38:B1:4E:D Private
Every MAC address from 38:B1:4E:D0:00:00 to 38:B1:4E:DF:FF:FF belongs to a block the IEEE assigned to Private. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 38:B1:4E:D belongs to
Written 38:B1:4E:D, 38-B1-4E-D or 38B14ED, depending on the system. Look up a full address.
Prefix
38:B1:4E:D/28
Organization
Private
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
38:B1:4E:D0:00:00
Last address
38:B1:4E:DF:FF:FF
Address type
Globally unique, unicast
Parent block
Inside 38:B1:4E
This MA-M block is carved from the 24-bit block 38:B1:4E, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.