MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix78:D4:F1:10:00:00 /28
Vendor addressVia della Meccanica 2a Padova PD IT 35127
Country🇮🇹 Italy
RegisteredNov 10, 2020
Block range78:D4:F1:10:00:00– 78:D4:F1:1F: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 →
Ownership timeline
- Nov 10, 2020 – Mar 5, 2022 Cartender name changed
- Mar 5, 2022 – present Silla Industries
Example addresses in this block
Where this block sits
Previous
78:D4:F1:00:00:00 /28
Burisch Elektronik Bauteile GmbH
Next
78:D4:F1:20:00:00 /28
Lyngsoe Systems
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Silla Industries holds 1 registered blocks in the IEEE registry, ranking #27,430 of 33,427 organizations by block count.