Here is mine
<dkimsign> <!-- per default sign all mails using dkim --> <global algorithm="rsa-sha1" domain="/var/qmail/control/me" keyfile="/var/qmail/control/dkim/global.key" method="simple" selector="dkim1"> <types id="dkim" /> </global> <domain1.com domain=“domain1.com" keyfile="/var/qmail/control/dkim/domain1.com.key" selector="dkim1"> <types id="dkim" /> <types id="domainkey" method="nofws" /> </domain1.com> <domain2.com <http://domain2.com/> domain=“domain2.com" keyfile="/var/qmail/control/dkim/domain2.com.key" selector="dkim1"> <types id="dkim" /> <types id="domainkey" method="nofws" /> </domain2.com> <domain3.com domain=“domain3.com" keyfile="/var/qmail/control/dkim/domain3.com.key" selector="dkim1"> <types id="dkim" /> <types id="domainkey" method="nofws" /> </domain3.com> <domain.biz domain=“domain.biz" keyfile="/var/qmail/control/dkim/domain.biz.key" selector="dkim1"> <types id="dkim" /> <types id="domainkey" method="nofws" /> </domain.biz> </dkimsign> Remo > On Jan 31, 2024, at 09:06, Jeff Koch <jeffk...@intersessions.com> wrote: > > > Hi List > > We've had a request from a client that uses one of our QMT mailservers. He > wants to know if we can add an additional DKIM signature to the emails his > sends. Currently we sign all emails with the DKIM key associated with the > host name of the mailserver. I suppose this would be an additional signature > created by his key and validated by the DKIM entry in his DNS zone. > > Any thoughts? > > Regards, Jeff Koch >