MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:D6:80:00 /36
Vendor address45945 Trefoil Ln #157 Sterling VA US 20166
Country🇺🇸 United States
RegisteredJun 10, 2020
Block range70:B3:D5:D6:80:00– 70:B3:D5:D6:8F: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 →
Ownership timeline
- Jun 10, 2020 – May 13, 2021 Tobi Tribe Inc name changedaddress changed
- May 13, 2021 – present Tobi Tribe Inc.
Example addresses in this block
Where this block sits
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70:B3:D5:D6:70:00 /36
ALPHA　Corporation
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70:B3:D5:D6:90:00 /36
Thermo Fisher Scientific
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Tobi Tribe Inc. holds 2 registered blocks in the IEEE registry, ranking #3,265 of 33,421 organizations by block count.
Other blocks registered to Tobi Tribe Inc.