diff --git a/src/assets/javascripts/services.js b/src/assets/javascripts/services.js
index 1c0e8ce..aa38145 100644
--- a/src/assets/javascripts/services.js
+++ b/src/assets/javascripts/services.js
@@ -52,12 +52,12 @@ function regexArray(service, url, config, options, frontend) {
 /**
  * @param {URL} url
  * @param {string} type
- * @param {URL} initiator
+ * @param {URL} originUrl
  * @param {boolean} forceRedirection
  */
-async function redirectAsync(url, type, initiator, forceRedirection) {
+async function redirectAsync(url, type, originUrl, documentUrl, forceRedirection) {
   await init()
-  return redirect(url, type, initiator, forceRedirection)
+  return redirect(url, type, originUrl, documentUrl, forceRedirection)
 }
 
 /**
@@ -171,7 +171,7 @@ function rewrite(url, frontend, randomInstance) {
         return new URLSearchParams(prefs).toString()
       }
 
-      if (initiator && initiator.host === "earth.google.com") return randomInstance
+      if (originUrl && originUrl.host === "earth.google.com") return randomInstance
 
       let mapCentre = "#"
       let prefs = { layers: "mapnik" }
@@ -595,11 +595,11 @@ function rewrite(url, frontend, randomInstance) {
 /**
  * @param {URL} url
  * @param {string} type
- * @param {URL} initiator
+ * @param {URL} originUrl
  * @param {boolean} forceRedirection
  * @returns {string | undefined}
  */
-function redirect(url, type, initiator, forceRedirection, incognito) {
+function redirect(url, type, originUrl, documentUrl, forceRedirection, incognito) {
   if (type != "main_frame" && type != "sub_frame" && type != "image") return
   let randomInstance
   let frontend
@@ -623,6 +623,12 @@ function redirect(url, type, initiator, forceRedirection, incognito) {
       continue
     }
 
+    if (type != "main_frame" && documentUrl && options[service].redirectType == "sub_frame") {
+      if (regexArray(service, documentUrl, config, options, frontend)) {
+        return
+      }
+    }
+
     if (
       config.services[service].embeddable &&
       type != options[service].redirectType &&
@@ -636,7 +642,7 @@ function redirect(url, type, initiator, forceRedirection, incognito) {
     if (instanceList === undefined) break
     if (instanceList.length === 0) return null
 
-    if (initiator && instanceList.includes(initiator.origin)) {
+    if (originUrl && instanceList.includes(originUrl.origin)) {
       if (type != "main_frame") return null
       else return "BYPASSTAB"
     }
diff --git a/src/pages/background/background.js b/src/pages/background/background.js
index 576365b..16ca38d 100644
--- a/src/pages/background/background.js
+++ b/src/pages/background/background.js
@@ -28,15 +28,17 @@ browser.webRequest.onBeforeRequest.addListener(
     const old_href = url.href
     if (new RegExp(/^chrome-extension:\/{2}.*\/instances\/.*.json$/).test(url.href) && details.type == "xmlhttprequest")
       return
-    let initiator
+    let originUrl
     try {
-      if (details.originUrl) initiator = new URL(details.originUrl)
-      else if (details.initiator && details.initiator !== "null") initiator = new URL(details.initiator)
+      if (details.originUrl) originUrl = new URL(details.originUrl)
     } catch {
       return null
     }
+    let documentUrl
+    try { if (details.documentUrl) documentUrl = new URL(details.documentUrl) }
+    catch (error) { return null }
     if (tabIdRedirects[details.tabId] == false) return null
-    let newUrl = servicesHelper.redirect(url, details.type, initiator, tabIdRedirects[details.tabId], details.incognito)
+    let newUrl = servicesHelper.redirect(url, details.type, originUrl, documentUrl, tabIdRedirects[details.tabId], details.incognito)
 
     if (
       details.frameAncestors &&
@@ -103,7 +105,7 @@ browser.runtime.getPlatformInfo(r => {
             browser.tabs.query({ active: true, currentWindow: true }, async tabs => {
               if (tabs[0].url) {
                 const url = new URL(tabs[0].url)
-                const newUrl = servicesHelper.redirect(url, "main_frame", null, true)
+                const newUrl = servicesHelper.redirect(url, "main_frame", null, null, true)
                 if (newUrl) {
                   browser.tabs.update(tabs[0].id, { url: newUrl }, () => {
                     tabIdRedirects[tabs[0].id] = true
@@ -209,7 +211,7 @@ browser.runtime.getPlatformInfo(r => {
           browser.tabs.query({ active: true, currentWindow: true }, async tabs => {
             if (tabs[0].url) {
               const url = new URL(tabs[0].url)
-              const newUrl = servicesHelper.redirect(url, "main_frame", null, true)
+              const newUrl = servicesHelper.redirect(url, "main_frame", null, null, true)
               if (newUrl) {
                 browser.tabs.update(tabs[0].id, { url: newUrl }, () => {
                   tabIdRedirects[tabs[0].id] = true
@@ -226,7 +228,7 @@ browser.runtime.getPlatformInfo(r => {
         case "redirectLink":
         case "redirectLinkInNewTab": {
           const url = new URL(info.linkUrl)
-          const newUrl = servicesHelper.redirect(url, "main_frame", null, true)
+          const newUrl = servicesHelper.redirect(url, "main_frame", null, null, true)
           if (newUrl) {
             if (info.menuItemId == "redirectLink") browser.tabs.update({ url: newUrl })
             else browser.tabs.create({ url: newUrl })
@@ -274,7 +276,7 @@ browser.runtime.getPlatformInfo(r => {
         case "redirectBookmarkInNewTab":
           browser.bookmarks.get(info.bookmarkId, bookmarks => {
             const url = new URL(bookmarks[0].url)
-            const newUrl = servicesHelper.redirect(url, "main_frame", null, true)
+            const newUrl = servicesHelper.redirect(url, "main_frame", null, null, true)
             if (newUrl) {
               if (info.menuItemId == "redirectBookmark") browser.tabs.update({ url: newUrl })
               else browser.tabs.create({ url: newUrl })
@@ -328,7 +330,7 @@ browser.runtime.onMessage.addListener((request, sender, sendResponse) => {
     browser.tabs.query({ active: true, currentWindow: true }, async tabs => {
       if (tabs[0].url) {
         const url = new URL(tabs[0].url)
-        const newUrl = servicesHelper.redirect(url, "main_frame", null, true)
+        const newUrl = servicesHelper.redirect(url, "main_frame", null, null, true)
         if (newUrl) browser.tabs.update(tabs[0].id, { url: newUrl }, () => (tabIdRedirects[tabs[0].id] = true))
       }
     })