A4:7B:52 JoulWatt Technology Co., Ltd
Every MAC address from A4:7B:52:00:00:00 to A4:7B:52:FF:FF:FF belongs to a block the IEEE assigned to JoulWatt Technology Co., Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who A4:7B:52 belongs to
Written A4:7B:52, A4-7B-52 or A47B52, depending on the system. Look up a full address.
Prefix
A4:7B:52
Organization
JoulWatt Technology Co., Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
A4:7B:52:00:00:00
Last address
A4:7B:52:FF:FF:FF
Address type
Globally unique, unicast
Registered address
9th Floor, Chuangye Building, No.99 Huaxing Road, Xihu District, Hangzhou, China Hangzhou Zhejiang CN 311100