Email Not Sending : 550 5.1.1 Domain does not exist

Website, Application, Performance DNS & Network
1

Update: Solved. Toggle on and off cache all.

Setup email routing and received the following error email after sending a test email:

This is the mail system at host relay.mailchannels.net.

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

5.1.1 Domain does not exist (in reply to RCPT TO command)

I’ve allowed a week for everything to propagate.

2

The article below might help

https://support.google.com/mail/thread/12821352/550-5-1-1-emil-account-does-not-exist-even-though-it-does?hl=en

3

No. It’s the same problem as with 550.5.1.1 Domain does not exist - #2 by albert

4

Maybe @sven2 could know the trick and help.

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