Ring LLC

Ring LLC holds 13 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 Ring LLC draw from a pool of about 218,103,808 possible MAC addresses in total.

Registered address: 12515 Cerise Ave Hawthorne US 90250

All 13 prefixes

• 00:B4:6300:B4:63:00:00:00 – 00:B4:63:FF:FF:FF
• 18:7F:8818:7F:88:00:00:00 – 18:7F:88:FF:FF:FF
• 24:2B:D624:2B:D6:00:00:00 – 24:2B:D6:FF:FF:FF
• 34:3E:A434:3E:A4:00:00:00 – 34:3E:A4:FF:FF:FF
• 50:E4:6750:E4:67:00:00:00 – 50:E4:67:FF:FF:FF
• 54:E0:1954:E0:19:00:00:00 – 54:E0:19:FF:FF:FF
• 5C:47:5E5C:47:5E:00:00:00 – 5C:47:5E:FF:FF:FF
• 64:9A:6364:9A:63:00:00:00 – 64:9A:63:FF:FF:FF
• 90:48:6C90:48:6C:00:00:00 – 90:48:6C:FF:FF:FF
• 9C:76:139C:76:13:00:00:00 – 9C:76:13:FF:FF:FF
• AC:9F:C3AC:9F:C3:00:00:00 – AC:9F:C3:FF:FF:FF
• C4:DB:ADC4:DB:AD:00:00:00 – C4:DB:AD:FF:FF:FF
• CC:3B:FBCC:3B:FB:00:00:00 – CC:3B:FB: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.