Westermo Network Technologies AB

Westermo Network Technologies AB holds 3 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 Westermo Network Technologies AB draw from a pool of about 50,331,648 possible MAC addresses in total.

Registered address: Metallverksgatan 6 Vasteras SE 721 30

All 3 prefixes

• 00:07:7C00:07:7C:00:00:00 – 00:07:7C:FF:FF:FF
• 00:11:B400:11:B4:00:00:00 – 00:11:B4:FF:FF:FF
• B4:56:F3B4:56:F3:00:00:00 – B4:56:F3: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.