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WebPanel => Postfix => Topic started by: vxdas on November 11, 2017, 03:29:15 PM

Title: yahoo gmail and hotmail
Post by: vxdas on November 11, 2017, 03:29:15 PM
hello very good I have problems sending emails to yahoo gmail and hotmail. If I have open port 25.

(connect to mx-eu.mail.am0.yahoodns.net[188.125.69.79]:25: Connection timed out)


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Title: Re: yahoo gmail and hotmail
Post by: vxdas on January 10, 2018, 10:40:03 AM
I still have problems with sending emails ...... I can only send emails from the server to the server dominos .. I have open port 25 smtp in firewal I do not know what problem can be ........ I think be on no blacklist. I need help please.
Title: Re: yahoo gmail and hotmail
Post by: PavelZh on January 10, 2018, 03:38:59 PM
Check your server with mxtoolbox.com - https://mxtoolbox.com/diagnostic.aspx
Title: Re: yahoo gmail and hotmail
Post by: 24x7servermanagement on January 11, 2018, 08:10:58 AM
Did you setup rDNS for your server? 
Title: Re: yahoo gmail and hotmail
Post by: vxdas on January 11, 2018, 10:22:14 AM
smtp:51.15.36.40Find Problems    smtp
220 cloud.offshoringhost.com ESMTP Postfix

Test   Result
   SMTP Reverse DNS Mismatch   OK - 51.15.36.40 resolves to cloud.offshoringhost.com
   SMTP Valid Hostname   OK - Reverse DNS is a valid Hostname
   SMTP Banner Check   OK - Reverse DNS matches SMTP Banner
   SMTP TLS   OK - Supports TLS.
   SMTP Connection Time   0.860 seconds - Good on Connection time
   SMTP Open Relay   OK - Not an open relay.
   SMTP Transaction Time   3.129 seconds - Good on Transaction Time
Session Transcript:
Connecting to 51.15.36.40

220 cloud.offshoringhost.com ESMTP Postfix [707 ms]
EHLO KEEPER3.mxtoolbox.com
250-cloud.offshoringhost.com
250-PIPELINING
250-SIZE 204800000
250-ETRN
250-STARTTLS
250-AUTH PLAIN LOGIN
250-AUTH=PLAIN LOGIN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN [716 ms]
MAIL FROM:<supertool@mxtoolbox.com>
250 2.1.0 Ok [721 ms]
RCPT TO:<test@example.com>
454 4.7.1 <test@example.com>: Relay access denied [718 ms]

KEEPER3v2 4242ms
Title: Re: yahoo gmail and hotmail
Post by: PavelZh on January 11, 2018, 01:55:59 PM
Looking good. Can you provide a full session log sending message to @gmail.com ?
Title: Re: yahoo gmail and hotmail
Post by: vxdas on January 13, 2018, 10:04:06 AM
7F55C202DB      774 Sat Jan 13 09:59:17  vxdas@vxdas.cf

(connect to alt2.gmail-smtp-in.l.google.com[2404:6800:4008:c00::1a]:25: Network is unreachable)
                                         juliovigue@gmail.com
Title: Re: yahoo gmail and hotmail
Post by: PavelZh on January 13, 2018, 02:06:39 PM
And you have IPv6 configured at your side?
Title: Re: yahoo gmail and hotmail
Post by: vxdas on January 17, 2018, 10:56:14 AM
I do not have ip6
Title: Re: yahoo gmail and hotmail
Post by: vxdas on February 21, 2018, 09:58:03 AM
after many configurations in my dns I have finally managed to send emails to external domains of my system