diff --git a/package-lock.json b/package-lock.json
index 9634aaf1..3aafb53c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,6 +14,7 @@
         "@adobe/helix-shared-wrap": "2.0.0",
         "@adobe/helix-status": "10.0.10",
         "@adobe/helix-universal-logger": "3.0.11",
+        "@adobe/spacecat-shared-utils": "^1.1.0",
         "comma-number": "2.1.0",
         "human-format": "1.2.0"
       },
@@ -266,6 +267,11 @@
         "cookie": "0.5.0"
       }
     },
+    "node_modules/@adobe/spacecat-shared-utils": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@adobe/spacecat-shared-utils/-/spacecat-shared-utils-1.1.0.tgz",
+      "integrity": "sha512-yq6o47d6IuMApgvlGWdIfUOkqYNwcEm4IzO5WHnrTpWXPK4vvssfAfFtoeki7NQ+A4nFoc7/esqOfX42Q452nA=="
+    },
     "node_modules/@arr/every": {
       "version": "1.0.1",
       "resolved": "https://artifactory.corp.adobe.com/artifactory/api/npm/npm-adobe-release/@arr/every/-/every-1.0.1.tgz",
diff --git a/package.json b/package.json
index 3d447d46..b5360bde 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "type": "module",
   "scripts": {
     "start": "nodemon",
-    "test": "c8 mocha -i -g 'Post-Deploy' --spec=test/**/*.test.js",
+    "test": "c8 mocha --spec=test/**/*.test.js",
     "test-postdeploy": "mocha -g 'Post-Deploy' --spec=test/**/*.test.js",
     "lint": "eslint .",
     "semantic-release": "semantic-release",
@@ -58,6 +58,7 @@
     "@adobe/helix-shared-wrap": "2.0.0",
     "@adobe/helix-status": "10.0.10",
     "@adobe/helix-universal-logger": "3.0.11",
+    "@adobe/spacecat-shared-utils": "^1.1.0",
     "comma-number": "2.1.0",
     "human-format": "1.2.0"
   },
@@ -94,4 +95,4 @@
     "*.js": "eslint",
     "*.cjs": "eslint"
   }
-}
\ No newline at end of file
+}
diff --git a/src/cwv/handler.js b/src/cwv/handler.js
index 136b74ba..8e71dc51 100644
--- a/src/cwv/handler.js
+++ b/src/cwv/handler.js
@@ -15,6 +15,7 @@ import commaNumber from 'comma-number';
 import { postSlackMessage, markdown, section } from '../support/slack.js';
 import { generateDomainKey } from '../support/rumapi.js';
 
+const RUM_API_URL = 'https://main--franklin-dashboard--adobe.hlx.live/views/rum-dashboard';
 const COLOR_EMOJIS = {
   gray: ':gray-circle:',
   green: ':green:',
@@ -68,7 +69,7 @@ export function getColorEmoji(type, value) {
 async function createBacklink(rumApiKey, finalUrl, log) {
   try {
     const domainkey = await generateDomainKey(rumApiKey, finalUrl);
-    return `https://main--franklin-dashboard--adobe.hlx.live/views/rum-dashboard?interval=7&offset=0&limit=100&url=${finalUrl}&domainkey=${domainkey}`;
+    return `${RUM_API_URL}?interval=7&offset=0&limit=100&url=${finalUrl}&domainkey=${domainkey}`;
   } catch (e) {
     log.info('Could not generate domain key. Will not add backlink to result');
     return null;
@@ -82,7 +83,11 @@ async function buildSlackMessage(url, finalUrl, overThreshold, rumApiKey, log) {
     text: markdown(`For *${url}*, ${overThreshold.length} page(s) had CWV over threshold in the *last week* for the real users.\n More information is below (up to three pages):`),
   }));
 
-  for (let i = 0; i < Math.min(3, overThreshold.length); i += 1) {
+  const backlinks = await Promise.all(
+    overThreshold.slice(0, 3).map(async (ot) => createBacklink(rumApiKey, ot.url, log)),
+  );
+
+  overThreshold.slice(0, 3).forEach((ot, i) => {
     const topLine = section({
       text: markdown(`:arrow-green: *<${overThreshold[i].url}|${overThreshold[i].url}>*`),
     });
@@ -95,43 +100,44 @@ async function buildSlackMessage(url, finalUrl, overThreshold, rumApiKey, log) {
         markdown(`${getColorEmoji('inp', overThreshold[i].avginp)} *INP:* ${overThreshold[i].avginp === null ? 0 : overThreshold[i].avginp} ms`),
       ],
     });
-
-    blocks.push(topLine);
-    blocks.push(stats);
-  }
-
-  const backlink = await createBacklink(rumApiKey, finalUrl, log);
-
-  if (backlink) {
-    blocks.push(section({
-      text: markdown(`*To access the full report <${backlink}|click here> :link:* _(expires in 7 days)_`),
-    }));
-  }
+    blocks.push(topLine, stats);
+    if (backlinks[i]) {
+      blocks.push(section({
+        text: markdown(`*To access the full report <${backlinks[i]}|click here> :link:* _(expires in 7 days)_`),
+      }));
+    }
+  });
 
   return blocks;
 }
 
 export default async function cwvHandler(message, context) {
-  const { url, auditResult, auditContext } = message;
-  const { log, env: { RUM_API_UBER_KEY: rumApiKey, SLACK_BOT_TOKEN: token } } = context;
+  const { log } = context;
+  try {
+    const { url, auditResult, auditContext } = message;
+    const { env: { RUM_API_UBER_KEY: rumApiKey, SLACK_BOT_TOKEN: token } } = context;
 
