MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix68:DA:73:A0:00:00 /28
Vendor address2-5/F? #8FactoryBld?Yu'an Factory Area ?LongchengIndustryPark?Gao feng Community ?Dalang Street ?LonghuaDisrict Shenzhen Guangdong CN 518000
Country🇨🇳 China
RegisteredApr 27, 2023
Block range68:DA:73:A0:00:00– 68:DA:73: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.
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
68:DA:73:90:00:00 /28
Nadex Machinery(Shanghai) Co.,Ltd
Next
68:DA:73:B0:00:00 /28
Gamber-Johnson LLC
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen Haiyingzhilian Industrial Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,482 of 33,427 organizations by block count.