Sichuan Changhong Electric Ltd. (B4:60:77:00:00:00 /24)

Sichuan Changhong Electric Ltd. MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

PrefixB4:60:77:00:00:00 /24

Vendor addressNo.35,East MianXin Road,MianYang,Sichaun,China. MianYang SiChuan CN PRC 621000

Block rangeB4:60:77:00:00:00– B4:60:77: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

B4:60:77:00:00:00 B4:60:77:7F:FF:FF B4:60:77:FF:FF:FF

Other blocks registered to Sichuan Changhong Electric Ltd.

00:14:49:00:00:00 /24 MA-L 00:6C:FD:00:00:00 /24 MA-L 00:E4:00:00:00:00 /24 MA-L 18:99:F5:00:00:00 /24 MA-L 64:88:FF:00:00:00 /24 MA-L 84:2C:80:00:00:00 /24 MA-L 98:2F:3C:00:00:00 /24 MA-L B4:9E:80:00:00:00 /24 MA-L C0:13:2B:00:00:00 /24 MA-L D8:47:10:00:00:00 /24 MA-L