HANKOOK CTEC CO,. LTD. (50:A0:30:E0:00:00 /28)

HANKOOK CTEC CO,. LTD. MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

Prefix50:A0:30:E0:00:00 /28

Vendor address404 Hallasigmavalley, 53, Gasandigital 2-ro Geumcheongu Seoul KR 08588

Block range50:A0:30:E0:00:00– 50:A0:30:EF:FF:FF

Address capacity1,048,576

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

50:A0:30:E0:00:00 50:A0:30:E7:FF:FF 50:A0:30:EF:FF:FF

Other blocks registered to HANKOOK CTEC CO,. LTD.

70:B3:D5:6E:E0:00 /36 MA-S