HTTPfy

MAC prefix 00:1D:C9

Assigned by the IEEE to GainSpan Corp..

Prefix
00:1D:C9   00-1D-C9   001D.C9
Block type
MA-L (16,777,216 addresses)
Address range
00:1D:C9:00:00:00 – 00:1D:C9:FF:FF:FF
Organization
GainSpan Corp.
Registered address
P.O. Box 223580, Carmel CA 93922, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:1D:C9:00:00:00

GainSpan Corp. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.