MAC Address Lookup
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Brazil MAC address blocks

The IEEE registry carries 353 blocks with registration addresses in Brazil, together 2.7 billion addresses across 255 organizations.

Organization Blocks Addresses First registered
Intelbras18302 million29 Nov 2006
TELLESCOM INDUSTRIA E COMERCIO EM TELECOMUNICACAO9151 million24 Jun 2016
Inventus Power Eletronica do Brasil LTDA583.9 million14 May 2019
TERACOM TELEMATICA S.A450.3 million24 Jan 2001
Positivo Tecnologia S.A.350.3 million13 Apr 2016
GERTEC BRASIL LTDA233.6 million3 Sep 2021
Gradual Tecnologia Ltda.416.8 million30 Jul 2008
DIMEP Sistemas216.8 million3 Aug 2010
Dixtal Biomedica Ind. Com. Ltda216.8 million27 Jul 2005
NOVACOMM LTDA216.8 million13 May 2007
Pumatronix Equipamentos Eletronicos Ltda.216.8 million30 Jul 2008
2EI116.8 million9 Dec 2005
2M2B Montadora de Maquinas Bahia Brasil LTDA116.8 million14 Aug 2006
Absolute Acoustics116.8 million15 Jan 2015
Alfa Instrumentos Eletronicos Ltda.116.8 million10 Aug 2013
Aligera Equipamentos Digitais Ltda116.8 million5 Oct 2010
All Earth Comércio de Eletrônicos LTDA.116.8 million19 Jul 2008
Almitec Informática e Comércio116.8 million1 Jul 2006
Altus Sistemas de Automação S.A.116.8 million19 Nov 2025
AP Router Ind. Eletronica LTDA116.8 million18 Jun 2008
AsGa S.A.116.8 million19 Jun 2005
Automat Engenharia de Automação Ltda.116.8 million24 Oct 2001
Britania Eletrônicos S.A.116.8 million24 Oct 2021
BWS IoT116.8 million5 Jun 2025
Cianet Industria e Comercio S/A116.8 million14 Aug 2006
CM Comandos Lineares116.8 million14 Aug 2006
companytec automação e controle ltda.116.8 million10 May 2009
CONPROVE116.8 million28 Jun 2023
Control iD116.8 million27 Jun 2012
Daruma Telecomunicações e Informática S.A.116.8 million16 Sep 2009
DEV Tecnologia Ind Com Man Eq LTDA116.8 million31 Oct 2017
Digiboard Eletronica da Amazonia Ltda116.8 million29 Oct 2022
DIGIBRAS INDUSTRIA DO BRASILS/A116.8 million5 Sep 2012
Digistar Telecom. SA116.8 million25 Aug 2011
Digitel S/A Industria Eletronica116.8 million23 Nov 2000
Digitro Tecnologia Ltda116.8 million4 Aug 2004
Digitron da Amazonia S/A116.8 million9 Jul 2016
Digivoice Tecnologia em Eletronica Ltda116.8 million11 Aug 2010
DLG Automação Industrial Ltda116.8 million27 Aug 2009
Ecil Informatica Ind. Com. Ltda116.8 million23 Mar 2012
EDEN SISTEMAS DE COMPUTACAO SA116.8 million22 Apr 1998
Eletronica Nitron Ltda116.8 million30 Dec 2006
ELGIN S.A.116.8 million8 Oct 2008
Elo Sistemas Eletronicos S.A.116.8 million5 Jun 2002
Elsys Equipamentos Eletronicos Ltda116.8 million24 Jul 2012
Elsys Equipamentos Eletrônicos Ltda116.8 million6 Nov 2015
Enablers Solucoes e Consultoria em Dispositivos116.8 million15 Apr 2023
ENGETRON-ENGENHARIA ELETRONICA IND. e COM. LTDA116.8 million8 Sep 2000
