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ASN Lookup Tool
AS1251 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS1251
Organisation
FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAUL..
Name
Private Use AS
Total IPv4 Addresses
121,344
Total IPv4 Prefixes
68
Total IPv6 Prefixes
17
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,775 out of 79,010
Registry
Lacnic
Registered Country
BR flagBR
Registered Country Name
Brazil
Registered Date
1999-11-12
Registration Last Change
2013-03-06
Receiving From
ASN
Organisation
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS15830
NL flagEquinix (EMEA) Acquisition Enterprises B.V.
AS1916
BR flagRede Nacional de Ensino e Pesquisa
AS6424
PT flagEDGOO NETWORKS UNIPESSOAL LDA
AS6939
US flagHurricane Electric LLC
Showing 5 of 26
Transit To
ASN
Organisation
AS28571
BR flagUNIVERSIDADE DE SAO PAULO
AS53166
BR flagUNIVERSIDADE ESTADUAL PAULISTA
AS53187
BR flagUNIVERSIDADE ESTADUAL DE CAMPINAS
AS52888
BR flagUNIVERSIDADE FEDERAL DE SAO CARLOS
AS52992
BR flagUNIVERSIDADE FEDERAL DE SAO PAULO
Showing 5 of 12
IPv4 Active Prefixes
PrefixRange FromRange To
143.108.0.0/21143.108.0.0143.108.7.255
143.108.8.0/22143.108.8.0143.108.11.255
143.108.12.0/24143.108.12.0143.108.12.255
143.108.13.0/24143.108.13.0143.108.13.255
143.108.14.0/23143.108.14.0143.108.15.255
Showing 5 of 68
IPv6 Active Prefixes
PrefixRange FromRange To
2001:12d8::/412001:12d8::2001:12d8:7f:ffff:ffff:ffff:ffff:ffff
2001:12d8:80::/482001:12d8:80::2001:12d8:80:ffff:ffff:ffff:ffff:ffff
2001:12d8:81::/482001:12d8:81::2001:12d8:81:ffff:ffff:ffff:ffff:ffff
2001:12d8:82::/472001:12d8:82::2001:12d8:83:ffff:ffff:ffff:ffff:ffff
2001:12d8:84::/462001:12d8:84::2001:12d8:87:ffff:ffff:ffff:ffff:ffff
Showing 5 of 17