i supose that is the problem but, my ISP says its ok.

I dont know nothing ( just a few) about DNS....

Others opinions??????



2017-07-21 16:17 GMT-03:00 CarlC Internet Services Service Desk <
ab...@carlc.com>:

> On the DNS, why do we get two answers??
>
>
>
> nslookup 186.18.13.252
>
> Server:         8.8.4.4
>
> Address:        8.8.4.4#53
>
>
>
> Non-authoritative answer:
>
> 252.13.18.186.in-addr.arpa      name = sistemas-sg.com.ar.
>
> 252.13.18.186.in-addr.arpa      name = mail.sistemas-sg.com.ar.
>
>
>
> Authoritative answers can be found from:
>
> ------------------------------------------------------------
>
>
>
> Could that be part of the cause?
>
> Carl
>
>
>
> *From:* Eric Broch [mailto:ebr...@whitehorsetc.com]
> *Sent:* Friday, July 21, 2017 02:35 PM
> *To:* qmailtoaster-list@qmailtoaster.com
> *Subject:* Fwd: Re: [qmailtoaster] probles error 4.4.2
>
>
>
>
>
> Does this happen every time for addresses like 190.139.111.5 or just some
> of the time. In other words will mail to 190.139.111.5 work sometimes and
> sometimes not?
>
> On 7/21/2017 12:27 PM, Gustavo De Poli wrote:
>
> yes
>
>
>
>
>
> 2017-07-21 15:27 GMT-03:00 Eric Broch <ebr...@whitehorsetc.com>:
>
> So mail from 186.18.13.252 (your address) to outside addresses (like
> 190.139.111.5) fail, is this correct?
>
>
>
> On 7/21/2017 12:23 PM, Gustavo De Poli wrote:
>
> NO my new IP is 186.18.13.252
>
>
>
> 2017-07-21 15:23 GMT-03:00 Eric Broch <ebr...@whitehorsetc.com>:
>
> Is 190.139.111.5 your new public IP?
>
>
>
>
> On 7/21/2017 11:01 AM, Gustavo De Poli wrote:
>
> Hi everybody.
>
> (sorry my inglish)
>
> i have a qmail from 3 year ago, over centos 6. behind other centes with
> iptables and nat
>
> 10 days ago my isp change my public IP.
> From that day, some mails get me this error...
>
>  " Connected_to_190.139.111.5_but_connection_died._(#4.4.2)/ "
>
> i check DNS and i supose it is good..
>
> where mus i lookfor problem ??????
>
>
>
> --
> Eric Broch
> White Horse Technical Consulting (WHTC)
>
>
>
>
>
> --
>
> Eric Broch
>
> White Horse Technical Consulting (WHTC)
>
>
>
>
>
> --
>
> Eric Broch
>
> White Horse Technical Consulting (WHTC)
>
>

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