I've been having a lot of problems with emails from comixology getting tagged as spam and then the message attachment is often, but not always, corrupt.
Content analysis details: (6.8 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [54.240.13.78 listed in list.dnswl.org] 0.2 BAYES_999 BODY: Bayes spam probability is 99.9 to 100% [score: 1.0000] 3.5 BAYES_99 BODY: Bayes spam probability is 99 to 100% [score: 1.0000] 0.0 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different 0.8 MPART_ALT_DIFF BODY: HTML and text parts are different 0.0 HTML_MESSAGE BODY: HTML included in message 0.4 MIME_HTML_MOSTLY BODY: Multipart message mostly text/html MIME 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.7 MIME_HEADER_CTYPE_ONLY 'Content-Type' found without required MIME headers 0.1 DKIM_INVALID DKIM or DK signature exists, but is not valid 1.0 BODY_URI_ONLY Message body is only a URI in one line of text or for an image 0.0 T_REMOTE_IMAGE Message contains an external image The attached message when I open it starts: =23outlook A =7B PADDING-BOTTOM: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px= ; PADDING-TOP: 0px =7D BODY =7BPADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; WIDTH: 100% = =21important; PADDING-RIGHT: 0px; PADDING-TOP: 0px; -webkit-text-size-adjus= t: 100%; -ms-text-size-adjust: 100% =7D =7D</style> =20 </head> I added whitelist_auth comixology.com to local.cf and still had issues, so I also added whitelist_from comixology.com, but messages are still tagged as spam. From: Comics by comiXology <comixol...@e.comixology.com> But the message are actually coming from amazon.com. I have these references to amazon in local.cf adsp_override amazon.com custom_high adsp_override amazon.com whitelist_auth *@amazon.com (not sure about the first two lines, don't recall those settings) -- The night is always old. He'd walked too often down dark streets in the secret hours and felt the night stretching away, and known in his blood that while days and kings and empires come and go, the night is always the same age, always aeons deep. Terrors unfolded in the velvet shadows and while the nature of the talons may change, the nature of the beast does not. --Jingo