IntraServer Technology, Inc.

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix00:60:5B:00:00:00 /24

Vendor address125 HOPPING BROOK PARK HOLLISTON MA US 01746

RegisteredApr 22, 1998

Block range00:60:5B:00:00:00– 00:60:5B: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

Apr 22, 1998 – Jun 5, 2002 INTRASERVER TECHNOLOGY INC. name changed
Jun 5, 2002 – present IntraServer Technology, Inc.

Example addresses in this block

00:60:5B:00:00:00 00:60:5B:7F:FF:FF 00:60:5B:FF:FF:FF

Where this block sits

Previous 00:60:5A:00:00:00 /24 CELCORE, INC. Next 00:60:5C:00:00:00 /24 Cisco Systems, Inc

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

IntraServer Technology, Inc. holds 1 registered blocks in the IEEE registry, ranking #16,490 of 33,421 organizations by block count.