i-TOP DESING TECHNOLOGY CO.,LTD (A8:99:DC:00:00:00 /24)

i-TOP DESING TECHNOLOGY CO.,LTD MA-L

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

PrefixA8:99:DC:00:00:00 /24

Vendor address301-302,Rongchengda Building,Dabao Road, Bao an District Shenzhen CN 518101

Block rangeA8:99:DC:00:00:00– A8:99:DC: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

A8:99:DC:00:00:00 A8:99:DC:7F:FF:FF A8:99:DC:FF:FF:FF