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Email to this domain bounce
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Email to this domain bounce - 20.Oct.2011 12:50:49 AM
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necare
Posts: 10
Joined: 23.Oct.2010
Status: offline
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Hi all,
I just unblock from CBL, now every smtp is go through.
But there is 1 domain that email can't go through. It bounce back.
Below is the bounce message.
There was a SMTP communication problem with the recipient's email
> server. Please contact your system administrator.
> <mail.***.com.my #5.5.0 smtp;550 Denied by policy>
I perform smtpdiag and this is the result.
C:\smtpdiag>smtpdiag.exe exadmin@***.com.my haslina_piee@***.co.jp
Searching for Exchange external DNS settings.
Computer name is MAIL.
VSI 1 has the following external DNS servers:
161.142.212.**,161.142.227.**,161.142.2.**,161.142.201.**
Checking SOA for toko.co.jp.
Checking external DNS servers.
Checking internal DNS servers.
SOA serial number match: Passed.
Checking local domain records.
Checking MX records using TCP: ***.com.my.
Checking MX records using UDP: ***.com.my.
Both TCP and UDP queries succeeded. Local DNS test passed.
Checking remote domain records.
Checking MX records using TCP: ***.co.jp.
Checking MX records using UDP: ***.co.jp.
Both TCP and UDP queries succeeded. Remote DNS test passed.
Checking MX servers listed for haslina_piee@***.co.jp.
Connecting to ns5.***.co.jp [210.225.100.***] on port 25.
Successfully connected to ns5.***.co.jp.
Help me, what could it be the problem
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RE: Email to this domain bounce - 20.Oct.2011 9:28:08 AM
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necare
Posts: 10
Joined: 23.Oct.2010
Status: offline
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Seem like there is 1 sites that still block me.
They said that it will automatically un-block me on the 25th.
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RE: Email to this domain bounce - 21.Oct.2011 8:25:36 AM
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necare
Posts: 10
Joined: 23.Oct.2010
Status: offline
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Ok thanks,
But may I know why is it if this 1 site still block me, only this domain (***.co.jp.) smtp email can't go through. The rest already are ok.
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RE: Email to this domain bounce - 21.Oct.2011 8:48:40 AM
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alanhardisty
Posts: 389
Joined: 28.Feb.2010
Status: offline
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I can't possibly tell you what the one site is using or doing that will be stopping you, but if you have been blacklisted somewhere, it usually takes a while to get 100% mail-flow returned and you will have to contact some companies directly to manually unblock you because that is their process.
Some companies use Blocklists and when you are off those, then your mail-flow returns, some manually remove you once you get blocked somewhere and you have to request this. Everyone is different and not everyone follows the same processes for blocking / unblocking.
Apparently mail from our own server was blocked by one company the other day when someone at our site tried too many times to log in to a website Control Panel! No idea why they would block based on that - but that's their process and they are presumably happy with that.
_____________________________
Alan Hardisty
http://www.it-eye.co.uk
http://alanhardisty.wordpress.com
http://www.exchange-certificates.com
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RE: Email to this domain bounce - 26.Oct.2011 12:56:03 AM
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necare
Posts: 10
Joined: 23.Oct.2010
Status: offline
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Hi Alan,
I already clear from the block list. But i test send email to the domain but still it bounce back and reject. Any idea why.
No configuration is change. So why does only this domain unable to go through?
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