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MAC prefix 00:40:81

Assigned by the IEEE to MANNESMANN SCANGRAPHIC GMBH.

Prefix
00:40:81   00-40-81   0040.81
Block type
MA-L (16,777,216 addresses)
Address range
00:40:81:00:00:00 – 00:40:81:FF:FF:FF
Organization
MANNESMANN SCANGRAPHIC GMBH
Registered address
RISSENER STRASSE 112-114
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:40:81:00:00:00

MANNESMANN SCANGRAPHIC GMBH holds 1 block in total: see all. Source: IEEE Registration Authority public listing.