MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix18:01:E3:00:00:00 /24
Vendor addressTutkijantie 8 Oulu FI 50590
Country🇫🇮 Finland
RegisteredAug 27, 2009
Block range18:01:E3:00:00:00– 18:01:E3: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 27, 2009 – Oct 7, 2015 Elektrobit Wireless Communications Ltd name changed
- Oct 7, 2015 – present Bittium Wireless Ltd
Example addresses in this block
Where this block sits
Bittium Wireless Ltd holds 2 registered blocks in the IEEE registry, ranking #1,638 of 33,427 organizations by block count.
Other blocks registered to Bittium Wireless Ltd