Total IPv4 Addresses
69,120
Total IPv4 Prefixes
14
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,552 out of 78,225
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1985-01-04
Registration Last Change
2011-07-05
Receiving From

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

ASN
Organisation
AS668
US flagDoD Network Information Center
IPv4 Active Prefixes

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

Prefix128.38.0.0/16
Range From128.38.0.0
Range To128.38.255.255
Prefix198.91.64.0/24
Range From198.91.64.0
Range To198.91.64.255
Prefix198.91.65.0/24
Range From198.91.65.0
Range To198.91.65.255
Prefix198.91.66.0/24
Range From198.91.66.0
Range To198.91.66.255
Prefix198.91.67.0/24
Range From198.91.67.0
Range To198.91.67.255
Showing 5 of 14
IPv6 Active Prefixes
Prefix2001:480:501::/48
Range From2001:480:501::
Range To2001:480:501:ffff:ffff:ffff:ffff:ffff
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.