diff --git a/machines/agentjones.nix b/machines/agentjones.nix
index 33cdae5..843789a 100644
--- a/machines/agentjones.nix
+++ b/machines/agentjones.nix
@@ -38,6 +38,9 @@ in {
       "${name}       A       ${ip_pub}"
     ];
     cname = [];
+    reverse = [
+      "${builtins.substring 9 3 ip_pub}    IN     PTR    ${name}"
+    ];
   };
 
 
diff --git a/machines/galatea.nix b/machines/galatea.nix
index 68fa269..dc34e3e 100644
--- a/machines/galatea.nix
+++ b/machines/galatea.nix
@@ -58,5 +58,8 @@ in {
       #"stream           CNAME   ${name}"
       "ulfm             CNAME   ${name}"
     ];
+    reverse = [
+      "${builtins.substring 9 3 ip_pub}    IN     PTR    ${name}"
+    ];
   };
 }
diff --git a/machines/kitt.nix b/machines/kitt.nix
index 0ae1018..1bd0e3b 100644
--- a/machines/kitt.nix
+++ b/machines/kitt.nix
@@ -36,9 +36,14 @@ in {
   };
 
   # add this server to dns
-  skynet_dns.records.external = [
-    "${name}       A       ${ip_pub}"
-  ];
+  skynet_dns.records = {
+    external = [
+        "${name}       A       ${ip_pub}"
+    ];
+    reverse = [
+      "${builtins.substring 9 3 ip_pub}    IN     PTR    ${name}"
+    ];
+  };
 
   # we use this to pass in teh relevent infomation to the
   services.skynet_ldap = {
diff --git a/machines/optimus.nix b/machines/optimus.nix
index e5f19aa..21c875c 100644
--- a/machines/optimus.nix
+++ b/machines/optimus.nix
@@ -54,6 +54,9 @@ in {
       # the games are each going to have a subdomain on this
       "games           CNAME   ${name}"
     ];
+    reverse = [
+      "${builtins.substring 9 3 ip_pub}    IN     PTR    ${name}"
+    ];
   };
 
 # we use this to pass in teh relevent infomation to the
diff --git a/machines/vendetta.nix b/machines/vendetta.nix
index cb47619..f4d854d 100644
--- a/machines/vendetta.nix
+++ b/machines/vendetta.nix
@@ -74,6 +74,9 @@ in {
        cname = [
          #"misc             CNAME   vendetta"
        ];
+       reverse = [
+         "${builtins.substring 9 3 ip_pub}    IN     PTR    ${name}"
+       ];
      };
 
     records = {
diff --git a/machines/vigil.nix b/machines/vigil.nix
index 667527b..f23d92c 100644
--- a/machines/vigil.nix
+++ b/machines/vigil.nix
@@ -53,6 +53,9 @@ in {
       cname = [
         #"misc             CNAME   vendetta"
       ];
+      reverse = [
+        "${builtins.substring 9 3 ip_pub}    IN     PTR    ${name}"
+      ];
     };
 
     records = {