WWWizer it is a service which allows you to make a redirection from a naked domain to your domain with www by A record points to IP number: 184.108.40.206.
If you notice a WWWizer error message after redirecting your domain to the given IP number, then most likely the redirection has been done incorrectly.
Remember that with A record you redirect only the naked domain (the domain without www), for example, mydomain.com. For subdomains, like www.mydomain.com you don’t set an A record, but only CNAME pointing to cname.landingi.com.
Few things which you need to know about redirection by using A record: