MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixD8:AF:81:00:00:00 /24
Vendor addressFilippovskiy per., 8/1 Moscow RU 119019
Country🇷🇺 Russia
RegisteredApr 9, 2019
Block rangeD8:AF:81:00:00:00– D8:AF:81:FF:FF:FF
Address capacity16,777,216
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 →
Ownership timeline
- Apr 9, 2019 – Oct 23, 2022 ZAO "NPK Rotek" name changed
- Oct 23, 2022 – Oct 29, 2022 AO "NPK RoTeK" name changed
- Oct 29, 2022 – present AO
Example addresses in this block
Where this block sits
AO holds 4 registered blocks in the IEEE registry, ranking #681 of 33,427 organizations by block count.
Other blocks registered to AO