MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:2B:10:00 /36
Vendor address11F., No. 365, Fude 3rd Rd., Xizhi Dist., New Taipei City 221011 , Taiwan (R.O.C.) New Taipei City TW 221011
Country🇹🇼 Taiwan
RegisteredDec 29, 2023
Block range8C:1F:64:2B:10:00– 8C:1F:64:2B:1F: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:F0:00 /36
A-Best Co.,Lid.
Next
8C:1F:64:2B:20:00 /36
Infosoft Digital Design and Services P L
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
U -MEI-DAH INT'L ENTERPRISE CO.,LTD. holds 3 registered blocks in the IEEE registry, ranking #1,368 of 33,421 organizations by block count.
Other blocks registered to U -MEI-DAH INT'L ENTERPRISE CO.,LTD.