Espressif Systems (Singapore) Pte. Ltd

Espressif Systems (Singapore) Pte. Ltd holds 5 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 Espressif Systems (Singapore) Pte. Ltd draw from a pool of about 83,886,080 possible MAC addresses in total.

Registered address: 1 FUSIONOPOLIS VIEW #07-02 ECLIPSE Singapore SG 138577

All 5 prefixes

• 20:D5:C220:D5:C2:00:00:00 – 20:D5:C2:FF:FF:FF
• 6C:3D:D86C:3D:D8:00:00:00 – 6C:3D:D8:FF:FF:FF
• B8:BB:11B8:BB:11:00:00:00 – B8:BB:11:FF:FF:FF
• C8:DA:29C8:DA:29:00:00:00 – C8:DA:29:FF:FF:FF
• D0:9A:AFD0:9A:AF:00:00:00 – D0:9A:AF: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.