zones << "debian.net"
zones << "mirror.debian.net"
zones << "debian.com"
+zones << "debian.ch"
+zones << "debian.es"
zones << "debian.eu"
+zones << "debian.li"
+zones << "debian.gr"
zones << "debian.us"
-zones << "debian.ch"
-zones << "debian.li"
zones << "debconf13.ch"
+zones << "debian-ports.org"
# debian rack with sil.at
zones << "144-28.118.59.86.in-addr.arpa"