Hi there,
we are trying to send mail to @bnetza.de and all our connections are getting
refused.
2022-03-29T17:05:21.258Z,Route to
Internet,08DA02823D63F10B,1,,194.156.223.25:25,*,,attempting to connect
2022-03-29T17:05:21.276Z,Route to
Thanks Bill for the clarification as well as the offered solution
-Ursprüngliche Nachricht-
Von: mailop Im Auftrag von Bill Cole via mailop
Gesendet: Donnerstag, 20. Januar 2022 21:17
An: Glowfish Domainadministrator via mailop
Cc: Bill Cole
Betreff: Re: [mailop] Anyone from United
Hi,
Emails from united are getting rejected by our postfix mailserver. The mails
seem to be from United Airlines (Mileage Plus).
Jan 20 19:16:45 mta01 postfix/postscreen[126746]: CONNECT from
[50.31.61.242]:47664 to [xxx.xxx.xxx.xxx]:25
Jan 20 19:16:45 mta01 postfix/postscreen[126746]:
Hi,
Emails from united are getting rejected by our postfix mailserver. The mails
seem to be from United Airlines (Mileage Plus).
Jan 20 19:16:45 mta01 postfix/postscreen[126746]: CONNECT from
[50.31.61.242]:47664 to [xxx.xxx.xxx.xxx]:25
Jan 20 19:16:45 mta01 postfix/postscreen[126746]:
-resolve.
On 3 Dec 2021, at 6:55, Glowfish Domainadministrator via mailop wrote:
> netstat -tulpn |grep 53
>
> tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN 586/systemd-resolve udp 0 0
> 127.0.0.53:53 0.0.0.0:* 586/systemd-resolve
Perhaps someone more familiar with systemd-resolve could giv
Hi there friends and colleagues,
Maybe someone here can help. We have a lot of genius mailadmin know-how here
On one of our mailservers we use postfix with dnsblog on localhost:53 to
resolve connecting IP addresses against RBLs etc.
However from time to time we get a large bunch of
