HTTPfy

MAC prefix 00:90:9E

Assigned by the IEEE to Critical IO, LLC.

Prefix
00:90:9E   00-90-9E   0090.9E
Block type
MA-L (16,777,216 addresses)
Address range
00:90:9E:00:00:00 – 00:90:9E:FF:FF:FF
Organization
Critical IO, LLC
Registered address
485 E. 17th Street, Costa Mesa CA 92627, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:90:9E:00:00:00

Critical IO, LLC holds 1 block in total: see all. Source: IEEE Registration Authority public listing.