OI ELECTRIC CO.,LTD

OI ELECTRIC CO.,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 OI ELECTRIC CO.,LTD draw from a pool of about 83,886,080 possible MAC addresses in total.

Registered address: 7-3-16 KIKUNA YOKOHAMA KANAGAWA-KEN JP 222-0011

All 5 prefixes

• 00:10:C100:10:C1:00:00:00 – 00:10:C1:FF:FF:FF
• 50:9F:3B50:9F:3B:00:00:00 – 50:9F:3B:FF:FF:FF
• 88:35:C188:35:C1:00:00:00 – 88:35:C1:FF:FF:FF
• D8:4A:87D8:4A:87:00:00:00 – D8:4A:87:FF:FF:FF
• D8:F1:D8D8:F1:D8:00:00:00 – D8:F1:D8: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.