OUI Lookup
001f03
NUM AG
Manufacturer Information
- OUI Prefix
- 001f03
- Manufacturer
- NUM AG
- Address
- Battenhusstrasse 16 Teufen AR CH 9053
- Last updated
- 7/27/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001F03
The OUI prefix 001F03 is assigned to NUM AG, based in Battenhusstrasse 16 Teufen AR CH 9053 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to NUM AG.