1 Topic by jvod1324

  • jvod1324
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  • Registered: 2020-02-02
  • Posts: 10

Topic: (550 5.1.1) - Recipient address rejected: User unknown in virtual mail

==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release): 1.0 PGSQL edition.
- Deployed with iRedMail Easy or the downloadable installer? easy
- Linux/BSD distribution name and version: Centos7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): PGSQL
- Web server (Apache or Nginx): NGINX
- Manage mail accounts with iRedAdmin-Pro? No
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

Mar  7 22:22:00 [USER] postfix/smtpd[50212]: NOQUEUE: reject: RCPT from *relayserver.domain.com*[**.***.***.**]: 550 5.1.1 <test.user@recipientdomain.com>: Recipient address rejected: User unknown in virtual mailbox table; from=<***@*****.com> to=<test.user@recipientdomain.comk> proto=ESMTP helo=<*relayserver.com*>
Mar  7 22:22:01 [USER] postfix/smtpd[50212]: disconnect from *relayserver.domain.com*[**.***.***.**]

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Spider Email Archiver: On-Premises, lightweight email archiving software developed by iRedMail team. Supports Amazon S3 compatible storage and custom branding.

2 Reply by Cthulhu

  • Cthulhu
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  • Registered: 2019-06-04
  • Posts: 908

Re: (550 5.1.1) - Recipient address rejected: User unknown in virtual mail

test.user@recipientdomain.com seems unexistant, neither as alias nor as mailbox