Update comment about Null MX sisimai/set-of-emails#4

sisimai · Oct 3, 2020 · 3994985 · 3994985
1 parent a42a4b7
commit 3994985
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/Sisimai/SMTP/Status.pm b/lib/Sisimai/SMTP/Status.pm
@@ -643,7 +643,7 @@ use constant StandardCode => {
     '5.7.24' => 'securityerror',# SPF validation error
     '5.7.25' => 'blocked',      # Reverse DNS validation failed
     '5.7.26' => 'securityerror',# Multiple authentication checks failed
-    '5.7.27' => 'notaccept',    # MX of Destination host is null MX
+    '5.7.27' => 'notaccept',    # MX resource record of a destination host is Null MX: RFC7505
 };
 
 use constant InternalCode => {