MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix70:69:79:20:00:00 /28
Vendor address11-19 Wine Street Bristol GB BS1 2PH
Country🇬🇧 United Kingdom
RegisteredMar 27, 2020
Block range70:69:79:20:00:00– 70:69:79:2F: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
70:69:79:10:00:00 /28
Linksys Telecom Shenzhen CO., LTD
Next
70:69:79:30:00:00 /28
Hebei Baina Xinda Technology Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Graphcore Ltd holds 2 registered blocks in the IEEE registry, ranking #2,113 of 33,427 organizations by block count.
Other blocks registered to Graphcore Ltd