comtime GmbH

3 registered MAC prefixes

Frequently asked questions

Which MAC addresses belong to comtime GmbH?

comtime GmbH has registered 3 address blocks with the IEEE, including 40:D8:55:0C:6. Its devices use MAC addresses starting with one of these prefixes.

PrefixLengthBlock type
40:D8:55:0C:6/36MA-S (/36, 4,096 addresses)
70:B3:D5:1E:9/36MA-S (/36, 4,096 addresses)
C4:FF:BC:5/28MA-M (/28, 1,048,576 addresses)