18:C3:F4:C HANGZHOU ZHONGKEJIGUANG TECHNOLOGY CO., LTD
Every MAC address from 18:C3:F4:C0:00:00 to 18:C3:F4:CF:FF:FF belongs to a block the IEEE assigned to HANGZHOU ZHONGKEJIGUANG TECHNOLOGY CO., LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 18:C3:F4:C belongs to
Written 18:C3:F4:C, 18-C3-F4-C or 18C3F4C, depending on the system. Look up a full address.
Prefix
18:C3:F4:C/28
Organization
HANGZHOU ZHONGKEJIGUANG TECHNOLOGY CO., LTD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
18:C3:F4:C0:00:00
Last address
18:C3:F4:CF:FF:FF
Address type
Globally unique, unicast
Registered address
Room107, Building 2, No.600, 21 Street, ETDA, HANGZHOU Zhejiang CN 310018
Parent block
Inside 18:C3:F4
This MA-M block is carved from the 24-bit block 18:C3:F4, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.