It seems that POSTFIX is checking the DNS for that domain (ZOOM4U) and for some reason its taking too long.
On Tue, Mar 15, 2011 at 1:42 PM, Rafael Azevedo <[email protected]> wrote: > Hi Ralf, > > I've already tried that. I did disable dkim and the delay time almost > didnt change. > > Thanks > > > On Tue, Mar 15, 2011 at 1:39 PM, Ralf Hildebrandt > <[email protected]> wrote: >> * Rafael Azevedo <[email protected]>: >>> Wietse, >>> >>> I use this settings: >>> >>> FROM: "[email protected]" >>> SENDER: "[email protected]" >>> REPLY TO = FROM >> >> Well, postfix doesn't log that. Postfix is only logging the envelope >> sender ("SENDER" in your case) >> >>> So the email is sent as [email protected] but using FROM >>> [email protected] because we want to receive every email bounce on >>> "[email protected]". >> >> Yes, that's ok >> >>> We only change the FROM and REPLY to addresse, but when using ZOOM4U >>> as "FROM" it really slows down connection speed. >> >> Please try disabling DKIM :) >> >> -- >> Ralf Hildebrandt >> Geschäftsbereich IT | Abteilung Netzwerk >> Charité - Universitätsmedizin Berlin >> Campus Benjamin Franklin >> Hindenburgdamm 30 | D-12203 Berlin >> Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962 >> [email protected] | http://www.charite.de >> >> >
