20:91:D9 I'M SPA
Every MAC address from 20:91:D9:00:00:00 to 20:91:D9:FF:FF:FF belongs to a block the IEEE assigned to I'M SPA. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 20:91:D9 belongs to
Written 20:91:D9, 20-91-D9 or 2091D9, depending on the system. Look up a full address.
Prefix
20:91:D9
Organization
I'M SPA
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
20:91:D9:00:00:00
Last address
20:91:D9:FF:FF:FF
Address type
Globally unique, unicast
Registered address
VIA BIRON 102/3 MONTEVIALE VICENZA IT 36050