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MAC prefix 00:50:B1

Assigned by the IEEE to GIDDINGS & LEWIS.

Prefix
00:50:B1   00-50-B1   0050.B1
Block type
MA-L (16,777,216 addresses)
Address range
00:50:B1:00:00:00 – 00:50:B1:FF:FF:FF
Organization
GIDDINGS & LEWIS
Registered address
660 S. MILITARY RD., FOND DU LAC WI 54935, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:50:B1:00:00:00

GIDDINGS & LEWIS holds 1 block in total: see all. Source: IEEE Registration Authority public listing.