MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixE0:5A:9F:D0:00:00 /28
Vendor address1080 N. 11th Street San Jose CA US 95112
Country🇺🇸 United States
RegisteredNov 14, 2018
Block rangeE0:5A:9F:D0:00:00– E0:5A:9F:DF: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
E0:5A:9F:C0:00:00 /28
ShenZhen Mornsun Smartlinker Limited Co., LTD
Next
E0:5A:9F:E0:00:00 /28
ShenZhen Arts Changhua Intelligent Technology Co., Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Mountz, Inc. holds 1 registered blocks in the IEEE registry, ranking #20,322 of 33,427 organizations by block count.