diff --git a/bin/pdns.sh b/bin/pdns.sh
index 499fdb6..37e876c 100755
--- a/bin/pdns.sh
+++ b/bin/pdns.sh
@@ -63,6 +63,9 @@ readonly zone_defaults_pri='0'
                                                          "@|NS|ns3.$dns_domain"
                                                          "@|TXT|v=spf1 a mx -all"
                                                          "mail.@|A|$default_ip"
+                                                         "imap.@|CNAME|mail.@"
+                                                         "smtp.@|CNAME|mail.@"
+                                                         "pop.@|CNAME|mail.@"
                                                          "www.@|CNAME|@")
 
 # functions