Hi All Is it possible to instruct SA not to run on specific domains. As specified below: warn message = X-SA-Do-Not-Run: Yes domains = lsearch;/usr/exim/redirect_domains/hub-list the file hub-list is a list of domains that have no public dns entries (internally), i.e 10. ip's The route to their servers is in a file hub-list.route Regards, Tom Kinghorn