MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Qolsys Inc.
MAC address prefix 18:C1:E2 is registered to Qolsys Inc., located at 1919 S Bascom Ave Suit 600Campbell CA 95008US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 29 May 2025, and no subsequent updates have been recorded.
OUI: 18:C1:E2
Vendor name: Qolsys Inc.
Address:
Assignment Type MA-L 1919 S Bascom Ave Suit 600
Campbell CA 95008
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 29 May 2025
