It would seem that there is an experimental server less way of delivering spam. The method at urlHosted abuses the hashtag of a url to host information. This information can be a complete page or a link to another site. When used with a url shortner, the content of the url cannot be read. More information: http://tech.slashdot.org/story/15/09/19/0056241/urlhosted-experiment-host-content-within-the-url follow the links. Get ready Google.