MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixD8:03:1A:00:00:00 /24
Vendor address3F.-1, No.145, Xianzheng 9th Rd., Zhubei TW 30251
Country🇹🇼 Taiwan
RegisteredNov 19, 2022
Block rangeD8:03:1A:00:00:00– D8:03:1A: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.
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Ownership timeline
- Nov 19, 2022 – Nov 10, 2025 Laird Connectivity name changed
- Nov 10, 2025 – present Ezurio, LLC
Example addresses in this block
Where this block sits
Ezurio, LLC holds 7 registered blocks in the IEEE registry, ranking #419 of 33,421 organizations by block count.
Other blocks registered to Ezurio, LLC