ASN Lookup Tool

ITIBR Instituto de Tecnologia Informacao Brasil durand.com.br BR BR 14 Routes

AS Data

AS28576

AS28576 – ITIBR Instituto de Tecnologia Informacao Brasil

AS Number 28576
AS Name 01.915.785/0001-95
Organization ITIBR Instituto de Tecnologia Informacao Brasil()
Country BR
Website durand.com.br
Number of IPv4 Routes 13
Number of IPv6 Routes 1
ASN type BUSINESS
Registry lacnic
Date Allocated 2004-04-06

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Use ASN data for AS28576 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
200.220.157.0/24 256
189.38.16.0/22 1024
189.38.20.0/23 512
189.38.24.0/21 2048
200.220.144.0/22 1024
200.220.156.0/24 256
200.220.148.0/23 512
187.73.130.0/24 256
2804:3c::/32 ~79×10²⁷
187.73.132.0/24 256

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.
% 2026-03-12T07:53:45-03:00 - 185.77.251.225

aut-num:     AS28576
owner:       ITIBR - Instituto de Tecnologia Informacao Brasil
ownerid:     01.915.785/0001-95
responsible: Eduardo Fumes Parajo
country:     BR
owner-c:     EDP4
routing-c:   EDP4
abuse-c:     GRSDU7
created:     20040406
changed:     20221201
inetnum:     200.220.144.0/20
inetnum:     189.38.16.0/20
inetnum:     187.73.128.0/20
inetnum:     2804:3c::/32

nic-hdl-br:  EDP4
person:      Eduardo Parajo
e-mail:      eduardop@durand.com.br
country:     BR
created:     19980105
changed:     20211213

nic-hdl-br:  GRSDU7
person:      Grupo de Seguran�a Durand
e-mail:      abuse@durand.com.br
country:     BR
created:     20220319
changed:     20220319

% 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
AS6939 Hurricane Electric LLC US
AS266142 Bahiadados Telecom Ltda. BR
AS22356 Durand do Brasil Ltda BR
AS14537 Continent 8 LLC US
AS269416 SEMEAR TELECOM EIRELI BR
AS199524 G-Core Labs S.A. LU
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS270052 STARTELECOM S.A. PY
AS266400 Ferenz Networks BR
AS22548 N�cleo de Inf. e Coord. do Ponto BR NIC.BR BR

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS262731 CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD BR
AS263237 PowerHost Telecom SPA CL
AS6939 Hurricane Electric LLC US
AS6057 Administracion Nacional de Telecomunicaciones UY
AS8055 TAVOLA CONECTIVIDADE LTDA. BR
AS22356 Durand do Brasil Ltda BR

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Frequently Asked Questions

ASN AS28576 is an Autonomous System Number used to identify a network for BGP internet routing.
AS28576 is listed under ITIBR Instituto de Tecnologia Informacao Brasil.
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.