54:2B:57 Night Owl SP
Every MAC address from 54:2B:57:00:00:00 to 54:2B:57:FF:FF:FF belongs to a block the IEEE assigned to Night Owl SP. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 54:2B:57 belongs to
Written 54:2B:57, 54-2B-57 or 542B57, depending on the system. Look up a full address.
Prefix
54:2B:57
Organization
Night Owl SP
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
54:2B:57:00:00:00
Last address
54:2B:57:FF:FF:FF
Address type
Globally unique, unicast
Registered address
4720 Radio Rd Naples FL US 34104