ASN Lookup Tool
AS28571 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS28571
Organisation
UNIVERSIDADE DE SAO PAULO
Name
Private Use AS
Total IPv4 Addresses
163,072
Total IPv4 Prefixes
22
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,253 out of 77,913
Registry
Lacnic
Registered Country
BR flag BR
Registered Country Name
Brazil
Registered Date
2007-12-19
Registration Last Change
2015-11-12
Receiving From

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

ASN
Organisation
UY flagAdministracion Nacional de Telecomunicaciones
BR flagRede Nacional de Ensino e Pesquisa
BR flagFUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAUL..
US flagNetActuate, Inc
BR flagMegatelecom Telecomunicacoes Ltda
Showing 5 of 22
IPv4 Active Prefixes

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

Range From200.9.95.0
Range To200.9.95.255
Showing 5 of 22
IPv6 Active Prefixes
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.