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MAC prefix 00:50:90

Assigned by the IEEE to DCTRI.

Prefix
00:50:90   00-50-90   0050.90
Block type
MA-L (16,777,216 addresses)
Address range
00:50:90:00:00:00 – 00:50:90:FF:FF:FF
Organization
DCTRI
Registered address
NO.40 XUE YUAN RD
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:50:90:00:00:00

DCTRI holds 1 block in total: see all. Source: IEEE Registration Authority public listing.