Grupo Epelsa S.L. (70:B3:D5:4E:10:00 /36)

Grupo Epelsa S.L. MA-S

MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.

Prefix70:B3:D5:4E:10:00 /36

Vendor addressC/ Punto Net,3 Alcala de Henares Madrid ES 28805

Block range70:B3:D5:4E:10:00– 70:B3:D5:4E:1F:FF

Address capacity4,096

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

70:B3:D5:4E:10:00 70:B3:D5:4E:17:FF 70:B3:D5:4E:1F:FF

Other blocks registered to Grupo Epelsa S.L.

00:50:C2:44:70:00 /36 IAB 00:50:C2:56:A0:00 /36 IAB 00:50:C2:5F:80:00 /36 IAB 00:50:C2:7A:A0:00 /36 IAB 00:50:C2:85:70:00 /36 IAB 00:50:C2:95:30:00 /36 IAB 00:50:C2:A2:40:00 /36 IAB 00:50:C2:BE:40:00 /36 IAB 00:50:C2:CF:A0:00 /36 IAB 00:50:C2:E3:C0:00 /36 IAB 00:50:C2:F3:50:00 /36 IAB 40:D8:55:02:70:00 /36 IAB