04:D9:21 Occuspace
Every MAC address from 04:D9:21:00:00:00 to 04:D9:21:FF:FF:FF belongs to a block the IEEE assigned to Occuspace. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:D9:21 belongs to
Written 04:D9:21, 04-D9-21 or 04D921, depending on the system. Look up a full address.
Prefix
04:D9:21
Organization
Occuspace
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
04:D9:21:00:00:00
Last address
04:D9:21:FF:FF:FF
Address type
Globally unique, unicast
Registered address
302 Washington Street Suite 315 San Diego CA US 92103