macadress

Micro-Star Int'l Co, Ltd

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixD4:3D:7E:00:00:00 /24
Vendor addressNo.69, Lide St., Jhonghe City Taipei County US 235
Country🇺🇸  United States
RegisteredApr 13, 2012
Block rangeD4:3D:7E:00:00:00– D4:3D:7E: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. Apr 13, 2012 – May 2, 2012 Micro-Star INT'L CO., LTD. name changed
  2. May 2, 2012 – present Micro-Star Int'l Co, Ltd

Example addresses in this block

D4:3D:7E:00:00:00 D4:3D:7E:7F:FF:FF D4:3D:7E:FF:FF:FF

Where this block sits

MICRO-STAR INT'L CO.,LTD. holds 8 registered blocks in the IEEE registry, ranking #382 of 33,421 organizations by block count.