CUU LONG TECHNOLOGY AND TRADING COMPANY LIMITED
MA-S
MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:D3:80:00 /36
Vendor addressRoom 54, 5th floor, Charminton La pointe 181 Cao Thang noi dai, ward 12 district 10 Ho Chi Minh Ho Chi Minh VN 700000
Country🇻🇳 Vietnam
Block range8C:1F:64:D3:80:00– 8C:1F:64:D3:8F:FF
Address capacity4,096
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