International Super Computer Co., Ltd.

MA-S

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

Prefix70:B3:D5:80:60:00 /36

Vendor address807-3, 8 / F, block F, No. 9, Shangdi Third Street, Haidian District Beijing CN 100085

RegisteredSep 5, 2020

Block range70:B3:D5:80:60:00– 70:B3:D5:80:6F: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:D5:80:60:00 70:B3:D5:80:67:FF 70:B3:D5:80:6F:FF

Where this block sits

Previous 70:B3:D5:80:50:00 /36 Eurotronik Kranj d.o.o. Next 70:B3:D5:80:70:00 /36 Camsat Przemysław Gralak

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

International Super Computer Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #16,438 of 33,421 organizations by block count.