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MAC prefix D4:4F:80

Assigned by the IEEE to Kemper Digital GmbH.

Prefix
D4:4F:80   D4-4F-80   D44F.80
Block type
MA-L (16,777,216 addresses)
Address range
D4:4F:80:00:00:00 – D4:4F:80:FF:FF:FF
Organization
Kemper Digital GmbH
Registered address
Koenigswall 16-18, Recklinghausen North-Rhine-Westphalia 45657, DE
Country
Germany (DE)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up D4:4F:80:00:00:00

Kemper Digital GmbH holds 1 block in total: see all. Source: IEEE Registration Authority public listing.