78:CA:83:3 Neofon GmbH
Every MAC address from 78:CA:83:30:00:00 to 78:CA:83:3F:FF:FF belongs to a block the IEEE assigned to Neofon GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 78:CA:83:3 belongs to
Written 78:CA:83:3, 78-CA-83-3 or 78CA833, depending on the system. Look up a full address.
Prefix
78:CA:83:3/28
Organization
Neofon GmbH
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
78:CA:83:30:00:00
Last address
78:CA:83:3F:FF:FF
Address type
Globally unique, unicast
Registered address
Sonnengrund 13a Starnberg DE 82319
Parent block
Inside 78:CA:83
This MA-M block is carved from the 24-bit block 78:CA:83, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.