MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1C:D3:00:00:00 /24
Vendor addressvia Ardito Desio, 60 ROME IT 00131
Country🇮🇹 Italy
RegisteredJun 16, 2007
Block range00:1C:D3:00:00:00– 00:1C:D3: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
- Jun 16, 2007 – Feb 9, 2008 ZP Engineering srl name changed
- Feb 9, 2008 – present ZP Engineering SEL
Example addresses in this block
Where this block sits
Previous
00:1C:D2:00:00:00 /24
King Champion (Hong Kong) Limited
Next
00:1C:D4:00:00:00 /24
Nokia Danmark A/S
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
ZP Engineering SEL holds 2 registered blocks in the IEEE registry, ranking #3,497 of 33,427 organizations by block count.
Other blocks registered to ZP Engineering SEL