what the #@*&% is this Mollom??

While on the forum and after writing a long text in answer for Phonix2802, I get a a captcha box to verify my posting and i entered the correct symbols, the only problem is that an other redirected to an other website and I didn't like all the thing in the link sent to that website, especially my e_mail!!! can someone explain me this?

here is the link, I just removed all the personal data and remplaced them with asterix

https://mollom.com/false-positive?public_key=******************************&contentId=**************************************&captchaId=**********************&authorName=aksel&authorMail=(what is this chit)&url=https%3A//community.norton.com/en/comment/reply/1144641