diff --git a/cloudflare_inc/cloudflare_owned_NS.txt b/cloudflare_inc/cloudflare_owned_NS.txt
index dc05789ef3..92d2742ac9 100644
--- a/cloudflare_inc/cloudflare_owned_NS.txt
+++ b/cloudflare_inc/cloudflare_owned_NS.txt
@@ -806,6 +806,7 @@ ns188.dns.cf-ns.net
 ns2.cloudflare.com
 ns2.love.ns.cloudflare.com
 ns212.dns.cf-ns.com
+ns40.dns.cf-ns.net
 ns45.dns.cf-ns.com
 ns45.dns.cf-ns.net
 ns63.dns.cf-ns.com