MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix70:23:93:00:00:00 /24
Vendor addressThalkirchner Str. 210, Geb. 6 81371 München DE 0
Country🇩🇪 Germany
RegisteredMay 24, 2012
Block range70:23:93:00:00:00– 70:23:93: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.
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Ownership timeline
- May 24, 2012 – May 7, 2026 fos4X GmbH name changedaddress changed
- May 7, 2026 – present Polytech A/S
Example addresses in this block
Where this block sits
Polytech A/S holds 2 registered blocks in the IEEE registry, ranking #2,748 of 33,427 organizations by block count.
Other blocks registered to Polytech A/S