Chinese spammer promoted bestdvdconverter.com as well as ipodtomac.biz, ipod-to-pc.net by making spam posts in forums and blogs.

Other web-sites promoted by this spammer:
freedvdripper.org, dvdtoipodtouch.org, youtubetoipod.org

Contact accounts@regnow.com and ask the spammers account 173950 to be banned. It is effective.

Spammer:
The IP Address is: 218.18.64.161. The host name is: 161.64.18.218.broad.sz.gd.dynamic.163data.com.cn.

p.s.
There are lots of spam posts from this person(s), so Akismet antispam filter handles them properly
You can also just ban traffic from China. They don't buy software anyway