FIBERX DISTRIBUIDORA DE PRODUTOS DE TELECOMUNICACAO LTDA116.8 million11 Jul 2023
FILIZOLA S.A. PESAGEM E AUTOMACAO116.8 million10 Feb 2013
FIREMAX INDÚSTRIA E COMÉRCIO DE PRODUTOS ELETRÔNICOS LTDA116.8 million18 Jun 2011
First International Computer do Brasil116.8 million16 Oct 2004
Furukawa Industrial S.A. Produtos Elétricos116.8 million18 Nov 2011
GERP Solution116.8 million24 Jul 2012
GREATEK116.8 million29 May 2021
Grupo Digicon116.8 million1 Apr 2010
HANA Electronics116.8 million5 Mar 2023
Hewlett Packard116.8 million8 Sep 2000
IMBEL - Industria de Material Belico do Brasil116.8 million14 Dec 2013
IMS Soluções em Energia Ltda.116.8 million18 Mar 2011
Innova Security116.8 million19 Aug 2014
IONICS TECHNOLOGY ME LTDA116.8 million10 Jun 2010
IoT Company Solucoes Tecnologicas Ltda116.8 million5 Nov 2019
ITAUTEC PHILCO S.A.116.8 million8 Sep 2000
Khomp116.8 million5 Apr 2011
KIDASEN INDUSTRIA E COMERCIO DE ANTENAS LTDA116.8 million24 Sep 2011
LeucotronEquipamentos Ltda.116.8 million3 Feb 2006
Linear Equipamentos Eletronicos SA116.8 million30 Apr 2010
Marelli116.8 million16 Oct 2025
MONEYTECH116.8 million15 Feb 2009
Multilaser Industrial S.A.116.8 million10 Jun 2022
MXT INDUSTRIAL LTDA116.8 million17 Jan 2012
NEC DO BRASIL S.A.116.8 million8 Sep 2000
Neokoros Brasil Ltda116.8 million4 Feb 2006
NET RULES TECNOLOGIA EIRELI116.8 million1 Nov 2014
NEXTVISION SISTEMAS DIGITAIS DE TELEVISÃO LTDA.116.8 million25 Sep 2007
NIC.br- Nucleo de Informacao e Coordenacao do Ponto BR116.8 million15 Aug 2012
Novus Produtos Eletronicos Ltda116.8 million25 Jun 2009
ORBISAT DA AMAZONIA IND E AEROL SA116.8 million8 Apr 2010
Ory Solucoes em Comercio de Informatica Ltda.116.8 million11 Jul 2009
Padtec S/A116.8 million14 Apr 2008
PALLADIUM ENERGY ELETRONICA DA AMAZONIA LTDA116.8 million2 Sep 2011
Panasonic do Brasil Limitada116.8 million12 Jan 2018
Parks S/A Comunicacoes Digitais116.8 million9 Nov 2000
PCI COMPONENTES DA AMZONIA LTD116.8 million8 Sep 2000
POSITRON116.8 million31 Dec 2007
PROCOMP INDUSTRIA ELETRONICA116.8 million22 Apr 1998
Proview Eletrônica do Brasil LTDA116.8 million19 Jul 2008
QUALICABLE TV Industria E Com., Ltda116.8 million2 Feb 2001
ROEHN116.8 million12 Jan 2026
RW Tecnologia Industria e Comercio Ltda116.8 million25 Sep 2010
S I Sistemas Inteligentes Eletrônicos Ltda116.8 million12 Mar 2010
Samurai Ind. Prods Eletronicos Ltda116.8 million24 Oct 2001
Setha Industria Eletronica LTDA116.8 million13 Jun 2006
SID INFORMATICA116.8 million22 Apr 1998
SISTEMA SOLUCOES ELETRONICAS LTDA - EASYTECH116.8 million11 Nov 2010
Smak Tecnologia e Automacao116.8 million28 Mar 2010
SMS TECNOLOGIA ELETRONICA LTDA116.8 million18 Jun 2008
Solectron Brazil116.8 million15 Jun 2004
SPECTO PAINEIS ELETRONICOS LTDA116.8 million21 Jun 2013
