COMMUP WUHAN NETWORK TECHNOLOGY 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.

PrefixC0:22:F1:10:00:00 /28

Vendor addressNo.5-2, 3rd Floor, Building A, Wangjiadun Plaza Project, No.52 Changqing Road, Jianghan District, Wuhan HuBei CN 430000

Country🇨🇳 China

RegisteredJul 4, 2023

Block rangeC0:22:F1:10:00:00– C0:22:F1:1F: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

C0:22:F1:10:00:00 C0:22:F1:17:FF:FF C0:22:F1:1F:FF:FF

Where this block sits

Previous C0:22:F1:00:00:00 /28 RCT Power GmbH Next C0:22:F1:20:00:00 /28 TSURUGA Electric Corporation

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

COMMUP WUHAN NETWORK TECHNOLOGY CO.,LTD holds 1 registered blocks in the IEEE registry, ranking #8,865 of 33,427 organizations by block count.