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:
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
a few days ago my ip change may ip. from that day i can not send mail to
that server. i check reverses dns and i supose its ok.
but some mails was a refuse ( like 190.139.111.5 ) others not has refuse
but not came to destiniti and other function ok.
for instans:
me to 190.139.111.5 error 4.4.2
me
