MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix64:31:39:90:00:00 /28
Vendor addressStinsford road Poole Hampshire GB BH17 0RZ
Country🇬🇧 United Kingdom
RegisteredMar 11, 2023
Block range64:31:39:90:00:00– 64:31:39:9F: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.
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Example addresses in this block
Where this block sits
Previous
64:31:39:80:00:00 /28
Shenzhen Huanyin Electronics Ltd.
Next
64:31:39:A0:00:00 /28
Product Development Associates, Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Honeywell Analytics Ltd holds 1 registered blocks in the IEEE registry, ranking #15,055 of 33,427 organizations by block count.