50:0B:91:6 Security Alarms & Co. S.A.
Every MAC address from 50:0B:91:60:00:00 to 50:0B:91:6F:FF:FF belongs to a block the IEEE assigned to Security Alarms & Co. S.A.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 50:0B:91:6 belongs to
Written 50:0B:91:6, 50-0B-91-6 or 500B916, depending on the system. Look up a full address.
Prefix
50:0B:91:6/28
Organization
Security Alarms & Co. S.A.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
50:0B:91:60:00:00
Last address
50:0B:91:6F:FF:FF
Address type
Globally unique, unicast
Registered address
Z.I. Tresi 6D Preverenges CH 1028
Parent block
Inside 50:0B:91
This MA-M block is carved from the 24-bit block 50:0B:91, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.