30:BB:28:4 HUIZHOU HENGDU ELECTRONICS CO.,LTD.
Every MAC address from 30:BB:28:40:00:00 to 30:BB:28:4F:FF:FF belongs to a block the IEEE assigned to HUIZHOU HENGDU ELECTRONICS CO.,LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 30:BB:28:4 belongs to
Written 30:BB:28:4, 30-BB-28-4 or 30BB284, depending on the system. Look up a full address.
Prefix
30:BB:28:4/28
Organization
HUIZHOU HENGDU ELECTRONICS CO.,LTD.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
30:BB:28:40:00:00
Last address
30:BB:28:4F:FF:FF
Address type
Globally unique, unicast
Registered address
No. 8 Huitai Road, Huinan High-tech Industrial Park, Huiao Avenue, Huizhou City Huizhou Guangdong CN 516025
Parent block
Inside 30:BB:28
This MA-M block is carved from the 24-bit block 30:BB:28, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.