44:03:77:9 SHENZHEN UT-KING TECHNOLOGY CO.,LTD
Every MAC address from 44:03:77:90:00:00 to 44:03:77:9F:FF:FF belongs to a block the IEEE assigned to SHENZHEN UT-KING TECHNOLOGY CO.,LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 44:03:77:9 belongs to
Written 44:03:77:9, 44-03-77-9 or 4403779, depending on the system. Look up a full address.
Prefix
44:03:77:9/28
Organization
SHENZHEN UT-KING TECHNOLOGY CO.,LTD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
44:03:77:90:00:00
Last address
44:03:77:9F:FF:FF
Address type
Globally unique, unicast
Registered address
504, Building B ,Guangming Industrial Park, Zhonghua Road, Minzhi, Longhua District SHENZHEN GUANGDONG CN 518131
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.