Danriver Technologies Corp.

MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

PrefixA0:02:4A:20:00:00 /28

Vendor addressBuilding 3#, 2F, Yunxin Rd. Shanghai CN 200436

RegisteredNov 6, 2020

Block rangeA0:02:4A:20:00:00– A0:02:4A:2F: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

A0:02:4A:20:00:00 A0:02:4A:27:FF:FF A0:02:4A:2F:FF:FF

Where this block sits

Previous A0:02:4A:10:00:00 /28 Videndum Media Solutions Spa Next A0:02:4A:30:00:00 /28 SomaDetect Inc

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Danriver Technologies Corp. holds 1 registered blocks in the IEEE registry, ranking #9,798 of 33,427 organizations by block count.