Re: [Mailman-Users] Sending domain does not exist but it actually does?

Hi, I checked my domain, and it turns out somehow my MX record got blown away. Also a while back I canceled No-Ip Plus managed DNS, thinking it was only used for dynamic DNS, but in the process I threw away my SPF record which I've now recreated after re-enabling Plus. Also lost my DKIM

Re: [Mailman-Users] Sending domain does not exist but it actually does?

On 03/22/2018 01:48 PM, Mark Sapiro wrote: > That should be OK assuming as Dimitri Maziuk says you have > "inet_protocols = ipv4" in your postfix config (or the > equivalent for your MTA). On 2nd thought, if they are the ones bouncing, *they* may be running query instead of the A one. Check

Re: [Mailman-Users] Sending domain does not exist but it actually does?

On 03/22/2018 11:14 AM, Jayson Smith wrote: > FYI the host in question is bluegrasspals.com. It does have an A record, > and its ip has proper reverse nslookup back to the domain. My host > supports IPV6 but I'm not using it for mail. That should be OK assuming as Dimitri Maziuk says you have

Re: [Mailman-Users] Sending domain does not exist but it actually does?

On 03/22/2018 01:14 PM, Jayson Smith wrote: > ... My host > supports IPV6 but I'm not using it for mail. As in you have "inet_protocols = ipv4" in your postfix config (or the equivalent for your MTA)? Otherwise it's not quite up to you. -- Dimitri Maziuk Programmer/sysadmin BioMagResBank,

Re: [Mailman-Users] Sending domain does not exist but it actually does?

FYI the host in question is bluegrasspals.com. It does have an A record, and its ip has proper reverse nslookup back to the domain. My host supports IPV6 but I'm not using it for mail. Jayson On 3/22/2018 1:41 PM, Mark Sapiro wrote: On 03/22/2018 07:10 AM, Jayson Smith wrote: <<< 550 #5.1.8

Re: [Mailman-Users] Sending domain does not exist but it actually does?

On 03/22/2018 07:10 AM, Jayson Smith wrote: > > <<< 550 #5.1.8 Domain of sender address > does not exist > 554 5.0.0 Service unavailable I would check the following in DNS Does xxx.com have an A record (not a CNAME)? Does the IP address in that A record have a

Re: [Mailman-Users] Mailman email suffix

On 03/21/2018 11:49 PM, Falk, Fredrik wrote: > > On the old system the e-mail I receive is coming from > listname-bounces.suf...@domain.com on behalf of mailman-ow...@domain.com > And in the e-mail body there is also the e-mail address present > listname-request.suf...@domain.com > > Now on

[Mailman-Users] Mailman email suffix

Hello, I am currently moving a mailman installation from one machine to another, using the same 2.1.15 version. I’ve copied all the configs over; lists, data, archives as well as the Apache & Postfix configs. However, I am a bit surprised that the two systems don’t behave identical. When I

Re: [Mailman-Users] Sending domain does not exist but it actually does?

Hi Jayson Who was the domain "complaining" about this? You did not mention. We recently had the problem that German provider "1&1 Internet" (who also operates one of the biggest freemail services, GMX, and some other mail domains) would not accept mails from our domain (and also not send to

[Mailman-Users] Sending domain does not exist but it actually does?

Hi, Lately I've been getting some bounced mail from people at the provider/server plus.com. I've redacted addresses, but this is the error message: <<< 550 #5.1.8 Domain of sender address does not exist 554 5.0.0 Service unavailable Obviously, the sending