SWEDA INFORMATICA LTDA116.8 million28 Mar 2013
TDA INDUSTRIA DE PRODUTOS116.8 million8 Sep 2000
Tecvan Informatica Ltda116.8 million18 Aug 2007
Telematica Sistems Inteligente116.8 million8 Sep 2000
TMN Technologies Telecomunicacoes Ltda116.8 million20 Feb 2007
TOLEDO DO BRASIL INDUSTRIA DE BALANCAS LTDA116.8 million31 Dec 2007
Topdata Sistemas de Automacao Ltda116.8 million1 Jul 2006
Transaccess S.A.116.8 million24 Oct 2001
Treetech Sistemas Digitais116.8 million5 Jan 2012
TRILOBIT LTDA.116.8 million19 Feb 2010
Trix Tecnologia Ltda.116.8 million17 Feb 2005
Trópico Sistemas e Telecomunicações da Amazônia LTDA.116.8 million5 Dec 2006
Universal Telecom S/A116.8 million18 Jun 2008
V2COM PARTICIPACOES S.A.116.8 million6 Dec 2011
Visiontec da Amazônia Ltda.116.8 million11 Sep 2009
WEG116.8 million14 Jan 2011
Weightech Com. Imp. Exp. Equip. Pesagem Ltda116.8 million15 Apr 2010
wi2be Tecnologia S/A116.8 million9 Jul 2013
WIPLUG116.8 million1 Jun 2003
WYMA Tecnologia116.8 million23 Jul 2010
ZPM Industria e Comercio Ltda116.8 million23 Nov 2010
µTech Tecnologia LTDA116.8 million1 Jul 2011
Foxconn Brasil Industria e Comercio Ltda33.1 million1 Apr 2020
CAL-COMP INDUSTRIA E COMERCIO DE ELETRONICOS E INFORMATICA LTDA22.1 million23 Jul 2019
Cliptech Industria e Comercio Ltda22.1 million16 Oct 2015
Proqualit Telecom LTDA22.1 million21 Mar 2023
TECTOY S.A22.1 million27 Mar 2024
BRS Sistemas Eletrônicos171.1 million3 May 2009
Scenario Automation71.1 million21 Jan 2018
neocontrol soluções em automação31.1 million30 Jul 2008
DAIKEN AUTOMACAO LTDA21.1 million15 Aug 2010
Elcoma21.1 million17 Nov 2018
HDL da Amazônia Industria Eletrônica Ltda21.1 million22 Feb 2015
JFA Electronics Industry and Commerce EIRELI21.1 million7 Dec 2019
Jide Car Rastreamento e Monitoramento LTDA21.1 million17 Feb 2022
Lupa Tecnologia e Sistemas Ltda21.1 million28 Dec 2018
NEOiD21.1 million11 Dec 2024
Stara S/A Indústria de Implementos Agrícolas21.1 million10 Apr 2016
Ahgora Sistemas SA11 million11 Mar 2018
AUMOVIO Brazil Industry Ltda.11 million31 Jul 2025
BRADAR INDUSTRIA SA11 million16 Oct 2015
CARDIO SISTEMAS COMERCIAL E INDUSTRIAL LTDA11 million6 Feb 2026
Centro de Pesquisas Av Wernher Von Braun11 million6 Aug 2021
Dabi Atlante S/A Industrias Medico Odontológicas11 million16 Oct 2015
Faaftech11 million14 Jun 2025
FELTRIN INDUSTRIA E COMERCIO11 million27 Apr 2024
Flexmedia ind e com11 million15 May 2025
Gabriel Tecnologia11 million27 Feb 2026
GTL Tecnologia e Sistemas Ltda11 million20 Mar 2026
HI Tecnologia Industria e Comercio Ltda11 million25 Jul 2026
Ibyte11 million27 Mar 2020
Intergard do Brasil Ind e Com de Eletr e Mec Ltda11 million17 Jun 2018
Inttelix Brasil Tecnologia e Sistemas Ltda11 million16 Oct 2015
Kryptus Information Security S/A11 million27 May 2018
