OUI Lookup
0021eb
ESP SYSTEMS, LLC
Manufacturer Information
- OUI Prefix
- 0021eb
- Manufacturer
- ESP SYSTEMS, LLC
- Address
- 1422 East Fourth Street Charlotte NC US 28204
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0021EB
The OUI prefix 0021EB is assigned to ESP SYSTEMS, LLC, based in 1422 East Fourth Street Charlotte NC US 28204 . 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 ESP SYSTEMS, LLC.