or, since it is your property and the serviceman is there for you, you can ask him to take them off. This is not difficult and it is nothing that can't already be done using a cellphone.
The real question is, when did we give the DoD control over domestic actions? The constitution strictly prohibits the military from acting as a policing force on US soil. So, who the hell gave them the right to take down a domestic website?
There is a difference between redaction, which hides material to which you will still know exists but not the actual information and removing information entirely and not notifying the defense and the court.
Actually, having grown up in the South, I would say that most parents "freak out" not because of the heaven/hell issue, but because they are more concerned with what other people think/say about them. Every church I attended growing up was exactly the same way.
The Cochrane bit comes from one of the non-canon books, Federation or some such. Cochrane draws the emblem with a start at the top for "light speed" as the pinnacle of human advancement.
Your address isn't posted on your mailbox/door? Phone number listed in the phone book with your address and name? There is far more available information about you than your email address everywhere you look and perfectly legal to obtain.