MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix64:62:66:80:00:00 /28
Vendor address1208 WorkingBerg Commercial Buildung, 41-47 Marble Road Hong Kong Hong Kong HK 00000
CountryðŸ‡ðŸ‡° Hong Kong
RegisteredDec 20, 2019
Block range64:62:66:80:00:00– 64:62:66:8F:FF:FF
Address capacity1,048,576
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
Previous
64:62:66:70:00:00 /28
Shanghai Kanghai Information System CO.,LTD.
Next
64:62:66:90:00:00 /28
Chunghwa System Integration Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Leontech Limited holds 2 registered blocks in the IEEE registry, ranking #2,405 of 33,421 organizations by block count.
Other blocks registered to Leontech Limited