xx@domain1
  router = domainlist, transport = smtp
  host ten-1.test.ex [V4NET.0.0.1] ad=no
xx@route1.ex
  router = domainlist, transport = smtp
  host ten-2.test.ex [V4NET.0.0.2] ad=no
xx@domain3
  router = domainlist, transport = smtp
  host ten-3.test.ex [V4NET.0.0.3] ad=no