zone "wLeiden.NET" {
        type slave;
        file "slave/slave-wLeiden.NET";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "16.172.in-addr.arpa" {
        type slave;
        file "slave/slave-16.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "17.172.in-addr.arpa" {
        type slave;
        file "slave/slave-17.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "18.172.in-addr.arpa" {
        type slave;
        file "slave/slave-18.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "19.172.in-addr.arpa" {
        type slave;
        file "slave/slave-19.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "20.172.in-addr.arpa" {
        type slave;
        file "slave/slave-20.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "21.172.in-addr.arpa" {
        type slave;
        file "slave/slave-21.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "22.172.in-addr.arpa" {
        type slave;
        file "slave/slave-22.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "23.172.in-addr.arpa" {
        type slave;
        file "slave/slave-23.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "24.172.in-addr.arpa" {
        type slave;
        file "slave/slave-24.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "25.172.in-addr.arpa" {
        type slave;
        file "slave/slave-25.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "26.172.in-addr.arpa" {
        type slave;
        file "slave/slave-26.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "27.172.in-addr.arpa" {
        type slave;
        file "slave/slave-27.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "28.172.in-addr.arpa" {
        type slave;
        file "slave/slave-28.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "29.172.in-addr.arpa" {
        type slave;
        file "slave/slave-29.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "30.172.in-addr.arpa" {
        type slave;
        file "slave/slave-30.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};

zone "31.172.in-addr.arpa" {
        type slave;
        file "slave/slave-31.172.in-addr.arpa";
        masters { 172.18.8.66; 212.61.66.38;};
};