diff --git a/data/dns/bit.dn42 b/data/dns/bit.dn42
index b695a3876..5ad202e19 100644
--- a/data/dns/bit.dn42
+++ b/data/dns/bit.dn42
@@ -2,5 +2,5 @@ domain:             bit.dn42
 admin-c:            JASTRUP-DN42
 tech-c:             JASTRUP-DN42
 mnt-by:             BITBAKERS-MNT
-nserver:            ns1.bit.dn42 172.20.66.10
+nserver:            ns1.bit.dn42 172.21.66.10
 source:             DN42