ASN Lookup Tool

GUIFAMI Informática Ltda. BR BR 27 Routes

AS Data

AS28370

AS28370 – GUIFAMI Informática Ltda.

AS Number 28370
AS Name
Organization GUIFAMI Informática Ltda.
Country BR
Number of IPv4 Routes 25
Number of IPv6 Routes 2
ASN type BUSINESS
Registry lacnic
Date Allocated 2007-12-18

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Use ASN data for AS28370 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
187.45.156.0/23 512
187.45.152.0/24 256
187.45.156.0/22 1024
189.84.144.0/21 2048
187.45.152.0/23 512
189.84.158.0/23 512
187.45.153.0/24 256
45.172.144.0/24 256
2804:591c:10::/44 ~19×10²⁴
187.45.152.0/21 2048
189.84.144.0/20 4096
189.84.152.0/22 1024
45.172.146.0/23 512
45.172.144.0/22 1024
189.84.156.0/22 1024
187.45.158.0/23 512
189.84.157.0/24 256
45.172.145.0/24 256
187.45.154.0/23 512
187.45.144.0/20 4096
189.84.156.0/23 512
189.84.152.0/21 2048
189.84.144.0/22 1024
187.45.152.0/22 1024
45.172.146.0/24 256
45.172.144.0/23 512
2804:591c::/32 ~79×10²⁷

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.
% 2026-07-10T09:15:53-03:00 - 93.180.238.64

aut-num:     AS28370
owner:       GUIFAMI Inform�tica Ltda.
responsible: Carlos Eduardo Dias
owner-c:     AIP24
routing-c:   AIP24
abuse-c:     AIP24
created:     20071218
changed:     20130306
inetnum:     189.84.144.0/20
inetnum:     187.45.144.0/20
inetnum:     2804:591c::/32
inetnum:     45.172.144.0/22

nic-hdl-br:  AIP24
person:      3AX Internet Provider
created:     20001124
changed:     20211124

% 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
AS268624 Gamers Club Ltda BR
AS262589 SAMM TECNOLOGIA E TELECOMUNICACOES S.A BR
AS60602 Inovare-Prim SRL MD
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS269016 F T L Net Provedor de Internet Ltda- ME BR
AS267256 ONETIS TECNOLOGIA LTDA BR
AS273514 AMPLE SOLUCOES TECNOLOGICAS LTDA BR
AS269416 SEMEAR TELECOM EIRELI BR
AS199524 G-Core Labs S.A. LU
AS263283 JGNET - J G DE OLIVEIRA MATOS & CIA LTDA BR
AS28657 MD Brasil Tecnologia da Informação Ltda BR
AS262588 EXPLORERNET INFOLINK TECNOLOGIA E TELECOMUNICACOES BR
AS22548 Núcleo de Inf. e Coord. do Ponto BR NIC.BR BR
AS1000 LINK AMERICAN US
AS60503 FNX Tecnologia LTDA BR
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
AS268198 StacaoNET Telecomunicacoes BR
AS263237 PowerHost Telecom SPA CL
AS32590 Valve Corporation US
AS267556 Explorer Telecom Ltda ME BR
AS61624 INFNOC TECNOLOGIA LTDA BR
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS272253 FLASH PROVEDOR DE INTERNET LTDA BR
AS28624 PROVEDORA CMA INTERNET LTDA BR
AS61708 INFOCAT INFORMÁTICA LTDA BR
AS8801 Rocket Fibre Ltd GB
AS263321 ILOGNET PROVEDOR BR
AS266959 SKYINF SOLUCOES EM TECNOLOGIA DE INFORMACAO LTDA BR
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA BR
AS263060 Atílio Marcos Marcari e Cia Ltda Me BR
AS1031 PEER 1031 LLC US
AS262427 Invista Net Provedor de Acesso Ltda BR
AS999 CORIX NETWORKS US
AS52999 START NETWORKS S/A BR
AS264479 Turbozone Internet BR
AS266519 PROVERADIO TELECOM BR
AS263541 IMF NETWORK DATA LTDA - ME BR
AS61832 DB3 SERVICOS DE TELECOMUNICACOES S.A BR
AS263152 MIGO TELECOM BR
AS12741 Netia SA PL
AS274676 MULTIWAY COMERCIO E REPRESENTACOES LTDA BR
AS11432 Telium Telecomunicações Ltda BR
AS52593 Monte Alto Net Ltda BR
AS268036 jone wilian scomparim 36203019801 BR
AS28634 Life Tecnologia Ltda. BR
AS52873 Softdados Telecomunicações BR
AS264426 VM Provedora de Internet Ltda Me BR
AS24940 Hetzner Online GmbH DE
AS53202 Acesso10 Telecom BR
AS52925 Ascenty Data Centers e Telecomunicações S/A BR
AS264409 GRUPO YAX BR
AS39120 Convergenze S.p.A. IT
AS28300 Speed Serviços de Internet Ltda BR
AS22548 Núcleo de Inf. e Coord. do Ponto BR - NIC.BR BR
AS52468 UFINET PANAMA S.A. PA

Upstreams

AS Number Description Country
AS52925 Ascenty Data Centers e Telecomunicações S/A BR
AS39120 Convergenze S.p.A. IT
AS268624 Gamers Club Ltda BR
AS14840 BR.Digital Telecom BR
AS270724 CLIENT.CO SERVIÇOS E TELECOMUNICAÇÕES LTDA BR
AS6939 Hurricane Electric LLC US
AS24961 WIIT AG DE
AS6057 Administracion Nacional de Telecomunicaciones UY
AS22356 Durand do Brasil Ltda BR
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS1031 PEER 1031 LLC US
AS3356 Level 3 Parent, LLC US
AS137409 GSL Networks Pty LTD AU

Downstreams

AS Number Description Country
AS268198 StacaoNET Telecomunicacoes BR
AS269016 F T L Net Provedor de Internet Ltda ME BR
AS267556 Explorer Telecom Ltda ME BR
AS52593 Monte Alto Net Ltda BR
AS272253 FLASH PROVEDOR DE INTERNET LTDA BR
AS61708 INFOCAT INFORMÁTICA LTDA BR
AS267608 Micheleto Internet Eireli BR
AS53079 MD Brasil Tecnologia da Informação Ltda BR
AS268521 PONTO.COM TELECOM BR
AS273514 AMPLE SOLUCOES TECNOLOGICAS LTDA BR

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Frequently Asked Questions

ASN AS28370 is an Autonomous System Number used to identify a network for BGP internet routing.
AS28370 is listed under GUIFAMI Informática 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.