Green Information System

MA-L

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

PrefixF8:20:55:00:00:00 /24

Vendor address#202(Shopping center), Woldong-ro 28, Buk-gu Gwangju KR 61153

RegisteredAug 2, 2017

Block rangeF8:20:55:00:00:00– F8:20:55: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

F8:20:55:00:00:00 F8:20:55:7F:FF:FF F8:20:55:FF:FF:FF

Where this block sits

Green Information System holds 1 registered blocks in the IEEE registry, ranking #13,945 of 33,427 organizations by block count.