macadress

Smart Energy Instruments Inc.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1F:A8:00:00:00 /24
Vendor address297 Lakeshore Road East Oakville Ontario CA L6J 1J3
Country🇨🇦  Canada
RegisteredFeb 9, 2008
Block range00:1F:A8:00:00:00– 00:1F:A8: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. Feb 9, 2008 – Dec 2, 2010 ANI Technologies Corp. name changedaddress changed
  2. Dec 2, 2010 – present Smart Energy Instruments Inc.

Example addresses in this block

00:1F:A8:00:00:00 00:1F:A8:7F:FF:FF 00:1F:A8:FF:FF:FF

Where this block sits

Previous 00:1F:A7:00:00:00 /24 Sony Interactive Entertainment Inc. Next 00:1F:A9:00:00:00 /24 Atlanta DTH, Inc.

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

Smart Energy Instruments Inc. holds 1 registered blocks in the IEEE registry, ranking #27,694 of 33,427 organizations by block count.