ASN Lookup Tool

Claro NXT Telecomunicacoes Ltda BR BR 3 Routes

AS Data

AS28351

AS28351 – Claro NXT Telecomunicacoes Ltda

AS Number 28351
AS Name
Organization Claro NXT Telecomunicacoes Ltda()
Country BR
Number of IPv4 Routes 3
Number of IPv6 Routes 0
ASN type ISP
Registry lacnic
Date Allocated 2007-09-27

ASN Intelligence API for production workflows

Use ASN data for AS28351 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route # IPs
189.51.176.0/21 2048
189.51.176.0/20 4096
189.51.184.0/21 2048

Raw Whois Response

% Copyright (c) Nic.br - Use of this data is governed by the Use and
% Privacy Policy at https://registro.br/upp . Distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2026-03-18T09:25:02-03:00 - 134.199.81.11

aut-num:     AS28351
owner:       Claro NXT Telecomunicacoes Ltda
responsible: Suporte Redes
owner-c:     GRSVI
routing-c:   GRSVI
abuse-c:     GRSVI
created:     20070927
changed:     20220616
inetnum:     189.51.176.0/20

nic-hdl-br:  GRSVI
person:      Grupo de Seguran�a V�rtua
created:     20080512
changed:     20230704

% Security and mail abuse issues should also be addressed to cert.br,
% respectivelly to cert@cert.br and mail-abuse@cert.br
%
% whois.registro.br only accepts exact match queries for domains,
% registrants, contacts, tickets, providers, IPs, and ASNs.

Parsed Whois Response

Peers

AS Number Description Country
AS4230 CLARO S.A. BR

Upstreams

AS Number Description Country
AS4230 CLARO S.A. BR

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Frequently Asked Questions

ASN AS28351 is an Autonomous System Number used to identify a network for BGP internet routing.
AS28351 is listed under Claro NXT Telecomunicacoes Ltda.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.