OUI Lookup
c47b80
Protempis, LLC
Manufacturer Information
- OUI Prefix
- c47b80
- Manufacturer
- Protempis, LLC
- Address
- 3333 Warrenville Road, Ste 200 Lisle IL US 60532-1999
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix C47B80
The OUI prefix C47B80 is assigned to Protempis, LLC, based in 3333 Warrenville Road, Ste 200 Lisle IL US 60532-1999 . 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 Protempis, LLC.