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New Contributor Madfish64
New Contributor

How to request Optus Postmaster to unblock a blacklisted server?

Does anyone know how I contact the Optus Postmaster to check a Server IP and get it unblocked?

 
My emails are being consistently rejected as possible spam/virus, from one particular address.  See error message below
 
Diagnostic-Code: smtp; 553 5.3.0 211.29.132.249 Your message was rejected for
    possible spam/virus content.Please ask your email provider to visit
    http://emailadmin.registeredsite.com for resolution.
 
I've visited the site suggested and confirmed that Server 211.29.132.249 is indeed blacklisted (See below)
 
Currently blocked
Block started: 2019-02-20 12:31:11
Will Expire approximately: Nov 3rd, 2019 at 12PM ET

IP has been blocked 6 times in the past
 
So how do I either stop using this host or get Optus to request it is unblocked?
 
 
1 Reply
Esteemed Contributor
Esteemed Contributor

Re: How to request Optus Postmaster to unblock a blacklisted server?

You could try notifying Optus via the first link below however I am sure they are aware of their mail servers being constantly blocked. Unfortunately even changing mail servers is no guarantee that your mail wont be blocked as often a complete range of mail server IP addresses are blocked.

 

https://www.optus.com.au/shop/support/answer/optusnet-has-blocked-my-email?requestType=NormalRequest...

 

https://mxtoolbox.com/SuperTool.aspx?action=blacklist%3a211.29.132.249&run=toolpage

 

 

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