about spams

[Amaury Viera Hernández]

On 10/17/2012 02:37 AM, Patrick Asselman wrote:
> On 2012-10-17 01:02, Avi Greenbury wrote:
>> Amaury Viera Hernández wrote:
>>> Hello,
>>> I have a problem sending mails to gmail,
>>> every time that i send a mail i receive this answer:
>>>
>>> this is the mail system at host mailserver.espnl.co.cu.
>>>
>>> I'm sorry to have to inform you that your message could not
>>> be delivered to one or more recipients. It's attached below.
>>
>> That message says
>>
>> "Our system has detected an unusual rate of unsolicited mail
>> originating from your IP address."
>>
>> so it sounds like someone is using your mailserver to send out spam.
>> Without knowing what you're running (though I guess Zimbra) it's hard
>> to tell you what to do next.
>>
>> It would be worth checking whether your mailserver is on a blacklist:
>>
>> http://ip-blacklist.e-dns.org/
>>
>> sometimes these give useful information as to what's being sent and
>> how; if you don't administer the server you should probably just pass
>> this on to the person who does.
>>
>> -- 
>> Avi
>
>
> The mailserver is escuela.espnl.co.cu is listed at apews.org :
>
> Testresults
>
> Oooops 200.55.134.58 is currently listed in APEWS :-(
>
>
> -------------------------------------------------------------------------------- 
>
> Entry matching your Query: E-608441
> 200.55.134.0/24
> -------------------------------------------------------------------------------- 
>
> CASE: C-1079
> AS27725 CU, ISP permits abuse and/or ignores criminal activity
> -------------------------------------------------------------------------------- 
>
> History:
> Entry created 2012-10-16
>
>
> I'm not sure if that is the right mailserver though?
>
> Best regards,
> Patrick Asselman
>
>
Yes, the email server is escuela.espnl.co.cu,
How I can get out of this black list(http://www.apews.org/)?
Actually, The users can send emails to many domains, except gmail, my 
trouble is that gmail is saying:

<avhernandezx at gmail.com>: host gmail-smtp-in.l.google.com[173.194.68.27] said:
     550-5.7.1 [200.55.134.58       1] Our system has detected an unusual rate
     of 550-5.7.1 unsolicited mail originating from your IP address. To protect
     our 550-5.7.1 users from spam, mail sent from your IP address has been
     blocked. 550-5.7.1 Please visit
     http://www.google.com/mail/help/bulk_mail.html  to review 550 5.7.1 our Bulk
     Email Senders Guidelines. i3si19850658qez.14 (in reply to end of DATA
     command)



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