MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:90:1D:00:00:00 /24
Vendor address181 Kahikatea Drive Hamilton NZ 3206
Country🇳🇿 New Zealand
RegisteredSep 8, 2000
Block range00:90:1D:00:00:00– 00:90:1D: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
- Sep 8, 2000 – May 21, 2026 PEC (NZ) LTD. name changedaddress changed
- May 21, 2026 – present Gallagher Group Limited
Example addresses in this block
Where this block sits
Previous
00:90:1C:00:00:00 /24
mps Software Gmbh
Next
00:90:1E:00:00:00 /24
Selesta Ingegneria S.p.A.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Gallagher Group Limited holds 2 registered blocks in the IEEE registry, ranking #2,071 of 33,421 organizations by block count.
Other blocks registered to Gallagher Group Limited