macadress

MER TELEMANAGEMENT SOLUTIONS, LTD.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:90:78:00:00:00 /24
Vendor address5 HATSOREF STR. HOLON IL
Country🇮🇱  Israel
RegisteredApr 22, 1998
Block range00:90:78:00:00:00– 00:90:78: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

  1. Apr 22, 1998 – Jun 5, 2002 MER TELEMANAGEMENT name changedaddress changed
  2. Jun 5, 2002 – present MER TELEMANAGEMENT SOLUTIONS, LTD.

Example addresses in this block

00:90:78:00:00:00 00:90:78:7F:FF:FF 00:90:78:FF:FF:FF

Where this block sits

Previous 00:90:77:00:00:00 /24 ADVANCED FIBRE COMMUNICATIONS Next 00:90:79:00:00:00 /24 ClearOne, Inc.

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

MER TELEMANAGEMENT SOLUTIONS, LTD. holds 1 registered blocks in the IEEE registry, ranking #19,582 of 33,427 organizations by block count.