MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix74:1A:E0:A0:00:00 /28
Vendor addressROOM 11501,FLOOR 15,UNIT 1,BLOCK 1,RENOVATION CENTER,TUANJIE SOUTH RD.,HI-TECH ZONE,XIAN,SHAANXI XIAN SHAANXI CN 710065
Country🇨🇳 China
RegisteredJul 16, 2017
Block range74:1A:E0:A0:00:00– 74:1A:E0:AF: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.
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Example addresses in this block
Where this block sits
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74:1A:E0:80:00:00 /28
Broadcast Wireless Systems Ltd
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74:1A:E0:B0:00:00 /28
SHEN ZHEN YINGJIACHUANG ELECTRONICS TECHNOLOGY CO.,LTD.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SAIERCOM CORPORATION holds 1 registered blocks in the IEEE registry, ranking #25,039 of 33,421 organizations by block count.