diff --git a/data/private b/data/private
index 8b3cd29d..8f9bd8a4 100644
--- a/data/private
+++ b/data/private
@@ -17,6 +17,107 @@ local
 # https://tools.ietf.org/html/rfc8375
 home.arpa
 
+# References: https://www.iana.org/assignments/locally-served-dns-zones/locally-served-dns-zones.xhtml
+# https://www.rfc-editor.org/rfc/rfc6303.html
+10.in-addr.arpa
+16.172.in-addr.arpa
+17.172.in-addr.arpa
+18.172.in-addr.arpa
+19.172.in-addr.arpa
+20.172.in-addr.arpa
+21.172.in-addr.arpa
+22.172.in-addr.arpa
+23.172.in-addr.arpa
+24.172.in-addr.arpa
+25.172.in-addr.arpa
+26.172.in-addr.arpa
+27.172.in-addr.arpa
+28.172.in-addr.arpa
+29.172.in-addr.arpa
+30.172.in-addr.arpa
+31.172.in-addr.arpa
+168.192.in-addr.arpa
+0.in-addr.arpa
+127.in-addr.arpa
+254.169.in-addr.arpa
+2.0.192.in-addr.arpa
+100.51.198.in-addr.arpa
+113.0.203.in-addr.arpa
+255.255.255.255.in-addr.arpa
+0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa
+1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa
+d.f.ip6.arpa
+8.e.f.ip6.arpa
+9.e.f.ip6.arpa
+a.e.f.ip6.arpa
+b.e.f.ip6.arpa
+8.b.d.0.1.0.0.2.ip6.arpa
+# https://www.rfc-editor.org/rfc/rfc7793.html
+64.100.in-addr.arpa
+65.100.in-addr.arpa
+66.100.in-addr.arpa
+67.100.in-addr.arpa
+68.100.in-addr.arpa
+69.100.in-addr.arpa
+70.100.in-addr.arpa
+71.100.in-addr.arpa
+72.100.in-addr.arpa
+73.100.in-addr.arpa
+74.100.in-addr.arpa
+75.100.in-addr.arpa
+76.100.in-addr.arpa
+77.100.in-addr.arpa
+78.100.in-addr.arpa
+79.100.in-addr.arpa
+80.100.in-addr.arpa
+81.100.in-addr.arpa
+82.100.in-addr.arpa
+83.100.in-addr.arpa
+84.100.in-addr.arpa
+85.100.in-addr.arpa
+86.100.in-addr.arpa
+87.100.in-addr.arpa
+88.100.in-addr.arpa
+89.100.in-addr.arpa
+90.100.in-addr.arpa
+91.100.in-addr.arpa
+92.100.in-addr.arpa
+93.100.in-addr.arpa
+94.100.in-addr.arpa
+95.100.in-addr.arpa
+96.100.in-addr.arpa
+97.100.in-addr.arpa
+98.100.in-addr.arpa
+99.100.in-addr.arpa
+100.100.in-addr.arpa
+101.100.in-addr.arpa
+102.100.in-addr.arpa
+103.100.in-addr.arpa
+104.100.in-addr.arpa
+105.100.in-addr.arpa
+106.100.in-addr.arpa
+107.100.in-addr.arpa
+108.100.in-addr.arpa
+109.100.in-addr.arpa
+110.100.in-addr.arpa
+111.100.in-addr.arpa
+112.100.in-addr.arpa
+113.100.in-addr.arpa
+114.100.in-addr.arpa
+115.100.in-addr.arpa
+116.100.in-addr.arpa
+117.100.in-addr.arpa
+118.100.in-addr.arpa
+119.100.in-addr.arpa
+120.100.in-addr.arpa
+121.100.in-addr.arpa
+122.100.in-addr.arpa
+123.100.in-addr.arpa
+124.100.in-addr.arpa
+125.100.in-addr.arpa
+126.100.in-addr.arpa
+127.100.in-addr.arpa
+
 # Dotless domains
 regexp:^[^.]+$