diff --git a/data/dns/fdfc.dn42 b/data/dns/fdfc.dn42
index 21ab9df0b..f4025bac1 100644
--- a/data/dns/fdfc.dn42
+++ b/data/dns/fdfc.dn42
@@ -4,6 +4,6 @@ tech-c:             LONELY-DN42
 mnt-by:             LONELY-MNT
 nserver:            ns1.fdfc.dn42 172.21.100.65
 nserver:            ns1.fdfc.dn42 fdfc:fc0:e6a::1
-nserver:            ns2.fdfc.dn42 172.21.100.65
+nserver:            ns2.fdfc.dn42 172.21.100.66
 nserver:            ns2.fdfc.dn42 fdfc:fc0:e6a::2
 source:             DN42
diff --git a/data/inet6num/fdfc:fc0:e6a::_48 b/data/inet6num/fdfc:fc0:e6a::_48
index 6c0b110f8..ef3290b61 100644
--- a/data/inet6num/fdfc:fc0:e6a::_48
+++ b/data/inet6num/fdfc:fc0:e6a::_48
@@ -9,6 +9,4 @@ mnt-by:             LONELY-MNT
 status:             ASSIGNED
 nserver:            ns1.craft.dn42
 nserver:            ns2.craft.dn42
-nserver:            ns1.fdfc.dn42
-nserver:            ns2.fdfc.dn42
 source:             DN42
diff --git a/data/inetnum/172.21.100.64_26 b/data/inetnum/172.21.100.64_26
index 4b1c00c09..c4341b932 100644
--- a/data/inetnum/172.21.100.64_26
+++ b/data/inetnum/172.21.100.64_26
@@ -9,6 +9,4 @@ mnt-by:             LONELY-MNT
 status:             ASSIGNED
 nserver:            ns1.craft.dn42
 nserver:            ns2.craft.dn42
-nserver:            ns1.fdfc.dn42
-nserver:            ns2.fdfc.dn42
 source:             DN42