CRDE (70:B3:D5:59:20:00 /36)

CRDE MA-S

MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.

Prefix70:B3:D5:59:20:00 /36

Vendor addressZI DES GRANDS CAMPS MERCUES LOT FR 46090

Block range70:B3:D5:59:20:00– 70:B3:D5:59:2F: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

70:B3:D5:59:20:00 70:B3:D5:59:27:FF 70:B3:D5:59:2F:FF

Other blocks registered to CRDE

AC:1D:DF:30:00:00 /28 MA-M 00:50:C2:3E:60:00 /36 IAB 00:50:C2:B3:60:00 /36 IAB 70:B3:D5:14:C0:00 /36 MA-S 70:B3:D5:38:10:00 /36 MA-S 70:B3:D5:57:20:00 /36 MA-S 70:B3:D5:6B:20:00 /36 MA-S 70:B3:D5:6E:C0:00 /36 MA-S 70:B3:D5:7C:80:00 /36 MA-S 70:B3:D5:81:80:00 /36 MA-S 70:B3:D5:85:50:00 /36 MA-S 70:B3:D5:8A:60:00 /36 MA-S