Ping about smtp.qq.com on the server; Smtp.163.com is not successful,
But ping qq enterprise mailbox server can be successful, so using qq enterprise mailbox send mail no problem,
How to solve?

CodePudding user response:

Environment problem yourself no solution only to find the official to do white list..

Even you are in QQ hair. After a few will be blocked..

So this way is not recommended to email. You can use the domain mail the way to build mailbox server.

Or using third-party API to send (fee).. Compared the two situation is stable than the way you a lot.

CodePudding user response:

My own rent cloud hosting, met the building Lord, you said the machine test no problem, upload test how hair is hair, not after the last discovery:
Are they do limit, to prevent spam... And then submit the repair order, to sign a pledge, if it finds you loose hair spam, your host to immediately stop running no refund...