The PTR record for IP 216.14.48.106 is comet.control-dns.com You can see also from the following page that the IP is under their control.

http://www.dnsstuff.com/tools/ptr.ch?ip=216.14.48.106

You can see from the following page that the domain in the PTR record belongs to us.

http://www.whois.sc/control-dns.com