Problem with Google 550 5.7.107 Recipient not on bypass list, your IP has been found on a block list

Copper Contributor

Hello,

I'm having a problemwith messages from Google and domains purchased in Google. 
Has anyone experienced such a situation?

Spam test result for our domain 10/10
Perfect MXtoolbox

Name of domain mail.ecs.gda.pl

 

We can send massages to mail in google. Problem is when somebody want to send a massage to us. 

 

[PS] C:\WINDOWS\system32>Get-IPBlockListProvider
Creating a new session for implicit remoting of "Get-IPBlockListProvider" command...

Name LookupDomain Priority
---- ------------ --------
SpamHaus IP Block List Provider zen.spamhaus.org 2
SpamCop IP Block List Provider bl.spamcop.net 1
psbl.surriel.com psbl.surriel.com 3
dnsbl.sorbs.net dnsbl.sorbs.net 4
multi.surbl.org multi.surbl.org 5

 

Can you halp me ? 

 

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