-  verifyParameters(message, context);
+    verifyParameters(message, context);
 
-  const { finalUrl, slackContext: { channel, ts } } = auditContext;
+    const { finalUrl, slackContext: { channel, ts } } = auditContext;
 
-  const overThreshold = auditResult
-    .filter((result) => result.avglcp > 2500 || result.avgcls > 0.1 || result.avginp > 200);
+    const overThreshold = auditResult
+      .filter((result) => result.avglcp > 2500 || result.avgcls > 0.1 || result.avginp > 200);
 
-  if (overThreshold.length === 0) {
-    log.info(`All CWV values are below threshold for ${url}`);
-    return new Response(200);
-  }
+    if (overThreshold.length === 0) {
+      log.info(`All CWV values are below threshold for ${url}`);
+      return new Response(200);
+    }
 
-  const blocks = await buildSlackMessage(url, finalUrl, overThreshold, rumApiKey, log);
+    const blocks = await buildSlackMessage(url, finalUrl, overThreshold, rumApiKey, log);
 
-  await postSlackMessage(token, { blocks, channel, ts });
+    await postSlackMessage(token, { blocks, channel, ts });
 
-  log.info(`Slack notification sent for ${url}`);
+    log.info(`Slack notification sent for ${url}`);
 
-  return new Response(200);
+    return new Response(200);
+  } catch (error) {
+    log.error(`Error in cwvHandler: ${error.message}`);
+    return new Response(500);
+  }
 }
diff --git a/src/support/rumapi.js b/src/support/rumapi.js
index 06e13d87..f5991729 100644
--- a/src/support/rumapi.js
+++ b/src/support/rumapi.js
@@ -11,6 +11,7 @@
  */
 
 import { createUrl } from '@adobe/fetch';
+import { hasText } from '@adobe/spacecat-shared-utils';
 import { fetch } from './utils.js';
 
 const API = 'https://helix-pages.anywhere.run/helix-services/run-query@v3/rotate-domainkeys';
@@ -22,6 +23,9 @@ function getExpirationDate() {
 }
 
 export async function generateDomainKey(rumApiKey, finalUrl) {
+  if (!hasText(rumApiKey) || !hasText(finalUrl)) {
+    throw new Error('Invalid input: rumApiKey and finalUrl are required');
+  }
   const params = {
     domainkey: rumApiKey,
     url: finalUrl,
@@ -32,7 +36,10 @@ export async function generateDomainKey(rumApiKey, finalUrl) {
   let respJson;
 
   try {
-    const resp = await fetch(createUrl(API, params));
+    const resp = await fetch(createUrl(API, params), { method: 'POST' });
+    if (!resp.ok) {
+      throw new Error(`Request failed with status ${resp.status}: ${resp.statusText}`);
+    }
     respJson = await resp.json();
   } catch (e) {
     throw new Error(`Error during rum/rotate-domainkeys api call: ${e.message}`);
diff --git a/test/cwv/handler.test.js b/test/cwv/handler.test.js
index 4c4bd300..3d776b22 100644
--- a/test/cwv/handler.test.js
+++ b/test/cwv/handler.test.js
@@ -163,7 +163,7 @@ describe('cwv handler', () => {
     const { channel, ts } = message.auditContext.slackContext;
 
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(true)
       .reply(200, successKeyResponse);
     nock('https://slack.com', {
@@ -190,7 +190,7 @@ describe('cwv handler', () => {
     const { channel, ts } = message.auditContext.slackContext;
 
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(true)
       .reply(200, wrongKeyResponse);
     nock('https://slack.com', {
diff --git a/test/support/rumapi.test.js b/test/support/rumapi.test.js
index 6a8d49c2..65d71310 100644
--- a/test/support/rumapi.test.js
+++ b/test/support/rumapi.test.js
@@ -58,7 +58,7 @@ describe('rum api', () => {
 
   it('rejects when rum api returns 500', async () => {
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(params)
       .reply(500);
 
@@ -68,7 +68,7 @@ describe('rum api', () => {
 
   it('rejects when rum api returns invalid json', async () => {
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(params)
       .reply(200, 'invalid-json');
 
@@ -78,7 +78,7 @@ describe('rum api', () => {
 
   it('rejects when rum api returns unexpected format', async () => {
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(params)
       .reply(200, '{ "key": "value" }');
 
@@ -88,7 +88,7 @@ describe('rum api', () => {
 
   it('rejects when rum api returns unsuccessful repsonse', async () => {
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(params)
       .reply(200, wrongKeyResponse);
 
@@ -98,7 +98,7 @@ describe('rum api', () => {
 
   it('rejects when rum api returns null key', async () => {
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(params)
       .reply(200, nullKeyResponse);
 
@@ -108,7 +108,7 @@ describe('rum api', () => {
 
   it('returns scoped domain key when successful', async () => {
     nock('https://helix-pages.anywhere.run')
-      .get('/helix-services/run-query@v3/rotate-domainkeys')
+      .post('/helix-services/run-query@v3/rotate-domainkeys')
       .query(params)
       .reply(200, successKeyResponse);