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ASN Lookup Tool
AS65437 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS65437
Organisation
Private Use AS
Name
Private Use AS
Total IPv4 Addresses
2,816
Total IPv4 Prefixes
3
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#19,512 out of 77,675
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
AS174
US flagCogent Communications
AS10429
BR flagTELEFÔNICA BRASIL S.A
AS26615
BR flagTIM S/A
AS3257
US flagGTT Communications Inc.
AS4230
BR flagCLARO S.A.
Showing 5 of 18
Transit To

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

 

ASN
Organisation
AS26599
BR flagTELEFÔNICA BRASIL S.A
IPv4 Active Prefixes

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

Prefix23.29.22.0/23
Range From23.29.22.0
Range To23.29.23.255
Prefix179.190.23.0/24
Range From179.190.23.0
Range To179.190.23.255
Prefix186.234.160.0/21
Range From186.234.160.0
Range To186.234.167.255
IPv6 Active Prefixes
Prefix2a02:ee80:4122::/48
Range From2a02:ee80:4122::
Range To2a02:ee80:4122:ffff:ffff:ffff:ffff:ffff
Prefix2a02:ee80:4123::/48
Range From2a02:ee80:4123::
Range To2a02:ee80:4123: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.