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ASN Lookup Tool
AS53166 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS53166
Organisation
UNIVERSIDADE ESTADUAL PAULISTA
Name
Private Use AS
Total IPv4 Addresses
131,072
Total IPv4 Prefixes
55
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,681 out of 79,010
Registry
Lacnic
Registered Country
BR flagBR
Registered Country Name
Brazil
Registered Date
2010-07-16
Registration Last Change
2025-09-04
Receiving From
ASN
Organisation
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS6424
PT flagEDGOO NETWORKS UNIPESSOAL LDA
AS6939
US flagHurricane Electric LLC
AS52468
PA flagUFINET PANAMA S.A.
AS1251
BR flagFUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAUL..
Showing 5 of 20
IPv4 Active Prefixes
PrefixRange FromRange To
186.217.0.0/18186.217.0.0186.217.63.255
186.217.64.0/20186.217.64.0186.217.79.255
186.217.80.0/21186.217.80.0186.217.87.255
186.217.88.0/22186.217.88.0186.217.91.255
186.217.92.0/23186.217.92.0186.217.93.255
Showing 5 of 55
IPv6 Active Prefixes
PrefixRange FromRange To
2801:88::/332801:88::2801:88:7fff:ffff:ffff:ffff:ffff:ffff
2801:88:8000::/332801:88:8000::2801:88:ffff:ffff:ffff:ffff:ffff:ffff