00:90:4D SPEC S.A.
Every MAC address from 00:90:4D:00:00:00 to 00:90:4D:FF:FF:FF belongs to a block the IEEE assigned to SPEC S.A.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:90:4D belongs to
Written 00:90:4D, 00-90-4D or 00904D, depending on the system. Look up a full address.
Prefix
00:90:4D
Organization
SPEC S.A.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:90:4D:00:00:00
Last address
00:90:4D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
CASP 172 3-B 08013 BARCELONA ES