Gmail - Last account activity - Help Center
for the paranoid or the security conscious among us.
Last account activity
Clicking the Details link next to the Last account activity line at the bottom of any Gmail page shows information about recent activity in your mail.
Recent activity includes any times that your mail was accessed, using a regular web browser, through a POP client, from a mobile device, etc. We’ll list the IP address from which the access was made, as well as the time and date.
