90:88:A9:4 asmote ltd.
Every MAC address from 90:88:A9:40:00:00 to 90:88:A9:4F:FF:FF belongs to a block the IEEE assigned to asmote ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 90:88:A9:4 belongs to
Written 90:88:A9:4, 90-88-A9-4 or 9088A94, depending on the system. Look up a full address.
Prefix
90:88:A9:4/28
Organization
asmote ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
90:88:A9:40:00:00
Last address
90:88:A9:4F:FF:FF
Address type
Globally unique, unicast
Registered address
Unit 310 Building C, Luneng International Center, No 52 Shiboguan Road, Pudong New District, Shanghai, China shanghai CN 200126
Parent block
Inside 90:88:A9
This MA-M block is carved from the 24-bit block 90:88:A9, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.