40:A6:A4 PassivSystems Ltd
Every MAC address from 40:A6:A4:00:00:00 to 40:A6:A4:FF:FF:FF belongs to a block the IEEE assigned to PassivSystems Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 40:A6:A4 belongs to
Written 40:A6:A4, 40-A6-A4 or 40A6A4, depending on the system. Look up a full address.
Prefix
40:A6:A4
Organization
PassivSystems Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
40:A6:A4:00:00:00
Last address
40:A6:A4:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Medway House Newbury Berks GB RG14 2PZ