B0:1F:81:7 Aether Services, Inc.
Every MAC address from B0:1F:81:70:00:00 to B0:1F:81:7F:FF:FF belongs to a block the IEEE assigned to Aether Services, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B0:1F:81:7 belongs to
Written B0:1F:81:7, B0-1F-81-7 or B01F817, depending on the system. Look up a full address.
Prefix
B0:1F:81:7/28
Organization
Aether Services, Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
B0:1F:81:70:00:00
Last address
B0:1F:81:7F:FF:FF
Address type
Globally unique, unicast
Registered address
1A2-A08, No.1, Lising 1st RD. Hsinchu City Hsinchu TW 30078
Parent block
Inside B0:1F:81
This MA-M block is carved from the 24-bit block B0:1F:81, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.