MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix28:36:13:10:00:00 /28
Vendor address5th floor, building G, no. 2337 gudai road (weijing center) Shanghai minhang district CN 215128
Country🇨🇳 China
RegisteredJun 18, 2021
Block range28:36:13:10:00:00– 28:36:13:1F: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
28:36:13:00:00:00 /28
Shandong SIASUN Industrial Software Research Institute Co., Ltd
Next
28:36:13:20:00:00 /28
Shenzhen HQVT TECHNOLOGY Co.,LTD
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Hi-p (Suzhou) Electronics Co,Ltd holds 1 registered blocks in the IEEE registry, ranking #14,813 of 33,427 organizations by block count.