HEITEC AG (40:D8:55:0E:80:00 /36)

HEITEC AG IAB

IAB: an Individual Address Block, a /36 covering 4,096 addresses. IEEE's predecessor to MA-S; no longer issued, but existing assignments remain valid.

Prefix40:D8:55:0E:80:00 /36

Vendor addressDr.-Otto-Leich-Str. 16 Eckental Bavaria DE 90542

Country🇩🇪 Germany

Block range40:D8:55:0E:80:00– 40:D8:55:0E:8F:FF

Address capacity4,096

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

40:D8:55:0E:80:00 40:D8:55:0E:87:FF 40:D8:55:0E:8F:FF

Other blocks registered to HEITEC AG

C8:F5:D6:E0:00:00 /28 MA-M 70:B3:D5:22:80:00 /36 MA-S 70:B3:D5:55:70:00 /36 MA-S 70:B3:D5:F4:80:00 /36 MA-S 8C:1F:64:04:20:00 /36 MA-S 8C:1F:64:28:00:00 /36 MA-S 8C:1F:64:3E:90:00 /36 MA-S 8C:1F:64:5B:C0:00 /36 MA-S 8C:1F:64:72:40:00 /36 MA-S 8C:1F:64:7E:10:00 /36 MA-S 8C:1F:64:E2:50:00 /36 MA-S 8C:1F:64:E5:80:00 /36 MA-S