Austronaut Newsletter in the filter

When You do not check Your own newsletter how different filter systems react on it, it can happen, that many receivers are not reached.

  Newsletter in maybe spam folder

Spam detection software, running on the system "", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details.

Content preview: Newsletter - (2008.05.28):

Content analysis details: (7.9 points, 5.0 required)

pts rule name description ---- ---------------------- --------------------------------------------------
1.7 INVALID_DATE Invalid Date: header (not RFC 2822)
0.6 J_CHICKENPOX_102 BODY: 10alpha-pock-2alpha
0.0 HTML_MESSAGE BODY: HTML included in message
1.8 MIME_QP_LONG_LINE RAW: Quoted-printable line longer than 76 chars
0.5 RAZOR2_CHECK Listed in Razor2 (
1.5 RAZOR2_CF_RANGE_E8_51_100 Razor2 gives engine 8 confidence level above 50% [cf: 100]
0.5 RAZOR2_CF_RANGE_51_100 Razor2 gives confidence level above 50% [cf: 100]
0.1 RDNS_NONE Delivered to trusted network by a host with no rDNS

  Bad software, nobody cares about

To be listed in Razot can happen. Receivers ordering the newsletter many years ago do not remember and complain.

But only 2.6 spam points are by Razor and network. The rest, 1,7 wrong date + 0,6 for a formulation + 1,8 line longer than 76 chars + 1,3 subjekt are 5,4 Punkte. This homemade failures alone are beyond the 5 points filter limit.

  Newsletter software and distribution

On what is to pay attention at the distribution of a newsletter? Hints and problem solutions for the successfull distribution of a newsletter.

Filter test of a newsletter before the distribution
Spam filters are always good for surprises. Out of this reason, send first always the newsletter to Yourself and check what the email filter tells about it.

Optimize the length of a newsletter
Even receivers of Your newsletter with a fast internet connection could have problems and trouble with long emails on vacation or at a business trip.

Context description:  how to send newsletters newsletter distribution software hint hints event events date time