HUMAX NETWORKS

MA-L

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

Prefix28:25:5F:00:00:00 /24

Vendor addressHUMAX VILLAGE, 216Hwangsaeul-ro, Bundang gu Seongnam-si Gyeonggi-do KR 13595

RegisteredAug 8, 2025

Block range28:25:5F:00:00:00– 28:25:5F: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

28:25:5F:00:00:00 28:25:5F:7F:FF:FF 28:25:5F:FF:FF:FF

Where this block sits

HUMAX NETWORKS holds 5 registered blocks in the IEEE registry, ranking #589 of 33,427 organizations by block count.

Other blocks registered to HUMAX NETWORKS

3C:71:4B:00:00:00 /24 MA-L 48:E2:AD:00:00:00 /24 MA-L A8:40:F8:00:00:00 /24 MA-L BC:9A:8E:00:00:00 /24 MA-L