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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
9,949,680
Total IPv4 Prefixes
4,193
Total IPv6 Prefixes
4,133
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#47 out of 79,211
Registry
Lacnic
Registered Country
BR flagBR
Registered Country Name
Brazil
Registered Date
2003-11-27
Registration Last Change
2023-01-05
Receiving From
ASN
Organisation
AS4230
BR flagCLARO S.A.
AS7713
ID flagTelekomunikasi Indonesia (PT)
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS9498
IN flagBharti Airtel Limited
AS16735
BR flagALGAR TELECOM S/A
Showing 5 of 28
Transit To
ASN
Organisation
AS13335
US flagCloudflare, Inc.
IPv4 Active Prefixes
PrefixRange FromRange To
177.32.0.0/19177.32.0.0177.32.31.255
177.32.32.0/22177.32.32.0177.32.35.255
177.32.36.0/22177.32.36.0177.32.39.255
177.32.40.0/21177.32.40.0177.32.47.255
177.32.48.0/20177.32.48.0177.32.63.255
Showing 5 of 4,193
IPv6 Active Prefixes
PrefixRange FromRange To
2804:14c::/432804:14c::2804:14c:1f:ffff:ffff:ffff:ffff:ffff
2804:14c:20::/442804:14c:20::2804:14c:2f:ffff:ffff:ffff:ffff:ffff
2804:14c:30::/442804:14c:30::2804:14c:3f:ffff:ffff:ffff:ffff:ffff
2804:14c:40::/442804:14c:40::2804:14c:4f:ffff:ffff:ffff:ffff:ffff
2804:14c:50::/442804:14c:50::2804:14c:5f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 4,133