diff --git a/modules/adagioRtdProvider.js b/modules/adagioRtdProvider.js
index 7c5ff1352df..d76a27b17d7 100644
--- a/modules/adagioRtdProvider.js
+++ b/modules/adagioRtdProvider.js
@@ -16,6 +16,7 @@ import {
   deepSetValue,
   generateUUID,
   getDomLoadingDuration,
+  getSafeframeGeometry,
   getUniqueIdentifierStr,
   getWindowSelf,
   getWindowTop,
@@ -278,6 +279,7 @@ function onGetBidRequestData(bidReqConfig, callback, config) {
   const features = _internal.getFeatures().get();
   const ext = {
     uid: generateUUID(),
+    pageviewId: _ADAGIO.pageviewId,
     features: { ...features },
     session: { ..._SESSION.get() }
   };
@@ -431,16 +433,14 @@ function getSlotPosition(adUnit) {
   const position = { x: 0, y: 0 };
 
   if (isSafeFrameWindow()) {
-    const ws = getWindowSelf();
+    const { self } = getSafeframeGeometry() || {};
 
-    const sfGeom = (typeof ws.$sf.ext.geom === 'function') ? ws.$sf.ext.geom() : null;
-
-    if (!sfGeom || !sfGeom.self) {
+    if (!self) {
       return '';
     }
 
-    position.x = Math.round(sfGeom.self.t);
-    position.y = Math.round(sfGeom.self.l);
+    position.x = Math.round(self.t);
+    position.y = Math.round(self.l);
   } else {
     try {
       // window.top based computing
@@ -516,16 +516,14 @@ function getViewPortDimensions() {
   const viewportDims = { w: 0, h: 0 };
 
   if (isSafeFrameWindow()) {
-    const ws = getWindowSelf();
-
-    const sfGeom = (typeof ws.$sf.ext.geom === 'function') ? ws.$sf.ext.geom() : null;
+    const { win } = getSafeframeGeometry() || {};
 
-    if (!sfGeom || !sfGeom.win) {
+    if (!win) {
       return '';
     }
 
-    viewportDims.w = Math.round(sfGeom.win.w);
-    viewportDims.h = Math.round(sfGeom.win.h);
+    viewportDims.w = Math.round(win.w);
+    viewportDims.h = Math.round(win.h);
   } else {
     // window.top based computing
     const wt = getWindowTop();
diff --git a/src/utils.js b/src/utils.js
index 13613dc7a7f..35596cb6442 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -661,6 +661,21 @@ export function isSafeFrameWindow() {
   return !!(ws.$sf && ws.$sf.ext);
 }
 
+/**
+ * Returns the result of calling the function $sf.ext.geom() if it exists
+ * @see https://iabtechlab.com/wp-content/uploads/2016/03/SafeFrames_v1.1_final.pdf — 5.4 Function $sf.ext.geom
+ * @returns {Object | undefined} geometric information about the container
+ */
+export function getSafeframeGeometry() {
+  try {
+    const ws = getWindowSelf();
+    return (typeof ws.$sf.ext.geom === 'function') ? ws.$sf.ext.geom() : undefined;
+  } catch (e) {
+    logError('Error getting SafeFrame geometry', e);
+    return undefined;
+  }
+}
+
 export function isSafariBrowser() {
   return /^((?!chrome|android|crios|fxios).)*safari/i.test(navigator.userAgent);
 }