Tornado Modular Systems (70:B3:D5:CF:60:00 /36)

Tornado Modular Systems MA-S

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

Prefix70:B3:D5:CF:60:00 /36

Vendor addressInzhenernaya st. 4a Novosibirsk Novosibirsk RU 630128

Block range70:B3:D5:CF:60:00– 70:B3:D5:CF:6F: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:CF:60:00 70:B3:D5:CF:67:FF 70:B3:D5:CF:6F:FF

Other blocks registered to Tornado Modular Systems

D0:16:F0:60:00:00 /28 MA-M 00:50:C2:2F:A0:00 /36 IAB 00:50:C2:DD:70:00 /36 IAB 70:B3:D5:23:E0:00 /36 MA-S 70:B3:D5:40:C0:00 /36 MA-S 70:B3:D5:A8:70:00 /36 MA-S