MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix64:D0:2D:00:00:00 /24
Vendor addressUnit 1102, 11 / F, 29 Austin Road, TSIM SHA TSUI KOWLOON Hong Kong HK 999077
RegisteredMar 31, 2010
Block range64:D0:2D:00:00:00– 64:D0:2D: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. Mar 31, 2010 – Apr 17, 2012 DRAYTEK FRANCE name changedaddress changed
  2. Apr 17, 2012 – Mar 24, 2021 Next Generation Integration (NGI) name changedaddress changedcountry changed
  3. Mar 24, 2021 – present NEXT GENERATION INTEGRATION LIMITED (NGI)

Example addresses in this block

Where this block sits

NEXT GENERATION INTEGRATION LIMITED (NGI) holds 1 registered blocks in the IEEE registry, ranking #21,239 of 33,427 organizations by block count.