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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IP Ranges

Route # IPs
200.220.157.0/24 256
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
200.220.152.0/21 2048
189.38.16.0/23 512
189.38.19.0/24 256
200.220.146.0/24 256
187.73.128.0/21 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.
% 2026-08-19T09:13:11-03:00 - 136.227.164.57

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:      eduardo@durand.com.br
country:     BR
created:     19980105
changed:     20260617

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
AS199081 Lancom Ltd. GR
AS268624 Gamers Club Ltda BR
AS262589 SAMM TECNOLOGIA E TELECOMUNICACOES S.A BR
AS6939 Hurricane Electric LLC US
AS60602 Inovare-Prim SRL MD
AS266142 Bahiadados Telecom Ltda. BR
AS22356 Durand do Brasil Ltda BR
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS267256 ONETIS TECNOLOGIA LTDA BR
AS269416 SEMEAR TELECOM EIRELI BR
AS199524 G-Core Labs S.A. LU
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS9498 Bharti Airtel Ltd IN
AS22381 SAMM TECNOLOGIA E TELECOMUNICACOES S.A BR
AS270052 STARTELECOM S.A. PY
AS266400 Ferenz Networks BR
AS22548 Núcleo de Inf. e Coord. do Ponto BR NIC.BR BR
AS51185 MainStreaming SpA IT
AS28571 UNIVERSIDADE DE SAO PAULO BR
AS263661 BRASIL DIGITAL SERVIÇOS DE INFORMATICA E COMERCIO BR
AS60503 FNX Tecnologia LTDA BR
AS34224 Neterra Ltd. BG
AS53062 GGNET TELECOMUNICACOES LTDA BR
AS206735 Novelcomm LP GR
AS268138 Thiago aparecido scaramuzza santana BR
AS270888 V8 Telecom LTDA BR
AS14840 BR.Digital Telecom BR
AS263237 PowerHost Telecom SPA CL
AS61573 IP TELECOM BR
AS262731 CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD BR
AS32590 Valve Corporation US
AS61624 INFNOC TECNOLOGIA LTDA BR
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS8055 TAVOLA CONECTIVIDADE LTDA. BR
AS28624 PROVEDORA CMA INTERNET LTDA BR
AS55818 MC-IX Matrix Internet Exchange RS-1 ID
AS8801 Rocket Fibre Ltd GB
AS263321 ILOGNET PROVEDOR BR
AS262427 Invista Net Provedor de Acesso Ltda BR
AS999 CORIX NETWORKS US
AS52999 START NETWORKS S/A BR
AS264479 Turbozone Internet BR
AS267613 ELETRONET S.A. BR
AS263541 IMF NETWORK DATA LTDA - ME BR
AS24482 SG.GS SG
AS263152 MIGO TELECOM BR
AS12741 Netia SA PL
AS274676 MULTIWAY COMERCIO E REPRESENTACOES LTDA BR
AS11432 Telium Telecomunicações Ltda BR
AS28634 Life Tecnologia Ltda. BR
AS266213 PLANETCLICK TELECOMUNICACOES LTDA BR
AS52873 Softdados Telecomunicações BR
AS269641 RURALNET BRASIL BR
AS36236 NetActuate, Inc US
AS268976 Weclix Telecom S/A BR
AS269115 TELECOM PROVEDORES E REDES DE COMUNICAÇÃO BR
AS53202 Acesso10 Telecom BR
AS39120 Convergenze S.p.A. IT
AS28300 Speed Serviços de Internet Ltda BR

Upstreams

AS Number Description Country
AS262731 CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD BR
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.