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MAC prefix 00:23:7A

Assigned by the IEEE to RIM.

Prefix
00:23:7A   00-23-7A   0023.7A
Block type
MA-L (16,777,216 addresses)
Address range
00:23:7A:00:00:00 – 00:23:7A:FF:FF:FF
Organization
RIM
Registered address
295 Phillip Street, Waterloo Ontario N2L 3W8, CA
Country
Canada (CA)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:23:7A:00:00:00

RIM holds 14 blocks in total: see all. Source: IEEE Registration Authority public listing.