Microsoft Corporation (E4:FA:DE:00:00:00 /24)

Microsoft Corporation MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

PrefixE4:FA:DE:00:00:00 /24

Vendor addressOne Microsoft Way REDMOND WA US 98052

Block rangeE4:FA:DE:00:00:00– E4:FA:DE:FF:FF:FF

Address capacity16,777,216

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

E4:FA:DE:00:00:00 E4:FA:DE:7F:FF:FF E4:FA:DE:FF:FF:FF

Other blocks registered to Microsoft Corporation

00:03:FF:00:00:00 /24 MA-L 00:12:5A:00:00:00 /24 MA-L 00:15:5D:00:00:00 /24 MA-L 00:17:FA:00:00:00 /24 MA-L 00:1D:D8:00:00:00 /24 MA-L 00:22:48:00:00:00 /24 MA-L 00:25:AE:00:00:00 /24 MA-L 04:27:28:00:00:00 /24 MA-L 08:35:7D:00:00:00 /24 MA-L 0C:1B:7B:00:00:00 /24 MA-L 0C:35:26:00:00:00 /24 MA-L 0C:41:3E:00:00:00 /24 MA-L