I traced the problem tonight to a site that is mass-copying our content and using it as their own. All existing linkbacks have been deleted, and we have disavowed the links via Google. Further investigation is in order. We are in the process of filing a formal complaint with Google. It looks like they stole over 10,000 pages worth of content to monetize on themselves. This is also known as content stealing/website hijacking and content scraping. I am in communication with Google now, but it may actually be necessary to identify every single URL that was copied. In this case, the registrar was also copied.
Nonetheless, members here will not receive linkback e-mails or notifications, but there was a reason flooding was taking place (the...