macadress

SKF (U.K.) Limited

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:01:B9:00:00:00 /24
Vendor address2 Michaelson Square Kirkton Campus Livingston West Lothian GB EH54 7DP
Country🇬🇧  United Kingdom
RegisteredSep 8, 2000
Block range00:01:B9:00:00:00– 00:01:B9: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. Sep 8, 2000 – Dec 15, 2017 SKF Condition Monitoring name changedaddress changedcountry changed
  2. Dec 15, 2017 – present SKF (U.K.) Limited

Example addresses in this block

00:01:B9:00:00:00 00:01:B9:7F:FF:FF 00:01:B9:FF:FF:FF

Where this block sits

Previous 00:01:B8:00:00:00 /24 Netsensity, Inc. Next 00:01:BA:00:00:00 /24 IC-Net, Inc.

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

SKF (U.K.) Limited holds 1 registered blocks in the IEEE registry, ranking #27,592 of 33,427 organizations by block count.