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[Discuss] E-mail Server Help?

Subject: [Discuss] E-mail Server Help?
From: kentborg at borg.org (Kent Borg)
Date: Tue, 3 Mar 2020 15:41:19 -0500

I'm getting a complaint from AT&T saying I don't have reverse DNS set up 
correctly.

> host ff-ip4-mx-vip2.prodigy.net[144.160.159.22]
> said: 550 5.7.1 Connections not accepted from servers without a valid
> sender domain.flph839 Fix reverse DNS for 64.105.205.123 (in reply to MAIL
> FROM command)

Looks to me like I do. Anyone know what they are complaining about?

Thanks,

-kb

Follow-Ups:
- [Discuss] E-mail Server Help?
  - From: dsr at randomstring.org (Dan Ritter)
- [Discuss] E-mail Server Help?
  - From: gmongardi at napc.com (Grant Mongardi)
- [Discuss] E-mail Server Help?
  - From: mariolzx at gmail.com (Tom Luo)

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