Prevent multiple DNS lookups

src/drivers/npm/driver.js

@@ -639,7 +639,7 @@ class Site {
       }
 
       // DNS
-      if (!this.dns.length) {
+      if (!Object.keys(this.dns).length) {
         const records = {}
         const resolve = (func, hostname) => {
           return this.promiseTimeout(
@@ -722,9 +722,8 @@ class Site {
             ) &&
             link.protocol &&
             link.protocol.match(/https?:/) &&
-            link.rel !== 'nofollow' &&
             link.hostname === url.hostname &&
-            extensions.test(link.pathname)
+            extensions.test(link.pathname.slice(-5))
           ) {
             results.push(new URL(link.href.split('#')[0]))
           }

src/drivers/webextension/js/driver.js

@@ -79,10 +79,10 @@ const Driver = {
         'https://www.wappalyzer.com/installed/?utm_source=installed&utm_medium=extension&utm_campaign=wappalyzer'
       )
     } else if (version !== previous && upgradeMessage) {
-      // open(
-      //  `https://www.wappalyzer.com/upgraded/?utm_source=upgraded&utm_medium=extension&utm_campaign=wappalyzer`,
-      //  false
-      // )
+      open(
+        `https://www.wappalyzer.com/upgraded/?utm_source=upgraded&utm_medium=extension&utm_campaign=wappalyzer`,
+        false
+      )
     }
 
     await setOption('version', version)