18:D5:B6 SMG Holdings LLC
Every MAC address from 18:D5:B6:00:00:00 to 18:D5:B6:FF:FF:FF belongs to a block the IEEE assigned to SMG Holdings LLC. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 18:D5:B6 belongs to
Written 18:D5:B6, 18-D5-B6 or 18D5B6, depending on the system. Look up a full address.
Prefix
18:D5:B6
Organization
SMG Holdings LLC
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
18:D5:B6:00:00:00
Last address
18:D5:B6:FF:FF:FF
Address type
Globally unique, unicast
Registered address
205 N Michigan Ave Chicago IL US 60601