MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:E6:C0:00 /36
Vendor addressOne Bank Street London GB E14 4SG
Country🇬🇧 United Kingdom
Block range8C:1F:64:E6:C0:00– 8C:1F:64:E6:CF:FF
Address capacity4,096
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
8C:1F:64:E6:B0:00 /36
Terratel Technology s.r.o.
Next
8C:1F:64:E6:E0:00 /36
HUMAN DGM. CO., LTD.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Fuse Energy holds 1 registered blocks in the IEEE registry, ranking #13,226 of 33,498 organizations by block count.