backscattering mails

Haggag Hassan

• May 10, 2017 12:22

I am a novice user of cPanel and I am having this problem where my e-mail is stormed with backscattering e-mails that I did not send, I`m using outlook desktop app. Please see below a copy of the messages 421 4.7.0 [TSS04] Messages from 148.251.139.141 temporarily deferred due to user complaints - 4.16.55.1; see Error: "421 4.7.0 [XXX] Messages from x.x.x.x temporarily deferred due to user complaints - 4.16.55.1" when sending email to Yahoo

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  cPanelMichael

  • May 10, 2017 17:25

  Hello, You can find an existing thread on this topic at: Preventing backscatter Thank you.

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