Spam: OK, I just noticed that I have a few hits for the SpamAssassin rule HTTP_ENTITIES_HOST in my corpus. This searches for obfuscated hostnames in the URL links in mail messages, and is generally a very reliable sign of spam — because who would want to hide a hostname apart from spammers?
Well, Buy4Now.IE, for one, it seems. WTF? I have a mail here that uses this markup:
Totally and utterly nuts. If they really wanted a way to tickle malware detectors, mail filters, and anti-spam measures, they could hardly pick a better one. I have no idea why they did this.