MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix30:F0:28:00:00:00 /24
Vendor addressFritz-Schäffer-Straße 9 Munich DE 81737
Country🇩🇪 Germany
RegisteredFeb 21, 2025
Block range30:F0:28:00:00:00– 30:F0:28: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 →
Example addresses in this block
Where this block sits
Bosch Sicherheitssysteme GmbH holds 1 registered blocks in the IEEE registry, ranking #7,280 of 33,427 organizations by block count.