MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixD0:DA:24:10:00:00 /28
Vendor addressRm.1902,Easey Comm.Bldg.,253-261 Hemnessy Road, Wanchai, Hong Kong Hong Kong Wanchai, Hong Kong CN 999077
Country🇨🇳 China
RegisteredJul 31, 2026
Block rangeD0:DA:24:10:00:00– D0:DA:24:1F:FF:FF
Address capacity1,048,576
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
D0:DA:24:00:00:00 /28
Beijing Deeprift Technologies Co., Ltd.
Next
D0:DA:24:20:00:00 /28
acemetro electronics india private limited
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
WITSTEK HONGKONG LIMITED holds 1 registered blocks in the IEEE registry, ranking #32,385 of 33,421 organizations by block count.