What does getent hosts smtp-relay.gmail.com show? What does your hosts line in /etc/nsswitch.conf show?
On November 22, 2019 9:55:23 AM CST, Stephen John Smoogen <smooge@xxxxxxxxx> wrote:
>On Fri, 22 Nov 2019 at 08:22, Jerry Geis <jerry.geis@xxxxxxxxx> wrote:
>>
>> Hi All,
>>
>> I am 'trying' to set SMART_HOST in sendmail to point to
>smtp-relay.gmail.com
>> but when looking at the /var/log/maillog its going to
>mx203.inbound-mx.net.
>> [192.110.255.243],
>>
>
>That is weird.. and from all the other posts I could find on google
>about this domain not good. I am not sure who 'owns' this domain but
>it only shows up in malware posting and similar spaces. And here is
>where:
>
>[smooge@smoogen-laptop ~]$ host -t MX smtp-relay.gmail.com.com
>smtp-relay.gmail.com.com mail is handled by 10 mx203.inbound-mx.org.
>smtp-relay.gmail.com.com mail is handled by 10 mx203.inbound-mx.net.
>
>so something is adding another .com to your domain lookup. I would
>check the resolv.conf, your dns server or the configs elsewere
>
>
>> why???
>>
>> my line from sendmail.mc
>> define(`SMART_HOST', `smtp-relay.gmail.com')
>> I did make in /etc/mail and service sendmail restart
>>
>> This is the only SMART_HOST in the config file. I started with the
>default
>> CentOS 7.7 sendmail.mc and have not added anything else. just changed
>teh
>> SMART_HOST.
>>
>> Why is mail relay to mx203.inbound-mx.net ????
>>
>> Nov 22 08:16:00 lsi001 sendmail[9286]: xAMDFxlA009286: to=
>> user.someone@xxxxxxxxx, ctladdr=root (0/0), delay=00:00:01,
>> xdelay=00:00:01, mailer=relay, pri=30197, relay=[127.0.0.1]
>[127.0.0.1],
>> dsn=2.0.0, stat=Sent (xAMDFxjQ009287 Message accepted for delivery)
>> Nov 22 08:16:00 lsi001 sendmail[9289]: STARTTLS=client, relay=
>> mx203.inbound-mx.net., version=TLSv1/SSLv3, verify=FAIL,
>cipher=AES256-SHA,
>> bits=256/256
>> Nov 22 08:16:01 lsi001 sendmail[9289]: xAMDFxjQ009287: to=<
>> user.someone@xxxxxxxxx>, ctladdr=<root@xxxxxxxxxxxxxxxxxxxxx> (0/0),
>> delay=00:00:01, xdelay=00:00:01, mailer=relay, pri=120519, relay=
>> mx203.inbound-mx.net. [192.110.255.243], dsn=2.0.0, stat=Sent
>(Queued!)
>>
>> Thanks. How do find out why its going to the wrong place ?
>>
>> Jerry
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>
>
>
>--
>Stephen J Smoogen.
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