Hong Kong Yihao Electronic Technology Co., Limited (78:0C:48:00:00:00 /24)

Hong Kong Yihao Electronic Technology Co., Limited MA-L

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

Prefix78:0C:48:00:00:00 /24

Vendor addressFLAT/RM 1618B 16/F PIONEER CTR 750 NATHAN RD MONG KOK Hong Kong HK 999077

Block range78:0C:48:00:00:00– 78:0C:48: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

78:0C:48:00:00:00 78:0C:48:7F:FF:FF 78:0C:48:FF:FF:FF