macadress

Wonde Proud Technology Co., Ltd

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:15:4B:00:00:00 /24
Vendor address21F., No.100, Sec.1, Shintai 5th Rd Sijhih city Taipei County TW 221
Country🇹🇼  Taiwan
RegisteredJul 27, 2005
Block range00:15:4B:00:00:00– 00:15:4B: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

00:15:4B:00:00:00 00:15:4B:7F:FF:FF 00:15:4B:FF:FF:FF

Where this block sits

Previous 00:15:4A:00:00:00 /24 WANSHIH ELECTRONIC CO., LTD Next 00:15:4C:00:00:00 /24 Saunders Electronics

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

Wonde Proud Technology Co., Ltd holds 1 registered blocks in the IEEE registry, ranking #32,424 of 33,427 organizations by block count.