MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix74:19:F8:50:00:00 /28
Vendor addressNO.210 Block B, Building 2 Beijing Berijing CN 100089
Country🇨🇳 China
RegisteredOct 16, 2015
Block range74:19:F8:50:00:00– 74:19:F8:5F: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
Previous
74:19:F8:40:00:00 /28
Cloudvue Technologies Corporation
Next
74:19:F8:60:00:00 /28
Baudisch Electronic GmbH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Starcor Beijing Co.,Limited holds 2 registered blocks in the IEEE registry, ranking #3,150 of 33,427 organizations by block count.
Other blocks registered to Starcor Beijing Co.,Limited