How to know the website is banned by Google
There are few indicators. Google will detect a website is a link spam or lead to any keyword spam activities and will
1. remove it Google PR - set to 0
2. when search its full domain name, will not return any result in Google
Not so sure whether this is really true or not. But number 1 seems to be true when I check few link exchange program website.
Tags: SEO black hat, Google ban, link exchange