54:A4:93:C BJ COTYTECH TECHNOLOGY CO.,LTD
Every MAC address from 54:A4:93:C0:00:00 to 54:A4:93:CF:FF:FF belongs to a block the IEEE assigned to BJ COTYTECH TECHNOLOGY CO.,LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 54:A4:93:C belongs to
Written 54:A4:93:C, 54-A4-93-C or 54A493C, depending on the system. Look up a full address.
Prefix
54:A4:93:C/28
Organization
BJ COTYTECH TECHNOLOGY CO.,LTD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
54:A4:93:C0:00:00
Last address
54:A4:93:CF:FF:FF
Address type
Globally unique, unicast
Registered address
Rm2302,Block B,Haojing Building,Zhichun Road,Haidian District BeiJing BeiJing CN 100086
Parent block
Inside 54:A4:93
This MA-M block is carved from the 24-bit block 54:A4:93, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.