diff --git a/plugins/rcpt_mysql b/plugins/rcpt_mysql
index ee07322..3c0eb1e 100644
--- a/plugins/rcpt_mysql
+++ b/plugins/rcpt_mysql
@@ -188,6 +188,8 @@ sub askDatabase
 {
     my $self        = shift;
     my $recipient   = shift;
+    
+    $self->log(LOGDEBUG, "asking database for: $recipient ");
 
     if (length($self->{dsn}) == 0)
     {
@@ -230,6 +232,7 @@ sub rcpt_to {
     my ($self, $transaction, $recipient) = @_;
 
     # some basic validations
+    $self->log(LOGDEBUG, "missing recipient host or recipient user (" . $recipient->host . "/" . $recipient->user . ")") unless  $recipient->host && $recipient->user;
     return DECLINED unless $recipient->host && $recipient->user;
 
     # ask the cache for results