macadress

µTech Tecnologia LTDA

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixF8:E7:B5:00:00:00 /24
Vendor addressRua Lauro Linhares, 598 Florianopolis Santa Catarina BR 88036-200
Country🇧🇷  Brazil
RegisteredJul 1, 2011
Block rangeF8:E7:B5:00:00:00– F8:E7:B5:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority

Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.

Curious how a prefix like this turns into a full address? See how MAC addresses are structured →

Ownership timeline

  1. Jul 1, 2011 – Nov 17, 2011 uTech Engenharia e Automa�ao LTDA name changed
  2. Nov 17, 2011 РNov 18, 2011 uTech Engenharia e Automa̤ao LTDA name changed
  3. Nov 18, 2011 – Sep 17, 2012 uTech Engenharia e Automaçao LTDA name changed
  4. Sep 17, 2012 – Nov 29, 2012 uTech Engenharia e Automaçao LTDA name changed
  5. Nov 29, 2012 – Mar 27, 2013 µTech Engenharia e Automação LTDA name changedaddress changed
  6. Mar 27, 2013 – Aug 27, 2015 µTech Tecnologia LTDA name changedaddress changed
  7. Aug 27, 2015 – present µTech Tecnologia LTDA

Example addresses in this block

F8:E7:B5:00:00:00 F8:E7:B5:7F:FF:FF F8:E7:B5:FF:FF:FF

Where this block sits

µTech Tecnologia LTDA holds 1 registered blocks in the IEEE registry, ranking #29,307 of 33,427 organizations by block count.