MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixE4:4C:C7:70:00:00 /28
Vendor addressRoom 2006, 20/F., 43-47 Wang Lung Street, Tsuen Wan HK NA
Country🇳🇦 Namibia
RegisteredNov 30, 2018
Block rangeE4:4C:C7:70:00:00– E4:4C:C7:7F: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
E4:4C:C7:60:00:00 /28
HANGZHOU OLE-SYSTEMS CO., LTD
Next
E4:4C:C7:80:00:00 /28
IAG GROUP LTD
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Channel Enterprises (HK) Ltd. holds 1 registered blocks in the IEEE registry, ranking #8,182 of 33,427 organizations by block count.