mailer daemon

I use Exchange mail on my iPad and for almost 6 months have been unable to send email due to Mailer-Daemon. However, email sent to me is received. I have checked numerous times with various techies at my ISP. They say that because I can send email from their online webmail, it isn’t an ISP problem.


Please help!

iPad Air 2, iOS 12

Posted on Apr 22, 2019 1:48 PM

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Question marked as Top-ranking reply

Posted on Apr 23, 2019 8:14 AM

Is shaw your ISP? Are you sending it from their (shaw) network? It sounds like your IP address is blacklisted. Mail.shaw.ca is rejecting your outgoing mail because of that. There is nothing wrong with the recipient email addresses. Are you sure absolutely you're accessing your mailbox over ActiveSync (Exchange)? Is there an option to type your username/password in the outgoing mail (SMTP) setting? Authenticating in the Outgoing (SMTP) normally resolves the problem but if the account type is Exchange/ActiveSync, there should be no SMTP settings.


If all else fails, submit a request to remove your IP address from the blacklist:

https://csi.cloudmark.com/en/reset/



38 replies

Apr 24, 2019 8:50 AM in response to babowa

babowa wrote:

Another possibility is that your IP address is blacklisted.

Isn't that what I said (twice)? Restarting modem may resolve it if you get a different IP address. We normally get a different IP address on modem restarts but cable modem can sometimes stick to the same IP regardless of the fact that it is dynamic IP. Also, if the entire subnet (or network) is listed as having a poor reputation, which is not unusual, modem restarts and getting different IP address(es) will not resolve the problem. It's still worth a try. Good tip.

Apr 24, 2019 11:51 AM in response to daravenh

This is the correct settings:


Incoming Mail Server Information

    • Incoming Mail Server: imap.shaw.ca
    • Incoming Port: 993
    • SSL: Yes
    • Username: Shaw email address without the @shaw.ca
    • Password: Your email password

 


Outgoing Mail Server Information

    • Outgoing Mail Server: mail.shaw.ca
    • Outgoing Port: 587
    • SSL: Yes
    • Username: Shaw email address without the @shaw.ca
    • Password: Your email password


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mailer daemon

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