LAO INDUSTRIA LTDA11 million11 Jan 2020
NHS Sistemas de Energia11 million29 Nov 2015
Planeta Informática Ltda11 million3 Nov 2023
Reason Tecnologia SA11 million16 Oct 2015
Skydock do Brasil Ltda11 million30 Sep 2018
Tacom Projetos Bilhetagem Inteligente ltda11 million16 Oct 2015
Ubisafe Smart Devices11 million22 Oct 2020
URANO INDUSTRIA DE BALANCAS E EQUIPAMENTOS LTDA11 million16 Oct 2015
VOLT EQUIPAMENTOS ELETRONICOS LTDA11 million24 Nov 2022
Zilia Technologies11 million16 Apr 2024
Landis+Gyr Equipamentos de Medição Ltda520.5 thousand19 Jun 2021
TASK SISTEMAS DE COMPUTACAO LTDA416.4 thousand30 Jul 2008
Kron Medidores312.3 thousand5 Apr 2015
PHB Eletronica Ltda.312.3 thousand30 Jul 2008
XPS ELETRONICA LTDA312.3 thousand1 Feb 2020
Pro-Digital Projetos Eletronicos Ltda28.2 thousand6 Dec 2015
REASON Tecnologia S.A.28.2 thousand30 Jul 2008
RoboCore Tecnologia28.2 thousand18 Feb 2018
Spider Tecnologia Ind. e Com Ltda28.2 thousand26 Jul 2009
Tecsys do Brasil Industrial Ltda28.2 thousand25 Mar 2018
AIQuatro14.1 thousand2 Mar 2022
Alumbra Produtos Elétricos e Eletrônicos Ltda14.1 thousand24 Feb 2013
ATI Automação Telecomunicações e Informática Ltda14.1 thousand17 Jun 2012
Atman Tecnologia Ltda14.1 thousand11 Sep 2020
Attack do Brasil Ind Com Apar de Som LTDA14.1 thousand22 Nov 2025
BioAccess Tecnologia em Biometria Ltda.14.1 thousand30 Jul 2008
Boreste14.1 thousand30 Jul 2008
Circuitec Ind. Equip. Eletr. Ltda14.1 thousand21 Oct 2012
Coester Automação Ltda14.1 thousand6 Dec 2015
Control Aut Tecnologia em Automação LTDA14.1 thousand18 Jun 2022
Control Service do Brasil Ltda14.1 thousand30 Jul 2008
Contronics Automacao Ltda14.1 thousand30 Jul 2008
COONTROL Tecnologia em Combustão LTDA EPP14.1 thousand30 Dec 2020
CosmoData Informatica Ltda.14.1 thousand30 Aug 2009
CP ELETRONICA SA14.1 thousand4 Jul 2010
CPqD14.1 thousand30 Jul 2008
CSI Controles e Sistemas Industriais Ltda.14.1 thousand2 May 2010
CTF TECHNOLOGIES DO BRASIL LTDA14.1 thousand7 Aug 2011
DATAREGIS S.A.14.1 thousand14 Nov 2010
DIMASTEC GESTAO DE PONTO E ACESSO EIRELI-ME14.1 thousand22 Oct 2017
Dlite Comercio, Importadora e Serviços de Automação Ltda14.1 thousand11 Sep 2011
DOSADORES ALLTRONIC14.1 thousand25 Sep 2016
DS PRO Audio Ltda14.1 thousand17 May 2009
Dyncir Soluções Tecnológicas Ltda14.1 thousand26 Jul 2022
EMBSYS SISTEMAS EMBARCADOS14.1 thousand30 Dec 2021
EPM Tecnologia e Equipamentos14.1 thousand30 Jul 2008
Fertron Controle e Automacao Industrial Ltda.14.1 thousand30 Jul 2008
Garten Automation14.1 thousand29 Apr 2021
Global Tecnologia LTDA.14.1 thousand16 Oct 2011
Holdline Tecnologia e Sistemas Ltda14.1 thousand8 May 2011
Ifox - Industria e Comercio Ltda14.1 thousand30 Jul 2008
IMPLE SISTEMAS ELETRONICOS EMBARCADOS LTDA14.1 thousand26 May 2013
