KOMSIS ELEKTRONIK SISTEMLERI SAN. TIC. LTD.STI (B4:37:D1:40:00:00 /28)

KOMSIS ELEKTRONIK SISTEMLERI SAN. TIC. LTD.STI 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.

PrefixB4:37:D1:40:00:00 /28

Vendor addressSERIF ALI MAH. TURKER CAD. MIRAS SOK. ISTANBUL UMRANIYE TR 34775

Block rangeB4:37:D1:40:00:00– B4:37:D1:4F: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

B4:37:D1:40:00:00 B4:37:D1:47:FF:FF B4:37:D1:4F:FF:FF

Other blocks registered to KOMSIS ELEKTRONIK SISTEMLERI SAN. TIC. LTD.STI

70:B3:D5:9C:A0:00 /36 MA-S