04:EC:A9:4 Shanghai Vic Lab Intelligent Technology Co.,Ltd.
Every MAC address from 04:EC:A9:40:00:00 to 04:EC:A9:4F:FF:FF belongs to a block the IEEE assigned to Shanghai Vic Lab Intelligent Technology Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:EC:A9:4 belongs to
Written 04:EC:A9:4, 04-EC-A9-4 or 04ECA94, depending on the system. Look up a full address.
Prefix
04:EC:A9:4/28
Organization
Shanghai Vic Lab Intelligent Technology Co.,Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
04:EC:A9:40:00:00
Last address
04:EC:A9:4F:FF:FF
Address type
Globally unique, unicast
Registered address
Room 603,Building 2, No. 391 Guiping Road, Xuhui District Shanghai CN 200233
Parent block
Inside 04:EC:A9
This MA-M block is carved from the 24-bit block 04:EC:A9, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.