This is the mail system at host mail.mailerchi.ir.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

[<[email protected]>](mailto:[email protected]): host alt1.gmail-smtp-in.l.google.com[142.250.150.26] said:
    550-5.7.1 [109.122.199.13      12] Our system has detected that this
    message is 550-5.7.1 likely unsolicited mail. To reduce the amount of spam
    sent to Gmail, 550-5.7.1 this message has been blocked. Please visit
    550-5.7.1  https://support.google.com/mail/?p=UnsolicitedMessageError 550
    5.7.1  for more information.
    f21-20020ac25335000000b004d98a4cc75dsi2328779lfh.376 - gsmtp (in reply to
    end of DATA command)


Reporting-MTA: dns; mail.mailerchi.ir
X-Postfix-Queue-ID: 45EC180F61
X-Postfix-Sender: rfc822; [[email protected]](mailto:[email protected])
Arrival-Date: Sat, 18 Mar 2023 21:18:48 +0330 (+0330)

Final-Recipient: rfc822; [[email protected]](mailto:[email protected])
Original-Recipient: [rfc822;[email protected]](mailto:rfc822;[email protected])
Action: failed
Status: 5.7.1
Remote-MTA: dns; alt1.gmail-smtp-in.l.google.com
Diagnostic-Code: smtp; 550-5.7.1 [109.122.199.13      12] Our system has
    detected that this message is 550-5.7.1 likely unsolicited mail. To reduce
    the amount of spam sent to Gmail, 550-5.7.1 this message has been blocked.
    Please visit 550-5.7.1
    https://support.google.com/mail/?p=UnsolicitedMessageError 550 5.7.1  for
    more information. f21-20020ac25335000000b004d98a4cc75dsi2328779lfh.376 -
    gsmtp

services:
  mailserver:
    image: docker.io/mailserver/docker-mailserver:latest
    container_name: mailserver
    # If the FQDN for your mail-server is only two labels (eg: example.com),
    # you can assign this entirely to `hostname` and remove `domainname`.
    hostname: mail
    domainname: mailerchi.ir
    env_file: mailserver.env
    # More information about the mail-server ports:
    # https://docker-mailserver.github.io/docker-mailserver/edge/config/security/understanding-the-ports/
    # To avoid conflicts with yaml base-60 float, DO NOT remove the quotation marks.
    ports:
      - "25:25"    # SMTP  (explicit TLS => STARTTLS)
      #- "143:143"  # IMAP4 (explicit TLS => STARTTLS)
      #- "465:465"  # ESMTP (implicit TLS)
      - "587:587"  # ESMTP (explicit TLS => STARTTLS)
      - "993:993"  # IMAP4 (implicit TLS)
    volumes:
      - ./docker-data/dms/mail-data/:/var/mail/
      - ./docker-data/dms/mail-state/:/var/mail-state/
      - ./docker-data/dms/mail-logs/:/var/log/mail/
      - ./docker-data/dms/config/:/tmp/docker-mailserver/
      - /etc/localtime:/etc/localtime:ro
      - ./docker-data/certbot/certs/:/etc/letsencrypt
    environment:
      - ENABLE_SPAMASSASSIN=1
      - SPAMASSASSIN_SPAM_TO_INBOX=1
      - ENABLE_CLAMAV=1
      - ENABLE_FAIL2BAN=1
      - ENABLE_POSTGREY=1
      - SSL_TYPE=letsencrypt
    restart: always
    stop_grace_period: 1m
    cap_add:
      - NET_ADMIN
    healthcheck:
      test: "ss --listening --tcp | grep -P 'LISTEN.+:smtp' || exit 1"
      timeout: 3s
      retries: 0