FileInfo.com


.MSN File Extension


File Type Host Blocking File
File Format File
Common? No
File Description Contains a list of blocked Internet hosts, often identified by IP addresses; prevents certain websites and other Internet locations from being accessed.

The default host blocking file is typically named "hosts.msn" and is located in the "C:\WINDOWS\system32\drivers\etc" directory.
Program(s) that open msn files Windows: Referenced by the operating system

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/msn