F4:20:55:C Shenzhen Guangjian Technology Co.,Ltd
Every MAC address from F4:20:55:C0:00:00 to F4:20:55:CF:FF:FF belongs to a block the IEEE assigned to Shenzhen Guangjian Technology Co.,Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who F4:20:55:C belongs to
Written F4:20:55:C, F4-20-55-C or F42055C, depending on the system. Look up a full address.
Prefix
F4:20:55:C/28
Organization
Shenzhen Guangjian Technology Co.,Ltd
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
F4:20:55:C0:00:00
Last address
F4:20:55:CF:FF:FF
Address type
Globally unique, unicast
Registered address
Room 1905, Floor 19, Building B, Bojin Business Plaza, No. 1, Tairan 7th Road, Chegongmiao, Tian'an Community, Shatou Street, Futian District, Shenzhen Shenzhen CN 518000
Parent block
Inside F4:20:55
This MA-M block is carved from the 24-bit block F4:20:55, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.