28:17:CB Software Freedom Conservancy
Every MAC address from 28:17:CB:00:00:00 to 28:17:CB:FF:FF:FF belongs to a block the IEEE assigned to Software Freedom Conservancy. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 28:17:CB belongs to
Written 28:17:CB, 28-17-CB or 2817CB, depending on the system. Look up a full address.
Prefix
28:17:CB
Organization
Software Freedom Conservancy
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
28:17:CB:00:00:00
Last address
28:17:CB:FF:FF:FF
Address type
Globally unique, unicast
Registered address
137 MONTAGUE ST STE 380 Brooklyn NY US 11201