I work with email and Postfix. On every mailing machine I have Postfix setup on, I have at least 2 instances, sometimes more (in fact, sometimes its as many as 6 instances). I was recently setting up a new set of mailers and decided to give Postfix multi-instance seutp a try. It was excellent. There really isn’t too many complex setups that have a simple installation. And to that end, I give Postfix credit where credit is due. It usually takes a little more than just following the README.
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Erics Tech Blog Thoughts, musings, and other idealistic (sometimes useful) systems and development hoopla.
A Few Words About Setting Up Postfix Multi Instance
12 Apr 2010 — ericGoodmail Adds Microsoft Domains
24 Mar 2010 — ericOn the same day that Goodmail removed Yahoo! from its pool, it added the vastness of Microsoft domains. These domains include hotmail.com, live.* and msn.com.
The addition of Microsoft to the Goodmail community is a good thing because it means that Microsoft is starting to play ball in the email community. However it comes as bittersweet with the loss of Yahoo!.
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Yahoo and Goodmail Cut the Cord (Temporarily)
24 Mar 2010 — ericSo as of today, Yahoo! will no longer be accepting Goodmail imprinted messages. There is currently no press release from Goodmail, but I am sure one will be forthcoming. The latest reference to the on goings is listed here in one of their recent blog posts.
Goodmail claims that they are doing everything possible to bring the relationship back to it previous state and it hopes it will be there shortly. I know that from the customer side. But as I said above, I am sure that will be in some form of an announcement coming out at some time today.
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List of Feedback Loops
15 Jan 2010 — ericThis is the most comprehensive list of feedback loops that I have been able to find and put together. If there are others that you know of, please let me know and I’ll add them.
The other item that should be noted is that some ISPs don’t have a feedback loop and just respond to the abuse@ or postmaster@ email addresses for a domain. In addition to the feedback loop setup, ensure you have those addresses as valid addresses for your domain.
For more information on Feedback loops and how they help your deliverability, see the Wikipedia entry on Feedback Loops.
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