From 1bd25d5e74a5d29392070bca38497783a60bbc35 Mon Sep 17 00:00:00 2001 From: Jack Pearson Date: Mon, 20 Mar 2023 19:56:54 -0700 Subject: [PATCH] docs: Add FAQ entry for troubleshooting delivery (#3192) * docs: add faq for email deliverability * Apply suggestions from code review --------- Co-authored-by: Brennan Kinney <5098581+polarathene@users.noreply.github.com> --- docs/content/faq.md | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/docs/content/faq.md b/docs/content/faq.md index a750d3f3..78d7bb0a 100644 --- a/docs/content/faq.md +++ b/docs/content/faq.md @@ -332,6 +332,19 @@ The default bantime is 180 days. This value can be [customized][fail2ban-customi If you got any problems with SPF and/or forwarding mails, give [SRS](https://github.com/roehling/postsrsd/blob/master/README.rst) a try. You enable SRS by setting `ENABLE_SRS=1`. See the variable description for further information. +### Why are my emails not being delivered? + +There are many reasons why email might be rejected, common causes are: + +- Wrong or untrustworthy SSL certificate. +- A TLD (your domain) or IP address with a bad reputation. +- Misconfigured DNS records. + +DMS does not manage those concerns, verify they are not causing your delivery problems before reporting a bug on our issue tracker. Resources that can help you troubleshoot: + +- [mail-tester](https://www.mail-tester.com/) can test your deliverability. +- [helloinbox](https://www.helloinbox.email/) provides a checklist of things to improve your deliverability. + ### SpamAssasin #### How can I manage my custom SpamAssassin rules?