88:5F:E8:3 Sonnet Labs Inc.
Every MAC address from 88:5F:E8:30:00:00 to 88:5F:E8:3F:FF:FF belongs to a block the IEEE assigned to Sonnet Labs Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 88:5F:E8:3 belongs to
Written 88:5F:E8:3, 88-5F-E8-3 or 885FE83, depending on the system. Look up a full address.
Prefix
88:5F:E8:3/28
Organization
Sonnet Labs Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
88:5F:E8:30:00:00
Last address
88:5F:E8:3F:FF:FF
Address type
Globally unique, unicast
Registered address
8 The Green Suite #6290 Dover DE US 19901
Parent block
Inside 88:5F:E8
This MA-M block is carved from the 24-bit block 88:5F:E8, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.