I didn't see this posted yet so here it goes.
You can get your credit report from all three credit reporting agencies for Free!
This is the real deal, not one of those websites that give you a free report and make you sign up for other services.
https://www.annualcreditreport.com/cra/index.jsp
The best way to keep track of your credit is to request your credit report from one of the credit reporting agencies every four months. this way you can watch your credit throughout the year.
Tip: before you enter any personal information anywhere on the internet you should scan your computer for viruses, you sure don't want a key logger sending your personal stuff to someone do you.