-callout cache: no domain record found
-callout cache: no address record found
-interface=127.0.0.1 port=1224
-Connecting to 127.0.0.1 [127.0.0.1]:1224 from 127.0.0.1 ... connected
+callout cache: no domain record found for test.ex
+callout cache: no address record found for z@test.ex/<postmaster@myhost.test.ex>
+interface=NULL port=1224
+Connecting to 127.0.0.1 [127.0.0.1]:1224 ... connected