macadress

COMELIT GROUP S.P.A

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:25:29:00:00:00 /24
Vendor addressDON ARRIGONI N. 5 SAN LORENZO, ROVETTA BERGAMO IT 24020
Country🇮🇹  Italy
RegisteredFeb 8, 2009
Block range00:25:29:00:00:00– 00:25:29: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

00:25:29:00:00:00 00:25:29:7F:FF:FF 00:25:29:FF:FF:FF

Where this block sits

Previous 00:25:28:00:00:00 /24 Daido Signal Co., Ltd. Next 00:25:2A:00:00:00 /24 Chengdu GeeYa Technology Co.,LTD

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

COMELIT GROUP S.P.A holds 1 registered blocks in the IEEE registry, ranking #8,797 of 33,427 organizations by block count.