macadress

Comfit HealthCare Devices Limited

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.
Prefix60:15:92:50:00:00 /28
Vendor addressRoom 5, Unit 601, 6/F, Core Building 1, No.1 Science Park East Avenue, Shatin Hong Kong Science Park HK NT
Country🇭🇰  Hong Kong
RegisteredJan 20, 2021
Block range60:15:92:50:00:00– 60:15:92:5F: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 →

Ownership timeline

  1. Jan 20, 2021 – Mar 11, 2023 Wuhan Hosan Telecommunication Technology Co.,Ltd name changedaddress changedcountry changed
  2. Mar 11, 2023 – present Comfit HealthCare Devices Limited

Example addresses in this block

60:15:92:50:00:00 60:15:92:57:FF:FF 60:15:92:5F:FF:FF

Where this block sits

Previous 60:15:92:40:00:00 /28 Zaptec Next 60:15:92:60:00:00 /28 BEIJING KUANGSHI TECHNOLOGY CO., LTD

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

Comfit HealthCare Devices Limited holds 1 registered blocks in the IEEE registry, ranking #8,807 of 33,421 organizations by block count.