00:27:1B Alec Sicherheitssysteme GmbH
Every MAC address from 00:27:1B:00:00:00 to 00:27:1B:FF:FF:FF belongs to a block the IEEE assigned to Alec Sicherheitssysteme GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:27:1B belongs to
Written 00:27:1B, 00-27-1B or 00271B, depending on the system. Look up a full address.
Prefix
00:27:1B
Organization
Alec Sicherheitssysteme GmbH
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:27:1B:00:00:00
Last address
00:27:1B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Friedrich-Hoelscher-Strasse 367 Dortmund DE 44328