Last Login Details for Security Purpose in G mail

If you are suspecting somebody else is accessing and hacking into your Gmail account, Gmail provides ‘Last Account Activity’ feature that shows five recent activities in your Gmail account.

• Click on ‘Details’ link in Last account activity line at the bottom of your Gmail page.

Recent activity information includes, Access Type (Browser or from some mobile device etc), IP address from which the access was made and Date/Time of access.

Fig: Gmail multiple login information

If your Gmail account is currently being accessed from other location, ‘Last Account Activity Detail’ will show the details of other access in ‘Concurrent Session Information’ Table.
You can even sign-out all the other sessions except current session by clicking ‘Sign out all other sessions’