macadress

WEG AUTOMATION EUROPE S.R.L.

MA-M
MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix88:C9:B3:A0:00:00 /28
Vendor addressVia Carducci 24 Gerenzano (VA) Varese IT 21040
Country🇮🇹  Italy
RegisteredMar 3, 2021
Block range88:C9:B3:A0:00:00– 88:C9:B3:AF:FF:FF
Address capacity1,048,576
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. Mar 3, 2021 – Dec 2, 2022 Gefran Drive & Motion srl name changed
  2. Dec 2, 2022 – present WEG AUTOMATION EUROPE S.R.L.

Example addresses in this block

88:C9:B3:A0:00:00 88:C9:B3:A7:FF:FF 88:C9:B3:AF:FF:FF

Where this block sits

Previous 88:C9:B3:90:00:00 /28 Richbeam (Beijing) Technology Co., Ltd. Next 88:C9:B3:B0:00:00 /28 Shenzhen MMUI Co.,Ltd

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

WEG AUTOMATION EUROPE S.R.L. holds 1 registered blocks in the IEEE registry, ranking #32,034 of 33,427 organizations by block count.