MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:2A:F0:00 /36
Vendor addressNo.159.,Songde Rd., TAIPEI CITY Taiwan, China TW 11085
Country🇹🇼 Taiwan
RegisteredSep 8, 2025
Block range8C:1F:64:2A:F0:00– 8C:1F:64:2A:FF:FF
Address capacity4,096
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
Where this block sits
Previous
8C:1F:64:2A:D0:00 /36
Sugihara Software and Electron Industry
Next
8C:1F:64:2B:10:00 /36
U -MEI-DAH INT'L ENTERPRISE CO.,LTD.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
A-Best Co.,Lid. holds 1 registered blocks in the IEEE registry, ranking #3,637 of 33,421 organizations by block count.