Energy Team S.p.A. (00:8D:F4:40:00:00 /28)

Energy Team S.p.A. MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

Prefix00:8D:F4:40:00:00 /28

Vendor addressCorso Italia 3 Milano Milano IT 20122

Block range00:8D:F4:40:00:00– 00:8D:F4:4F:FF:FF

Address capacity1,048,576

AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority

TransmissionUnicast: addressed to a single device

SourceIEEE Registration Authority

Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.

Curious how a prefix like this turns into a full address? See how MAC addresses are structured →

Example addresses in this block

00:8D:F4:40:00:00 00:8D:F4:47:FF:FF 00:8D:F4:4F:FF:FF

Other blocks registered to Energy Team S.p.A.

40:D8:55:05:80:00 /36 IAB