78:CA:83:D Hubei Boyuan Zhijia Network Media Co. Ltd.
Every MAC address from 78:CA:83:D0:00:00 to 78:CA:83:DF:FF:FF belongs to a block the IEEE assigned to Hubei Boyuan Zhijia Network Media Co. Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 78:CA:83:D belongs to
Written 78:CA:83:D, 78-CA-83-D or 78CA83D, depending on the system. Look up a full address.
Prefix
78:CA:83:D/28
Organization
Hubei Boyuan Zhijia Network Media Co. Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
78:CA:83:D0:00:00
Last address
78:CA:83:DF:FF:FF
Address type
Globally unique, unicast
Registered address
Wuhan City, Hubei City, Optics Valley Province, Optics Valley 77, city, financial port A3 12 Wuhan Hubei CN 42000
Parent block
Inside 78:CA:83
This MA-M block is carved from the 24-bit block 78:CA:83, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.