MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixF4:0B:93:00:00:00 /24
Vendor address451 Phillip Street Waterloo ON CA N2L 3X2
Country🇨🇦 Canada
RegisteredNov 4, 2009
Block rangeF4:0B:93:00:00:00– F4:0B:93: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
- Nov 4, 2009 – Oct 30, 2015 Research In Motion name changedaddress changed
- Oct 30, 2015 – present BlackBerry RTS
Example addresses in this block
Where this block sits
BlackBerry RTS holds 13 registered blocks in the IEEE registry, ranking #233 of 33,421 organizations by block count.
Other blocks registered to BlackBerry RTS
00:0F:86:00:00:00 /24
MA-L
00:1C:CC:00:00:00 /24
MA-L
00:25:57:00:00:00 /24
MA-L
00:26:FF:00:00:00 /24
MA-L
1C:69:A5:00:00:00 /24
MA-L
34:BB:1F:00:00:00 /24
MA-L
40:6F:2A:00:00:00 /24
MA-L
48:9D:24:00:00:00 /24
MA-L
68:ED:43:00:00:00 /24
MA-L
70:AA:B2:00:00:00 /24
MA-L
94:EB:CD:00:00:00 /24
MA-L
A4:E4:B8:00:00:00 /24
MA-L