MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:18:FB:00:00:00 /24
Vendor address3/F No 12, Alley 6, Lane 45, Pao Shin Rd Hsintien TW 231
Country🇹🇼 Taiwan
RegisteredJul 14, 2006
Block range00:18:FB:00:00:00– 00:18:FB: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 →
Example addresses in this block
Where this block sits
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00:18:FA:00:00:00 /24
Yushin Precision Equipment Co.,Ltd.
Next
00:18:FC:00:00:00 /24
Altec Electronic AG
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Compro Technology holds 1 registered blocks in the IEEE registry, ranking #8,898 of 33,421 organizations by block count.