MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix18:FD:CB:60:00:00 /28
Vendor addressJodrell Bank, Lower Withington Macclesfield Cheshire GB SK11 9FT
Country🇬🇧 United Kingdom
RegisteredJul 19, 2020
Block range18:FD:CB:60:00:00– 18:FD:CB:6F: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
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SKA Organisation holds 1 registered blocks in the IEEE registry, ranking #27,579 of 33,421 organizations by block count.