diff --git a/bin/tests/system/dns64/conf/bad1.conf b/bin/tests/system/dns64/conf/bad1.conf
new file mode 100644
index 0000000000..0ad0314dcc
--- /dev/null
+++ b/bin/tests/system/dns64/conf/bad1.conf
@@ -0,0 +1,3 @@
+options {
+	dns64 ::/0 { };
+};
diff --git a/bin/tests/system/dns64/conf/bad2.conf b/bin/tests/system/dns64/conf/bad2.conf
new file mode 100644
index 0000000000..17518fe2bf
--- /dev/null
+++ b/bin/tests/system/dns64/conf/bad2.conf
@@ -0,0 +1,3 @@
+options {
+	dns64 ::/96 { suffix ::1; };
+};
diff --git a/bin/tests/system/dns64/conf/bad3.conf b/bin/tests/system/dns64/conf/bad3.conf
new file mode 100644
index 0000000000..faa0731fa0
--- /dev/null
+++ b/bin/tests/system/dns64/conf/bad3.conf
@@ -0,0 +1,3 @@
+options {
+	dns64 ::/96 { suffix 127.0.0.1; };
+};
diff --git a/bin/tests/system/dns64/conf/bad4.conf b/bin/tests/system/dns64/conf/bad4.conf
new file mode 100644
index 0000000000..9ec2021e5c
--- /dev/null
+++ b/bin/tests/system/dns64/conf/bad4.conf
@@ -0,0 +1,3 @@
+options {
+	dns64 ::/129 { };
+};
diff --git a/bin/tests/system/dns64/conf/bad5.conf b/bin/tests/system/dns64/conf/bad5.conf
new file mode 100644
index 0000000000..9ec2021e5c
--- /dev/null
+++ b/bin/tests/system/dns64/conf/bad5.conf
@@ -0,0 +1,3 @@
+options {
+	dns64 ::/129 { };
+};
diff --git a/bin/tests/system/dns64/conf/bad6.conf b/bin/tests/system/dns64/conf/bad6.conf
new file mode 100644
index 0000000000..49ba9a4633
--- /dev/null
+++ b/bin/tests/system/dns64/conf/bad6.conf
@@ -0,0 +1,3 @@
+options {
+	dns64 :: { };
+};
diff --git a/bin/tests/system/dns64/conf/good1.conf b/bin/tests/system/dns64/conf/good1.conf
new file mode 100644
index 0000000000..90f5b0eb82
--- /dev/null
+++ b/bin/tests/system/dns64/conf/good1.conf
@@ -0,0 +1,9 @@
+acl rfc1918 { 10/8; 192.168/16; 172.16/12; };
+options {
+	/* Well Known Prefix */
+	dns64 64:FF9B::/96 {
+		clients { any; };
+		mapped { !rfc1918; any; };
+		exclude { ::ffff:0:0/96; };
+	};
+};
diff --git a/bin/tests/system/dns64/conf/good2.conf b/bin/tests/system/dns64/conf/good2.conf
new file mode 100644
index 0000000000..bb590736f5
--- /dev/null
+++ b/bin/tests/system/dns64/conf/good2.conf
@@ -0,0 +1,8 @@
+acl rfc1918 { 10/8; 192.168/16; 172.16/12; };
+options {
+	/* Well Known Prefix */
+	dns64 64:FF9B::/96 {
+		mapped { !rfc1918; any; };
+		exclude { ::ffff:0:0/96; };
+	};
+};
diff --git a/bin/tests/system/dns64/conf/good3.conf b/bin/tests/system/dns64/conf/good3.conf
new file mode 100644
index 0000000000..d3b531e0f0
--- /dev/null
+++ b/bin/tests/system/dns64/conf/good3.conf
@@ -0,0 +1,8 @@
+acl rfc1918 { 10/8; 192.168/16; 172.16/12; };
+options {
+	/* Well Known Prefix */
+	dns64 64:FF9B::/96 {
+		clients { any; };
+		exclude { ::ffff:0:0/96; };
+	};
+};
diff --git a/bin/tests/system/dns64/conf/good4.conf b/bin/tests/system/dns64/conf/good4.conf
new file mode 100644
index 0000000000..990430e0cb
--- /dev/null
+++ b/bin/tests/system/dns64/conf/good4.conf
@@ -0,0 +1,8 @@
+acl rfc1918 { 10/8; 192.168/16; 172.16/12; };
+options {
+	/* Well Known Prefix */
+	dns64 64:FF9B::/96 {
+		clients { any; };
+		mapped { !rfc1918; any; };
+	};
+};
diff --git a/bin/tests/system/dns64/conf/good5.conf b/bin/tests/system/dns64/conf/good5.conf
new file mode 100644
index 0000000000..66bcc3821e
--- /dev/null
+++ b/bin/tests/system/dns64/conf/good5.conf
@@ -0,0 +1,5 @@
+acl rfc1918 { 10/8; 192.168/16; 172.16/12; };
+options {
+	/* Well Known Prefix */
+	dns64 64:FF9B::/96 { };
+};