D0:57:A1 Werma Signaltechnik GmbH & Co. KG
Every MAC address from D0:57:A1:00:00:00 to D0:57:A1:FF:FF:FF belongs to a block the IEEE assigned to Werma Signaltechnik GmbH & Co. KG. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who D0:57:A1 belongs to
Written D0:57:A1, D0-57-A1 or D057A1, depending on the system. Look up a full address.
Prefix
D0:57:A1
Organization
Werma Signaltechnik GmbH & Co. KG
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
D0:57:A1:00:00:00
Last address
D0:57:A1:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Duerbheimer Strasse Rietheim-Weilheim DE 78604