OUI Lookup
0040ea
PLAIN TREE SYSTEMS INC
Manufacturer Information
- OUI Prefix
- 0040ea
- Manufacturer
- PLAIN TREE SYSTEMS INC
- Address
- CHIEF EXECTUVIE OFFICER CA
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0040EA
The OUI prefix 0040EA is assigned to PLAIN TREE SYSTEMS INC, based in CHIEF EXECTUVIE OFFICER CA . 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 PLAIN TREE SYSTEMS INC.