Zhuhai Liming Industries Co., Ltd MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixEC:D1:9A:00:00:00 /24
Vendor addressNo.6 Xinqing Rd,Xinqing Hi-Tech Industrial Park Zhuhai Guangdong CN 519100
Block rangeEC:D1:9A:00:00:00– EC:D1:9A: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