v2.6.7: more reasonable defaults

index.js

@@ -391,7 +391,8 @@ Greenlock.create = function (gl) {
             throw new Error("le-sni-auto is not properly configured. Missing agreeTos");
           }
           if (!/[a-z]/i.test(lexOpts.domain)) {
-            throw new Error("le-sni-auto does not allow IP addresses by default");
+            cb(new Error("le-sni-auto does not allow IP addresses in SNI"));
+            return;
           }
 
           if (!Array.isArray(gl.approvedDomains)) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "greenlock",
-  "version": "2.6.6",
+  "version": "2.6.7",
   "description": "Let's Encrypt for node.js on npm",
   "main": "index.js",
   "files": [