Nantong ZYDZ Electronic.,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.
PrefixF4:69:D5:D0:00:00 /28
Vendor address# F, High-Tech business Incubator, No.86 East Waihuan Road, Nantong Jiangsu CN 226300
Country🇨🇳 China
Block rangeF4:69:D5:D0:00:00– F4:69:D5:DF: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