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MAC prefix 00:00:C1

Assigned by the IEEE to Madge Ltd..

Prefix
00:00:C1   00-00-C1   0000.C1
Block type
MA-L (16,777,216 addresses)
Address range
00:00:C1:00:00:00 – 00:00:C1:FF:FF:FF
Organization
Madge Ltd.
Registered address
Madge House, Maindenhead Berkshire SL6 2HP, GB
Country
United Kingdom (GB)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:00:C1:00:00:00

Madge Ltd. holds 4 blocks in total: see all. Source: IEEE Registration Authority public listing.