00:23:5B Gulfstream
Every MAC address from 00:23:5B:00:00:00 to 00:23:5B:FF:FF:FF belongs to a block the IEEE assigned to Gulfstream. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:23:5B belongs to
Written 00:23:5B, 00-23-5B or 00235B, depending on the system. Look up a full address.
Prefix
00:23:5B
Organization
Gulfstream
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:23:5B:00:00:00
Last address
00:23:5B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
32 Lummus Drive Savannah GA US 31407