Aether Services, Inc. (B0:1F:81:70:00:00 /28)

Aether Services, Inc. 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.

PrefixB0:1F:81:70:00:00 /28

Vendor address1A2-A08, No.1, Lising 1st RD. Hsinchu City Hsinchu TW 30078

Block rangeB0:1F:81:70:00:00– B0:1F:81:7F: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

B0:1F:81:70:00:00 B0:1F:81:77:FF:FF B0:1F:81:7F:FF:FF