ENSTECH
MA-S
MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix00:1B:C5:06:00:00 /36
Vendor addressSunil Technopia 802, #440 Seongnam-City South Korea / Kyunggi-do KR 462-120
Country🇰🇷 South Korea
Block range00:1B:C5:06:00:00– 00:1B:C5:06:0F: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