MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:D6:30:00 /36
Vendor addressZI DES GRANDS CAMPS MERCUES LOT FR 46090
Country🇫🇷 France
RegisteredMar 6, 2016
Block range70:B3:D5:D6:30:00– 70:B3:D5:D6:3F: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
Where this block sits
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70:B3:D5:D6:20:00 /36
Andasis Elektronik San. ve Tic. A.Åž.
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70:B3:D5:D6:40:00 /36
Mettler Toledo
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
CRDE holds 21 registered blocks in the IEEE registry, ranking #162 of 33,421 organizations by block count.
Other blocks registered to CRDE
AC:1D:DF:30:00:00 /28
MA-M
00:50:C2:3E:60:00 /36
IAB
00:50:C2:B3:60:00 /36
IAB
70:B3:D5:14:C0:00 /36
MA-S
70:B3:D5:38:10:00 /36
MA-S
70:B3:D5:57:20:00 /36
MA-S
70:B3:D5:59:20:00 /36
MA-S
70:B3:D5:6B:20:00 /36
MA-S
70:B3:D5:6E:C0:00 /36
MA-S
70:B3:D5:7C:80:00 /36
MA-S
70:B3:D5:81:80:00 /36
MA-S
70:B3:D5:85:50:00 /36
MA-S