E-TEK DIGITAL TECHNOLOGY LIMITED

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix00:18:04:00:00:00 /24

Vendor addressUNIT1520,15/F.,TOWER 2,GRAND CENTURY PLACE,193 PRINCE EDWARD ROAD WEST,KOWLOON, HK

RegisteredApr 21, 2006

Block range00:18:04:00:00:00– 00:18:04: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 →

Example addresses in this block

00:18:04:00:00:00 00:18:04:7F:FF:FF 00:18:04:FF:FF:FF

Where this block sits

Previous 00:18:03:00:00:00 /24 ArcSoft Shanghai Co. LTD Next 00:18:05:00:00:00 /24 Beijing InHand Networking Technology Co.,Ltd.

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

E-TEK DIGITAL TECHNOLOGY LIMITED holds 1 registered blocks in the IEEE registry, ranking #11,014 of 33,421 organizations by block count.