Qisda Corporation

Qisda Corporation holds 7 OUI prefixes in the IEEE registry. Each prefix is the first three octets of a MAC address and covers a block of 16,777,216 addresses, so devices built by Qisda Corporation draw from a pool of about 117,440,512 possible MAC addresses in total.

Registered address: 157 Shan Ying Road GueiShan Taoyuan TW 333

All 7 prefixes

• 00:03:9D00:03:9D:00:00:00 – 00:03:9D:FF:FF:FF
• 00:17:CA00:17:CA:00:00:00 – 00:17:CA:FF:FF:FF
• 00:1E:2100:1E:21:00:00:00 – 00:1E:21:FF:FF:FF
• 1C:E1:921C:E1:92:00:00:00 – 1C:E1:92:FF:FF:FF
• 64:E2:2064:E2:20:00:00:00 – 64:E2:20:FF:FF:FF
• C0:C4:F9C0:C4:F9:00:00:00 – C0:C4:F9:FF:FF:FF
• D0:76:0CD0:76:0C:00:00:00 – D0:76:0C:FF:FF:FF

Have a full MAC address? Look it up to see which of these prefixes it belongs to — or browse the full manufacturer directory.