E-Mail Probleme beheben

Siehe auch

TYPO3 - E-Mail
https://it-stack.de/30/05/2018/anti-spam-basics-fuer-versender-spf-dkim-dmarc-mehr/

Testtools

https://mxtoolbox.com/SuperTool.aspx

Spam Codes

https://www.futurequest.net/docs/SA/ (Spam Assasin Liste mit Scorewerten)

Codes die den Spam Level verändern können

FREEMAIL_FORGED_REPLYTO -> Freemail in Reply-To, aber nicht in From
HEADER_FROM_DIFFERENT_DOMAINS
HTML_MESSAGE
RCVD_IN_DNSWL_NONE
RDNS_NONE - hoher Score: Delivered to internal network by a host with no rDNS
SPF_HELO_NONE - kein spf eintrag nicht so schlimm

Diverses

Make sure you have SPF, DMARC, DKIM, and sign up for their JMRP and SDNS they will tell you.

SPF

https://all-inkl.com/wichtig/anleitungen/kas/tools/dns-werkzeuge/spf_482.html

SPF-Beispiele

https://stackoverflow.com/questions/14261214/too-many-dns-lookups-in-an-spf-record?rq=1

Amazon SES

Here are the TXT records we currently use successfully for Amazon SES as per Authenticating Your Email Address and (it's indeed unfortunate that their documentation doesn't address the quoting needs):

"v=spf1 include:amazonses.com ~all"
"spf2.0/pra include:amazonses.com ~all"