The "0001" and the URL are typically found together in your computer's (located at C:\Windows\System32\drivers\etc\hosts ).

The entry 0.0.0.1 mssplus.mcafee.com in a Windows hosts file is a legitimate configuration created by McAfee Security Scan Plus, typically used to manage internal communication for the tool rather than indicating a security risk . It is often found after software bundling, and while safe to keep, it can be removed by uninstalling the software . For more details, visit McAfee Support .

the entry manually or would you like to check if you have other leftover McAfee files on your system? Free Security Assessment with McAfee Security Scan Plus

When you type a web address, your computer looks at the hosts file first. If it finds a match, it goes straight to the IP address listed there, bypassing the broader internet.