Link: http://services.runescape.com/m=adventurers-log/

I found this website from a friend online. I heard that it can show history, stats, and achievements...
So far, Jagex hasn't told us about it. P.S. You can only search P2P members. Also, if you login and then go to link, you can see your total play time in years,months,days. That is as in how long you were logged on not how long your account was made.