MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixA0:C7:73:00:00:00 /24
Vendor address3 / F, Block A, Building 2, Shenzhen Bay Innovation Technology Center, No.3156 keyuan South Road, Yuehai Street, Nanshan District, Shenzhen Shenzhen Guangdong CN 518000
Country🇨🇳 China
Block rangeA0:C7:73:00:00:00– A0:C7:73: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 →
Example addresses in this block
Other blocks registered to Chipsea Technologies (Shenzhen) Corp.
08:B8:D0:00:00:00 /24
MA-L
24:16:51:00:00:00 /24
MA-L
28:29:47:00:00:00 /24
MA-L
34:5C:F3:00:00:00 /24
MA-L
50:E4:52:00:00:00 /24
MA-L
80:F4:16:00:00:00 /24
MA-L
88:22:B2:00:00:00 /24
MA-L
A0:77:9E:00:00:00 /24
MA-L
A8:0B:6B:00:00:00 /24
MA-L
B4:56:5D:00:00:00 /24
MA-L
D8:E7:2F:00:00:00 /24
MA-L
F8:8F:C8:00:00:00 /24
MA-L