Philips
Philips holds 2 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 Philips draw from a pool of about 33,554,432 possible MAC addresses in total.
Registered address: 1000 West Maude Avenue Sunnyvale CA US 94085-2810
All 2 prefixes
Have a full MAC address? Look it up to see which of these prefixes it belongs to — or browse the full manufacturer directory.