C4:83:72:B care.ai
Every MAC address from C4:83:72:B0:00:00 to C4:83:72:BF:FF:FF belongs to a block the IEEE assigned to care.ai. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who C4:83:72:B belongs to
Written C4:83:72:B, C4-83-72-B or C48372B, depending on the system. Look up a full address.
Prefix
C4:83:72:B/28
Organization
care.ai
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
C4:83:72:B0:00:00
Last address
C4:83:72:BF:FF:FF
Address type
Globally unique, unicast
Registered address
7300 Sandlake Road Suite 327 Orlando FL US 32819
Parent block
Inside C4:83:72
This MA-M block is carved from the 24-bit block C4:83:72, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.