Keysight Technologies, Inc.

Keysight Technologies, Inc. holds 4 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 Keysight Technologies, Inc. draw from a pool of about 67,108,864 possible MAC addresses in total.

Registered address: 1400 Fountaingrove Pkwy. Santa Rosa CA US 95403

All 4 prefixes

• 00:1A:C500:1A:C5:00:00:00 – 00:1A:C5:FF:FF:FF
• 00:1B:6E00:1B:6E:00:00:00 – 00:1B:6E:FF:FF:FF
• 2C:D1:DA2C:D1:DA:00:00:00 – 2C:D1:DA:FF:FF:FF
• 80:09:0280:09:02:00:00:00 – 80:09:02: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.