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ASN Lookup Tool
AS65037 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS65037
Organisation
Private Use AS
Name
Private Use AS
Total IPv4 Addresses
5,376
Total IPv4 Prefixes
21
Total IPv6 Prefixes
7
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#13,470 out of 77,345
Registry
Registered Country
WORLD flag
Registered Country Name
Registered Date
Registration Last Change
Receiving From

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

ASN
Organisation
AS4779
PH flagAdvanced Science and Technology Institute
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS2914
US flagNTT America, Inc.
Showing 5 of 53
IPv4 Active Prefixes

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

Prefix66.22.32.0/24
Range From66.22.32.0
Range To66.22.32.255
Prefix66.22.33.0/24
Range From66.22.33.0
Range To66.22.33.255
Prefix66.22.34.0/24
Range From66.22.34.0
Range To66.22.34.255
Prefix66.22.35.0/24
Range From66.22.35.0
Range To66.22.35.255
Prefix66.22.45.0/24
Range From66.22.45.0
Range To66.22.45.255
Showing 5 of 21
IPv6 Active Prefixes
Prefix2400:6a80:8800::/40
Range From2400:6a80:8800::
Range To2400:6a80:88ff:ffff:ffff:ffff:ffff:ffff
Prefix2400:6a80:c200::/40
Range From2400:6a80:c200::
Range To2400:6a80:c2ff:ffff:ffff:ffff:ffff:ffff
Prefix2400:6a80:c500::/40
Range From2400:6a80:c500::
Range To2400:6a80:c5ff:ffff:ffff:ffff:ffff:ffff
Prefix2400:6a80:c800::/40
Range From2400:6a80:c800::
Range To2400:6a80:c8ff:ffff:ffff:ffff:ffff:ffff
Prefix2404:2200:17::/48
Range From2404:2200:17::
Range To2404:2200:17:ffff:ffff:ffff:ffff:ffff
Showing 5 of 7
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.