INSTITUTO DE GESTÃO, REDES TECNOLÓGICAS E NERGIAS14.1 thousand10 Nov 2021
Invent Vision - iVision Sistemas de Imagem e Visão S.A.14.1 thousand26 Jan 2019
Kaori Industria Eletronica Ltda14.1 thousand23 Sep 2012
Kruger DB Series Indústria Eletrônica ltda14.1 thousand23 Aug 2023
Landis Gyr14.1 thousand11 Sep 2017
Link Precision14.1 thousand7 Jul 2013
Lupatecnologia e Sistemas Ltda14.1 thousand8 Aug 2010
Magnamed Tecnologia Medica S/A14.1 thousand13 Dec 2018
MCS Engenharia ltda14.1 thousand27 Feb 2011
MDI Industrial14.1 thousand22 Jul 2021
Metroval Controle de Fluidos Ltda14.1 thousand14 Nov 2021
Microtarget Tecnologia Digital Ltda.14.1 thousand30 Jul 2008
MONYTEL S.A.14.1 thousand30 Jul 2008
Nansen S. A. - Instrumentos de Precisão14.1 thousand30 Jul 2008
NEOPATH INTEGRATED SYSTEMS LTDA14.1 thousand24 Jul 2019
Nexxto Servicos Em Tecnologia da Informacao SA14.1 thousand2 Mar 2023
Omnilink Tecnologia S/A14.1 thousand22 Aug 2025
OptoLink Industria e Comercio Ltda14.1 thousand5 Jan 2011
Panamera14.1 thousand19 Aug 2020
Perto Periféricos de Automação S.A.14.1 thousand30 Jul 2008
PHYGITALL SOLUÇÕES EM INTERNET DAS COISAS14.1 thousand11 Sep 2021
Pro-Digital Industria Eletronica14.1 thousand21 Nov 2010
Prodata Mobility Brasil SA14.1 thousand11 Mar 2023
ProHound Controles Eirelli14.1 thousand5 Dec 2018
Prolife Equipamentos Médicos Ltda.14.1 thousand16 Dec 2023
PROTEQSEN14.1 thousand28 Aug 2011
PSA Technology Ltda.14.1 thousand1 Dec 2022
Radaz Indústria e Comércio de Produtos Eletronicos S/A14.1 thousand11 Apr 2025
Reivax S/A Automação e Controle14.1 thousand31 May 2023
SeAIoT Solutions Ltda14.1 thousand27 Mar 2025
Sedia Electronics14.1 thousand30 Jul 2008
SmartSafe14.1 thousand15 Nov 2018
Soldig Industria e Comercio de Equipamentos Eletronicos LTDA14.1 thousand30 Jul 2008
Solectron Ind.Com.Servs.Exportadora do Brasil Ltda.14.1 thousand30 Jul 2008
Solid Invent Ltda.14.1 thousand25 Jul 2021
Supplier Ind. e Com de Eletroeletrônicos14.1 thousand21 Jul 2013
Task Sistemas14.1 thousand14 Sep 2014
Task Sistemas de Computacao14.1 thousand2 Sep 2012
TASK SISTEMAS DE COMPUTACAO S.A.14.1 thousand26 May 2013
Valley Tecnologia14.1 thousand30 Jul 2008
Verti Tecnologia14.1 thousand12 Oct 2014
Videotek Sistemas Eletronicos Ltda.14.1 thousand30 Jul 2008
Vital Tech Industria e Comercio Ltda14.1 thousand25 Nov 2012
Winsys Informatica ltda14.1 thousand30 Jul 2008
Wise Industria de Telecomunicações Ldta.14.1 thousand30 Jul 2008
WORKPOWER TECNOLOGIA ELETRONICA LTDA-EPP14.1 thousand30 Jul 2008
WxBR Sistemas de Telecomunicacoes Ltda14.1 thousand10 Mar 2013
Xpti Tecnologias em Segurança Ltda14.1 thousand20 Oct 2023
Zaruc Tecnologia LTDA14.1 thousand14 Jan 2023

Every organization with blocks registered in Brazil, sorted by total address space.

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.