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MAC prefix A8:61:0A

Assigned by the IEEE to ARDUINO AG.

Prefix
A8:61:0A   A8-61-0A   A861.0A
Block type
MA-L (16,777,216 addresses)
Address range
A8:61:0A:00:00:00 – A8:61:0A:FF:FF:FF
Organization
ARDUINO AG
Registered address
Corso San Gottardo 6A, Chiasso 6830, CH
Country
Switzerland (CH)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up A8:61:0A:00:00:00

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