macadress

AIstone Global Limited

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixB0:25:AA:00:00:00 /24
Vendor address29/F. , One Exchange Square 8 Connaught Place Centa Hong Kong CN 999077
Country🇨🇳  China
RegisteredFeb 7, 2014
Block rangeB0:25:AA:00:00:00– B0:25:AA: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 →

Ownership timeline

  1. Feb 7, 2014 – Jun 18, 2025 Private name changedaddress changedcountry changed
  2. Jun 18, 2025 – present AIstone Global Limited

Example addresses in this block

B0:25:AA:00:00:00 B0:25:AA:7F:FF:FF B0:25:AA:FF:FF:FF

Where this block sits

AIstone Global Limited holds 1 registered blocks in the IEEE registry, ranking #4,541 of 33,421 organizations by block count.