diff --git a/v2rayN/ServiceLib/Global.cs b/v2rayN/ServiceLib/Global.cs
index 192c8172..7bf3da49 100644
--- a/v2rayN/ServiceLib/Global.cs
+++ b/v2rayN/ServiceLib/Global.cs
@@ -685,7 +685,7 @@ public class Global
         { "doh.pub", ["1.12.12.12", "120.53.53.53"] },
         { "dns.quad9.net", ["9.9.9.9", "149.112.112.112", "2620:fe::fe", "2620:fe::9"] },
         { "dns.yandex.net", ["77.88.8.8", "77.88.8.1", "2a02:6b8::feed:0ff", "2a02:6b8:0:1::feed:0ff"] },
-        { "dns.sb", ["185.222.222.222", "2a09::"] },
+        { "dns.sb", ["45.11.45.11", "185.222.222.222", "2a09::", "2a11::"] },
         { "dns.umbrella.com", ["208.67.220.220", "208.67.222.222", "2620:119:35::35", "2620:119:53::53"] },
         { "dns.sse.cisco.com", ["208.67.220.220", "208.67.222.222", "2620:119:35::35", "2620:119:53::53"] },
         { "engage.cloudflareclient.com", ["162.159.192.1", "2606:4700:d0::a29f:c001"] }