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MAC prefix 00:04:A3

Assigned by the IEEE to Microchip Technology Inc..

Prefix
00:04:A3   00-04-A3   0004.A3
Block type
MA-L (16,777,216 addresses)
Address range
00:04:A3:00:00:00 – 00:04:A3:FF:FF:FF
Organization
Microchip Technology Inc.
Registered address
2355 W. Chandler Blvd., Chandler AZ 85224, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:04:A3:00:00:00

Microchip Technology Inc. holds 15 blocks in total: see all. Source: IEEE Registration Authority public listing.