On 05/19/2011 01:19 AM, Sahil Tandon wrote:
On Wed, 2011-05-18 at 19:05:11 -0300, Gonzalo Rodriguez wrote:

May 18 09:49:35 FOOBAR-0010 postfix/local[16584]: 8808D26125:
to=<gonza...@foobar.com.ar>, relay=local, delay=0.92,
delays=0.91/0.01/0/0, dsn=2.0.0, status=sent (delivered to mailbox)
Where is 'foobar.com.ar' listed in your configuration?  If you must
obscure hostnames/IPs, please do so consistently.

bash-4.1$ host foobar.com.ar
foobar.com.ar has address 190.228.29.85
foobar.com.ar mail is handled by 10 mx5.foobar.com.ar.
foobar.com.ar mail is handled by 5 nolisting.foobar.com.ar.
foobar.com.ar mail is handled by 10 mx1.foobar.com.ar.
foobar.com.ar mail is handled by 10 mx2.foobar.com.ar.
foobar.com.ar mail is handled by 10 mx3.foobar.com.ar.
foobar.com.ar mail is handled by 10 mx4.foobar.com.ar.

bash-4.1$ host nolisting.foobar.com.ar
nolisting.foobar.com.ar has address 66.135.41.29

bash-4.1$ telnet nolisting.foobar.com.ar 25
Trying 66.135.41.29...
telnet: connect to address 66.135.41.29: Connection refused

bash-4.1$ telnet mx1.foobar.com.ar 25
Trying 190.228.29.30...
Connected to mx1.foobar.com.ar.
Escape character is '^]'.
220 jgreylist v8

It does exist, but most of the MXes listed don't respond, and the ones that do run qmail.


--
J.

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