diff --git a/src/monitors/monitorROAS.js b/src/monitors/monitorROAS.js
index ad2bd71..b05f672 100644
--- a/src/monitors/monitorROAS.js
+++ b/src/monitors/monitorROAS.js
@@ -175,7 +175,7 @@ export default class MonitorROAS extends Monitor {
                     const items = Object.values(uniqItems);
 
                     return {
-                        type: items.every(i => i.type === "roa") ? "roa" : "chain",
+                        type: !!items.length && items.every(i => i.type === "roa") ? "roa" : "chain",
                         expiring: items.map(i => i.file)
                     };
                 })
diff --git a/src/utils/rpkiUtils.js b/src/utils/rpkiUtils.js
index ebc73cb..75eef15 100644
--- a/src/utils/rpkiUtils.js
+++ b/src/utils/rpkiUtils.js
@@ -251,7 +251,7 @@ export default class RpkiUtils {
                                 if (results.length === 1) { // Only one result = only one origin, just return
                                     return { ...results[0], prefix, origin };
                                 } else { // Multiple origin
-                                    if (results.every(result => result && result.valid)) { // All valid
+                                    if (!!results.length && results.every(result => result && result.valid)) { // All valid
                                         return {
                                             valid: true,
                                             covering: [].concat.apply([], results.map(i => i.covering)),