MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix84:E0:F4:10:00:00 /28
Vendor address9F No.3-2 Yuanqu St. Nangang Dist. Taipei TW 11503
Country🇹🇼 Taiwan
RegisteredJun 5, 2016
Block range84:E0:F4:10:00:00– 84:E0:F4:1F: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
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84:E0:F4:00:00:00 /28
ShenZhen Panrich Technology Limited
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84:E0:F4:20:00:00 /28
Hangzhou Uni-Ubi Co.,Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
MedicusTek Inc. holds 1 registered blocks in the IEEE registry, ranking #19,487 of 33,427 organizations by block count.