They just changed the address, it's now:
https://egov.uscis.gov/cris/jsps/index.jspRight there you can make a profile and add your receipt number. You can opt for receiving status changes by e-mail.
Only for case status changes you'll receive an e-mail, for touches you have to log on and see if the date has changed.
Doesn't do anything for you case, but it will show you that they've at least been looking at it.