Re: [GTALUG] lazy jail server admin forced to act

2024-01-08 Thread D. Hugh Redelmeier via talk
| From: Alvin Starr via talk | SPF should insure that only your email servers can be used to send mail from | your domain. Related: My Postfix server validates HELO / EHLO records. These records declare the name of the server contacting my server. Postfix makes sure that the declared name

Re: [GTALUG] lazy jail server admin forced to act

2024-01-08 Thread Ron / BCLUG via talk
ac via talk wrote on 2024-01-08 02:22: the ~ means if it is not from your servers it is also okay. the - means ONLY from your severs. The link I posted earlier (linuxbabe.com) had an interesting take on "~" vs "-" and why the former is preferable: If a multi-host (postfix) site receives

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread Ron / BCLUG via talk
D. Hugh Redelmeier via talk wrote on 2024-01-07 19:29: You probably need to add a google authentication record to your domain name to | reduce the chance of your email messages being rejected by gmail. I don't know what that is. Googling responses suggest you might be talking about a Google

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread Kevin Cozens via talk
On 2024-01-07 22:29, D. Hugh Redelmeier via talk wrote: | From: Kevin Cozens via talk | You probably need to add a google authentication record to your domain name to | reduce the chance of your email messages being rejected by gmail. I don't know what that is. I had to check the TXT

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread D. Hugh Redelmeier via talk
| From: Kevin Cozens via talk | You probably need to add a google authentication record to your domain name to | reduce the chance of your email messages being rejected by gmail. I don't know what that is. Googling responses suggest you might be talking about a Google Worspace thing. I don't

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread Kevin Cozens via talk
On 2024-01-07 12:27, D. Hugh Redelmeier via talk wrote: Mails from my domain have started to be rejected by gmail. To placate gmail, I've added an SPF record to my doman: Some of my email messages were winding up in other peoples spam folders. I added SPF, DKIM, and google authentication

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread Ron / BCLUG via talk
D. Hugh Redelmeier via talk wrote on 2024-01-07 09:27: Mails from my domain have started to be rejected by gmail. To placate gmail, I've added an SPF record to my doman: Another trick to help with email delivery to Google is to implement IPv6 in Postfix if it's available. rb --- Post to

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread Ron / BCLUG via talk
D. Hugh Redelmeier via talk wrote on 2024-01-07 10:10: | You may find that you need DKIM and DMARC as well. If you’re using | postfix it’s fairly easy to hook opendkim in. | My biggest hurdle was trying to find clear concise guides. Links?

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread D. Hugh Redelmeier via talk
| From: D. Hugh Redelmeier via talk | How to read this: | mx: | email sent by mimosa.com should only come from its servers | declared in MX DNS records More accurately, this means that mail that says it is from mimosa.com is OK if it comes from one of the

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread D. Hugh Redelmeier via talk
| From: John Sellens via talk | You may find that you need DKIM and DMARC as well. If you’re using | postfix it’s fairly easy to hook opendkim in. Yeah. | My biggest hurdle was trying to find clear concise guides. Links?--- Post to this mailing list talk@gtalug.org Unsubscribe from this

Re: [GTALUG] lazy jail server admin forced to act

2024-01-07 Thread John Sellens via talk
You may find that you need DKIM and DMARC as well. If you’re using postfix it’s fairly easy to hook opendkim in. My biggest hurdle was trying to find clear concise guides. John --- Post to this mailing list talk@gtalug.org Unsubscribe from this mailing list

[GTALUG] lazy jail server admin forced to act

2024-01-07 Thread D. Hugh Redelmeier via talk
Mails from my domain have started to be rejected by gmail. To placate gmail, I've added an SPF record to my doman: mimosa.com. IN TXT "v=spf1 mx ~all" How to read this: v=spf1: this TXT record is an SPF version 1 record mx: