44:03:77:4 Lenovo Image(Tianjin) Technology Ltd.
Every MAC address from 44:03:77:40:00:00 to 44:03:77:4F:FF:FF belongs to a block the IEEE assigned to Lenovo Image(Tianjin) Technology Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 44:03:77:4 belongs to
Written 44:03:77:4, 44-03-77-4 or 4403774, depending on the system. Look up a full address.
Prefix
44:03:77:4/28
Organization
Lenovo Image(Tianjin) Technology Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
44:03:77:40:00:00
Last address
44:03:77:4F:FF:FF
Address type
Globally unique, unicast
Registered address
Tianjin Free Trade Test Zone (Airport Economic Zone) Room 310, No. 1, Second Avenue, Airport International Logistics Zone Tianjin Tianjin CN 300000
Parent block
Inside 44:03:77
This MA-M block is carved from the 24-bit block 44:03:77, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.