diff --git a/install/debian/nginx.conf b/install/debian/nginx.conf
index cd2c70df..7937301c 100644
--- a/install/debian/nginx.conf
+++ b/install/debian/nginx.conf
@@ -82,11 +82,12 @@ http {
     set_real_ip_from   198.41.128.0/17;
     set_real_ip_from   162.158.0.0/15;
     set_real_ip_from   104.16.0.0/12;
-    set_real_ip_from   2400:cb00::/32;
-    set_real_ip_from   2606:4700::/32;
-    set_real_ip_from   2803:f800::/32;
-    set_real_ip_from   2405:b500::/32;
-    set_real_ip_from   2405:8100::/32;
+    set_real_ip_from   172.64.0.0/13;
+    #set_real_ip_from   2400:cb00::/32;
+    #set_real_ip_from   2606:4700::/32;
+    #set_real_ip_from   2803:f800::/32;
+    #set_real_ip_from   2405:b500::/32;
+    #set_real_ip_from   2405:8100::/32;
     real_ip_header     CF-Connecting-IP;
 
 
diff --git a/install/rhel/nginx.conf b/install/rhel/nginx.conf
index 10a556ea..f7a77b52 100644
--- a/install/rhel/nginx.conf
+++ b/install/rhel/nginx.conf
@@ -82,11 +82,12 @@ http {
     set_real_ip_from   198.41.128.0/17;
     set_real_ip_from   162.158.0.0/15;
     set_real_ip_from   104.16.0.0/12;
-    set_real_ip_from   2400:cb00::/32;
-    set_real_ip_from   2606:4700::/32;
-    set_real_ip_from   2803:f800::/32;
-    set_real_ip_from   2405:b500::/32;
-    set_real_ip_from   2405:8100::/32;
+    set_real_ip_from   172.64.0.0/13;
+    #set_real_ip_from   2400:cb00::/32;
+    #set_real_ip_from   2606:4700::/32;
+    #set_real_ip_from   2803:f800::/32;
+    #set_real_ip_from   2405:b500::/32;
+    #set_real_ip_from   2405:8100::/32;
     real_ip_header     CF-Connecting-IP;
 
 
diff --git a/install/ubuntu/nginx.conf b/install/ubuntu/nginx.conf
index 5d5bd901..1e0d321b 100644
--- a/install/ubuntu/nginx.conf
+++ b/install/ubuntu/nginx.conf
@@ -82,11 +82,12 @@ http {
     set_real_ip_from   198.41.128.0/17;
     set_real_ip_from   162.158.0.0/15;
     set_real_ip_from   104.16.0.0/12;
-    set_real_ip_from   2400:cb00::/32;
-    set_real_ip_from   2606:4700::/32;
-    set_real_ip_from   2803:f800::/32;
-    set_real_ip_from   2405:b500::/32;
-    set_real_ip_from   2405:8100::/32;
+    set_real_ip_from   172.64.0.0/13;
+    #set_real_ip_from   2400:cb00::/32;
+    #set_real_ip_from   2606:4700::/32;
+    #set_real_ip_from   2803:f800::/32;
+    #set_real_ip_from   2405:b500::/32;
+    #set_real_ip_from   2405:8100::/32;
     real_ip_header     CF-Connecting-IP;