38:FD:FE:5 CaptiveAire Systems Inc.
Every MAC address from 38:FD:FE:50:00:00 to 38:FD:FE:5F:FF:FF belongs to a block the IEEE assigned to CaptiveAire Systems Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 38:FD:FE:5 belongs to
Written 38:FD:FE:5, 38-FD-FE-5 or 38FDFE5, depending on the system. Look up a full address.
Prefix
38:FD:FE:5/28
Organization
CaptiveAire Systems Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
38:FD:FE:50:00:00
Last address
38:FD:FE:5F:FF:FF
Address type
Globally unique, unicast
Registered address
4641 Paragon Park Raleigh NC US 27616
Parent block
Inside 38:FD:FE
This MA-M block is carved from the 24-bit block 38:FD:FE, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.