How To Check Whether My Orkut/Gmail/Google Account Hacked or Not:
Many of us have doubt whether our Orkut/Gmail Account is Safe or Not.If you notice something unusual in your Orkut or Gmail Account.First and foremost step you would have to do is Check your Pc for Spyware/Trojan Infection.To do this use a good Spyware Scanner say Spybot Serach and Destroy or Spyware Doctor.If you find any infection remove it.The next Step you have to do is Changing your Password and all Other Account details(Secret Question,Pincode etc).
Now Lets See How To Check Your Gmail Login Detials:
Google makes it possible for you to see a history of who logged into your account, there Ip Address,Access Type(Say Browser,Mobile,Pop3 etc) along with Date & Time.
As you can see, the last time my own Gmail account was logged into was from the same IP address I used this time, which is as it should be. Click on Details and you’ll see a history of logins:
If someone else were also logging in to my account, I’d be able to see it here on this screen and then could map backwards with IP address (Google “reverse IP lookup” to find some tools to help with that).
If you account logged in to more than one location at once, by the way, here’s what you’d see:
You should be able to get a better sense of whether someone really is logging in to your Gmail account or not. Good luck!