AD HOC DEVELOPMENTS S.L (B0:B3:53:30:00:00 /28)

AD HOC DEVELOPMENTS S.L MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

PrefixB0:B3:53:30:00:00 /28

Vendor addressC/ Crisol 3, despacho 17 Rivas-Vaciamadrid Madrid ES 28522

Block rangeB0:B3:53:30:00:00– B0:B3:53:3F: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 →

Example addresses in this block

B0:B3:53:30:00:00 B0:B3:53:37:FF:FF B0:B3:53:3F:FF:FF

Other blocks registered to AD HOC DEVELOPMENTS S.L

B4:4D:43:90:00:00 /28 MA-M