The URL https //m.facebook.com/home.php rdr log out is a variation of a standard Facebook logout link, specifically designed for the mobile version of the site ( m.facebook.com ). If you encounter this link—often missing the colons due to copy-paste formatting—it usually points to a redirect instruction telling the Facebook server to end your session and return you to the login page.
You typically encounter this URL in one of three scenarios: https //m.facebook.com/home.php rdr log out
https://m.facebook.com/logout.php
If you meant something else by the URL fragment you shared (e.g., a logout redirect after login), let me know and I’ll help further. The URL https //m