I have sent the newsletter to myself through a gmail account and also through other email addresses that I have. I have tried email addresses that are hosted on my own server as well as servers in other countries, still the same result.
Strangley enough, if you hit the save button on the unsubscribe page, it actually unsubscribes you from the list, however it does not show any of the information about the list you are subscribed to or the options available