diff --git a/data/dns/factor2431.dn42 b/data/dns/factor2431.dn42
new file mode 100644
index 000000000..18b302cba
--- /dev/null
+++ b/data/dns/factor2431.dn42
@@ -0,0 +1,9 @@
+domain:             factor2431.dn42
+admin-c:            FACTOR2431-DN42
+tech-c:             FACTOR2431-DN42
+mnt-by:             FACTOR2431-MNT
+nserver:            5353.factor2431.dn42 fdf4:be86:71d9:5353::1
+nserver:            5354.factor2431.dn42 fdf4:be86:71d9:5354::1
+nserver:            5355.factor2431.dn42 fdf4:be86:71d9:5355::1
+nserver:            5356.factor2431.dn42 fdf4:be86:71d9:5356::1
+source:             DN42
diff --git a/data/inet6num/fdf4:be86:71d9::_48 b/data/inet6num/fdf4:be86:71d9::_48
index 7371bc5bf..868b22f11 100644
--- a/data/inet6num/fdf4:be86:71d9::_48
+++ b/data/inet6num/fdf4:be86:71d9::_48
@@ -2,6 +2,10 @@ inet6num:           fdf4:be86:71d9:0000:0000:0000:0000:0000 - fdf4:be86:71d9:fff
 cidr:               fdf4:be86:71d9::/48
 netname:            FACTOR2431-NETWORK
 descr:              Network of Factor2431
+nserver:            5353.factor2431.dn42
+nserver:            5354.factor2431.dn42
+nserver:            5355.factor2431.dn42
+nserver:            5356.factor2431.dn42
 country:            CN
 admin-c:            FACTOR2431-DN42
 tech-c:             FACTOR2431-DN42
diff --git a/data/inetnum/172.22.105.0_28 b/data/inetnum/172.22.105.0_28
index f1619c467..93bac01e2 100644
--- a/data/inetnum/172.22.105.0_28
+++ b/data/inetnum/172.22.105.0_28
@@ -2,6 +2,10 @@ inetnum:            172.22.105.0 - 172.22.105.15
 cidr:               172.22.105.0/28
 netname:            FACTOR2431-NETWORK
 descr:              Network of Factor2431
+nserver:            5353.factor2431.dn42
+nserver:            5354.factor2431.dn42
+nserver:            5355.factor2431.dn42
+nserver:            5356.factor2431.dn42
 country:            CN
 admin-c:            FACTOR2431-DN42
 tech-c:             FACTOR2431-DN42