24:5D:FC:5 ContactProximity Inc
Every MAC address from 24:5D:FC:50:00:00 to 24:5D:FC:5F:FF:FF belongs to a block the IEEE assigned to ContactProximity Inc. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 24:5D:FC:5 belongs to
Written 24:5D:FC:5, 24-5D-FC-5 or 245DFC5, depending on the system. Look up a full address.
Prefix
24:5D:FC:5/28
Organization
ContactProximity Inc
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
24:5D:FC:50:00:00
Last address
24:5D:FC:5F:FF:FF
Address type
Globally unique, unicast
Registered address
241 Arlington Street #966 Acton MA US 01720
Parent block
Inside 24:5D:FC
This MA-M block is carved from the 24-bit block 24:5D:FC, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.