* Aniruddha <mailingdotl...@gmail.com>: > Hi, > > Most of my mails are delivered and send without problems. However > some domains reject e-mails with the error message below. What can I > do to fix this? Is this a DNS error? Or a postfix config problem? > Thanks in advance! > > <>: host mxb.mail.widexs.nl[213.206.122.196] said: > 550-Verification failed for <i...@redmijncomputer.nl> 550-It appears that > the DNS operator for redmijncomputer.nl 550-has installed an invalid MX > record with an IP address 550-instead of a domain name on the right hand > side. 550 Sender verify failed (in reply to RCPT TO command)
$ host -t mx redmijncomputer.nl redmijncomputer.nl mail is handled by 10 95.97.73.154. It should be mail.redmijncomputer.nl instead of 95.97.73.154 -- Ralf Hildebrandt Geschäftsbereich IT | Abteilung Netzwerk Charité - Universitätsmedizin Berlin Campus Benjamin Franklin Hindenburgdamm 30 | D-12203 Berlin Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962 ralf.hildebra...@charite.de | http://www.charite.de