MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:15:5F:00:00:00 /24
Vendor addressSpinnerijstraat 14 Zele BE 9240
Country🇧🇪 Belgium
RegisteredAug 4, 2005
Block range00:15:5F:00:00:00– 00:15:5F: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
- Aug 4, 2005 – Feb 9, 2008 Ubiwave name changedaddress changed
- Feb 9, 2008 – Jun 23, 2009 GreenPeak name changed
- Jun 23, 2009 – present GreenPeak Technologies
Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
GreenPeak Technologies holds 1 registered blocks in the IEEE registry, ranking #13,962 of 33,427 organizations by block count.