5C:FF:FF Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd
Every MAC address from 5C:FF:FF:00:00:00 to 5C:FF:FF:FF:FF:FF belongs to a block the IEEE assigned to Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 5C:FF:FF belongs to
Written 5C:FF:FF, 5C-FF-FF or 5CFFFF, depending on the system. Look up a full address.
Prefix
5C:FF:FF
Organization
Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
5C:FF:FF:00:00:00
Last address
5C:FF:FF:FF:FF:FF
Address type
Globally unique, unicast
Registered address
3/F, B5 Building, Xinfu Industrial Park, Heping Village Shenzhen, Guangdong 518101 US