MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:20:87:00:00:00 /24
Vendor address7755 Henri-Bourassa MONTREAL, QUEBEC CA H4S 1P7
Country🇨🇦 Canada
RegisteredApr 22, 1998
Block range00:20:87:00:00:00– 00:20:87: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 – Sep 10, 2009 MEMOTEC COMMUNICATIONS CORP. name changedaddress changedcountry changed
- Sep 10, 2009 – present MEMOTEC, INC.
Example addresses in this block
Where this block sits
Previous
00:20:86:00:00:00 /24
MICROTECH ELECTRONICS LIMITED
Next
00:20:88:00:00:00 /24
GLOBAL VILLAGE COMMUNICATION
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
MEMOTEC, INC. holds 2 registered blocks in the IEEE registry, ranking #2,508 of 33,427 organizations by block count.
Other blocks registered to MEMOTEC, INC.