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MAC prefix 00:23:5F

Assigned by the IEEE to Silicon Micro Sensors GmbH.

Prefix
00:23:5F   00-23-5F   0023.5F
Block type
MA-L (16,777,216 addresses)
Address range
00:23:5F:00:00:00 – 00:23:5F:FF:FF:FF
Organization
Silicon Micro Sensors GmbH
Registered address
Grenzstrasse 28 / Gebäude 32, Dresden Saxony 01109, DE
Country
Germany (DE)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:23:5F:00:00:00

Silicon Micro Sensors GmbH holds 1 block in total: see all. Source: IEEE Registration Authority public listing.