00:40:A4 ROSE ELECTRONICS
Every MAC address from 00:40:A4:00:00:00 to 00:40:A4:FF:FF:FF belongs to a block the IEEE assigned to ROSE ELECTRONICS. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:40:A4 belongs to
Written 00:40:A4, 00-40-A4 or 0040A4, depending on the system. Look up a full address.
Prefix
00:40:A4
Organization
ROSE ELECTRONICS
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:40:A4:00:00:00
Last address
00:40:A4:FF:FF:FF
Address type
Globally unique, unicast
Registered address
P.O. BOX 742571 HOUSTON TX US 77274-2571