Yahoo! JAPAN

2024/4/18 -The mail log at /var/log/maillog contains the following error regarding deferred/rejected email: 450 4.7.1 Client host rejected: cannot find your hostname.

2023/12/26 -Hi. What the problem and how to fix ? My custom template: PTR is correct: UPD: My PTR record was not correct.

2024/3/10 -3. bestperson: 450 4.7.1 Client host rejected: cannot find your reverse hostname, [5.35.82.146]. probaly your issue. bestperson: SMTP error from remote mail ...

2023/10/13 -text from the attached returned message. The mail system <送信元メールアドレス: host ... 450 4.7.1 Client host rejected: cannot find your reverse hostname, [名前 ...

2023/7/4 -The messages and codes are helpful tools for diagnosing and troubleshooting email problems. Gmail appends one or both of the following identifiers to all error ...

2023/10/2 -Hi Tom, I created the procedure send_mail as in your book in the user System. create or replace procedure send_mail ( p_sender in varchar2,

2023/5/19 -In der Exchange on-prem Warteschlange (ausgehende Mails) ist etwas häufiger dieser Fehler zu sehen: Fehlermeldung: 450 4.7.25 Client host rejected: cannot find ...

2024/1/9 -This is the mail system at host ***.shared-server.net. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's ...

2024/2/28 -Check the IP configuration and hostname. Check ... Status combines the results from the first and second phase. Status, Phase, Description. rejected ... host to get ...

2024/3/13 -Lettuce is a scalable thread-safe Redis client based on netty and Reactor. Lettuce provides synchronous, asynchronous and reactive APIs to interact with Redis.