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ASN Lookup Tool
AS28573 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS28573
Organisation
Claro NXT Telecomunicacoes Ltda
Name
Private Use AS
Total IPv4 Addresses
9505548
Total IPv4 Prefixes
2468
Total IPv6 Prefixes
3607
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#50 out of 76,401
Registry
Lacnic
Registered Country
BR flag BR
Registered Country Name
Brazil
Registered Date
2003-11-27
Registration Last Change
2023-01-05
Receiving From

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

ASN
Organisation
AS4230
BR flagCLARO S.A.
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS16735
BR flagALGAR TELECOM S/A
AS6939
US flagHurricane Electric LLC
AS28343
BR flagUNIFIQUE TELECOMUNICACOES S/A
Showing 5 of 37
Transit To

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

 

ASN
Organisation
AS13335
US flagCloudflare, Inc.
IPv4 Active Prefixes

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

Prefix104.125.100.0/22
Range From104.125.100.0
Range To104.125.103.255
Prefix104.125.104.0/23
Range From104.125.104.0
Range To104.125.105.255
Prefix104.125.112.0/20
Range From104.125.112.0
Range To104.125.127.255
Prefix104.125.128.0/20
Range From104.125.128.0
Range To104.125.143.255
Prefix177.32.0.0/19
Range From177.32.0.0
Range To177.32.31.255
Showing 5 of 2468
IPv6 Active Prefixes
Prefix2804:14c::/43
Range From2804:14c::
Range To2804:14c:1f:ffff:ffff:ffff:ffff:ffff
Prefix2804:14c:20::/44
Range From2804:14c:20::
Range To2804:14c:2f:ffff:ffff:ffff:ffff:ffff
Prefix2804:14c:30::/44
Range From2804:14c:30::
Range To2804:14c:3f:ffff:ffff:ffff:ffff:ffff
Prefix2804:14c:40::/44
Range From2804:14c:40::
Range To2804:14c:4f:ffff:ffff:ffff:ffff:ffff
Prefix2804:14c:50::/44
Range From2804:14c:50::
Range To2804:14c:5f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 3607
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.