A4:11:63:4 AlterG, Inc.
Every MAC address from A4:11:63:40:00:00 to A4:11:63:4F:FF:FF belongs to a block the IEEE assigned to AlterG, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who A4:11:63:4 belongs to
Written A4:11:63:4, A4-11-63-4 or A411634, depending on the system. Look up a full address.
Prefix
A4:11:63:4/28
Organization
AlterG, Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
A4:11:63:40:00:00
Last address
A4:11:63:4F:FF:FF
Address type
Globally unique, unicast
Registered address
48438 Milmont Drive Fremont CA US 94538
Parent block
Inside A4:11:63
This MA-M block is carved from the 24-bit block A4:11:63, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.