ASN Lookup Tool

HAVAN SA havan.com.br BR BR 4 Routes

AS Data

AS271541

AS271541 – HAVAN SA

AS Number 271541
AS Name 79.379.491/0001-83
Organization HAVAN SA
Country BR
Website havan.com.br
Number of IPv4 Routes 3
Number of IPv6 Routes 1
ASN type ISP
Registry lacnic
Date Allocated 2020-12-07

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Use ASN data for AS271541 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
181.232.250.0/24 256
2801:80:3e70::/47 ~2×10²⁴
181.232.250.0/23 512
181.232.251.0/24 256

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.
% 2026-04-25T09:13:57-03:00 - 136.227.161.143

aut-num:     AS271541
owner:       HAVAN SA
ownerid:     79.379.491/0001-83
responsible: Departamento de TI
country:     BR
owner-c:     HTL8
routing-c:   BGHAV
abuse-c:     BGHAV
created:     20201207
changed:     20240605
inetnum:     2801:80:3e70::/47
inetnum:     181.232.250.0/23
as-in:       from AS4230 100 accept ANY
as-in:       from AS28343 100 accept ANY
as-in:       from AS53062 100 accept ANY
as-in:       from AS14840 100 accept ANY
as-out:      to AS4230 announce AS271541
as-out:      to AS28343 announce AS271541
as-out:      to AS53062 announce AS271541
as-out:      to AS14840 announce AS271541

nic-hdl-br:  HTL8
person:      Havan Tecidos da Moda ltda
e-mail:      suporte@havan.com.br
country:     BR
created:     19991105
changed:     20230912

nic-hdl-br:  BGHAV
person:      BGP Havan
e-mail:      bgp@havan.com.br
country:     BR
created:     20211101
changed:     20211101

% 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
AS53062 ALT | GRUPO BRASIL TECPAR BR
AS14840 BR.Digital Telecom BR
AS28343 UNIFIQUE TELECOMUNICACOES S/A BR
AS53062 ALT GRUPO BRASIL TECPAR BR
AS4230 CLARO S.A. BR

Upstreams

AS Number Description Country
AS14840 BR.Digital Telecom BR
AS28343 UNIFIQUE TELECOMUNICACOES S/A BR
AS53062 ALT GRUPO BRASIL TECPAR BR
AS4230 CLARO S.A. BR

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Frequently Asked Questions

ASN AS271541 is an Autonomous System Number used to identify a network for BGP internet routing.
AS271541 is listed under HAVAN SA.
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.