HTTPfy

MAC prefix 00:DD:04

Assigned by the IEEE to UNGERMANN-BASS INC..

Prefix
00:DD:04   00-DD-04   00DD.04
Block type
MA-L (16,777,216 addresses)
Address range
00:DD:04:00:00:00 – 00:DD:04:FF:FF:FF
Organization
UNGERMANN-BASS INC.
Registered address
3900 FREEDOM CIRCLE, SANTA CLARA CA 95054, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:DD:04:00:00:00

UNGERMANN-BASS INC. holds 17 blocks in total: see all. Source: IEEE Registration Authority public listing.