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MAC prefix 38:31:5A

Assigned by the IEEE to Rinnai.

Prefix
38:31:5A   38-31-5A   3831.5A
Block type
MA-L (16,777,216 addresses)
Address range
38:31:5A:00:00:00 – 38:31:5A:FF:FF:FF
Organization
Rinnai
Registered address
103 International Drive, Peachtree City GA 30269, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 38:31:5A:00:00:00

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