POSTFIX] do not list domain mydomain.tld in BOTH mydestination and virtual_mailbox_domains · Issue #1731 · docker-mailserver/docker-mailserver · GitHub
Mailrelay Error "User unknown in relay recipient table" · Issue #2817 · mailcow/mailcow-dockerized · GitHub
unable to send mail to list address (error Recipient address rejected: User unknown in local recipient table) · Issue #715 · sympa-community/sympa · GitHub
![Delivery Status Notification Failure Mail 4 Jun 2 Address Not Found Your Message Wasn't Delivered to No-Repry@otsinternationaljp Because the Address Couldn't Be Found or Is Unable to Receive Mail the Response From Delivery Status Notification Failure Mail 4 Jun 2 Address Not Found Your Message Wasn't Delivered to No-Repry@otsinternationaljp Because the Address Couldn't Be Found or Is Unable to Receive Mail the Response From](https://pics.me.me/delivery-status-notification-failure-mail-4-jun-2-address-not-34108960.png)
Delivery Status Notification Failure Mail 4 Jun 2 Address Not Found Your Message Wasn't Delivered to No-Repry@otsinternationaljp Because the Address Couldn't Be Found or Is Unable to Receive Mail the Response From
Deep Learning Threat Detection Reveals Details Behind Targeted Phishing Campaigns — Part Two | by Rohit Kashi | Deep Learning for Cybersecurity | Medium
![Postfixの『Recipient address rejected: User unknown in local recipient table』で15分ほどハマった話 - DENET 技術ブログ Postfixの『Recipient address rejected: User unknown in local recipient table』で15分ほどハマった話 - DENET 技術ブログ](https://blog.denet.co.jp/wp-content/uploads/2020/11/%E6%8A%80%E8%A1%93%E3%83%96%E3%83%AD%E3%82%B0_%E3%82%A2%E3%82%A4%E3%82%AD%E3%83%A3%E3%83%83%E3%83%81_%E3%83%A1%E3%83%BC%E3%83%AB%E9%96%A2%E9%80%A3.png)