Netplus Co., Ltd. (C4:83:72:60:00:00 /28)

Netplus Co., Ltd. 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.

PrefixC4:83:72:60:00:00 /28

Vendor address#504 3-1-1 Oguradai Inzai-shi Chiba-ken JP 2701356

Block rangeC4:83:72:60:00:00– C4:83:72:6F: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

C4:83:72:60:00:00 C4:83:72:67:FF:FF C4:83:72:6F:FF:FF