OUI Lookup
189a67
CSE-Servelec Limited
Manufacturer Information
- OUI Prefix
- 189a67
- Manufacturer
- CSE-Servelec Limited
- Address
- Rotherside Road Sheffield GB S21 4HL
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 189A67
The OUI prefix 189A67 is assigned to CSE-Servelec Limited, based in Rotherside Road Sheffield GB S21 4HL . 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 CSE-Servelec Limited.