The Gmail Activity Information (formerly known as the Gmail Last Account Activity) window presents the easiest way to check for unauthorized account access or suspicious activities within Gmail. One can access that window by clicking on the Details link below the Last account activity link at the bottom-right of the Gmail Inbox page in the Gmail standard web UI. Note: In certain inbox layouts, such as Unread First with the Preview pane enabled and a conversation selected, you may not see the Details link. In that case, simply reload the page to see that option in the preview pane. The window includes the last ten entries when your Gmail was accessed using web browsers, POP/IMAP email clients, Gmail or third-party mobile apps, any other Google apps, etc. and lists the IP address that accessed your email, the associated location, as well as the time and date. As shown, some of the entries will have a “Show details” link next to them to display additional information when clicked upon. A
I'm a Diamond Product Expert for Gmail and Google Accounts and this blog includes articles in English, Bengali and at times Hindi on new Gmail and Google Accounts feature launches or changes, Workarounds or explanations on issues affecting the users in the Gmail and Accounts Help Communities and documenting instructions I do not find in the Help Center articles.