Automated Website Monitoring & Performance Checks with Alerting System

Who it's for This n8n workflow is designed for website administrators, digital marketers, SEO specialists, and business owners who want to continuously monitor their website performance metrics. It provides a complete end-to-end system capable of automatically testing website performance using Google PageSpeed Insights API, analyzing the results, and sending notifications when performance falls below specified thresholds.

Features - Automatically monitors website performance on scheduled intervals - Tests websites on different devices (mobile/desktop) as configured - Extracts Core Web Vitals metrics (LCP, FID, CLS) - Generates performance scores and categorizes website status - Provides actionable recommendations for performance improvements - Sends alerts through multiple channels (Email, Telegram, Discord, WhatsApp) - Updates Google Sheets with test results and maintains historical data - Only tests websites that haven't been checked recently (configurable threshold) - Processes multiple websites in batches to avoid API limits

Requirements - Google PageSpeed Insights API key - Google Sheets API access with OAuth2 credentials - Notification service credentials (Gmail, Telegram, Discord, WhatsApp/Rapiwa) - A Google Sheet with website URLs, device types, and alert thresholds configured

Important Notes Workflow runs on a scheduled trigger to automatically test websites Tests are only performed on websites that haven't been checked in the last 2 days Results are saved to a separate "report" sheet in the Google Sheet - The original "data" sheet is updated with the last processed date and website status Alert messages include performance scores, Core Web Vitals metrics, and recommendations Performance categories are determined as: excellent (90+), needs improvement (50-89), or poor (<50) The workflow processes up to 10 websites at a time to avoid overwhelming the system Different alert messages are generated based on performance severity levels

Support & Help - WhatsApp: [Chat on WhatsApp](https://wa.me/8801322827799) - Discord: [SpaGreen Community](https://discord.gg/SsCChWEP) - Facebook Group: [SpaGreen Support](https://www.facebook.com/groups/spagreenbd) - Website: [https://spagreen.net](https://spagreen.net) - Developer Portfolio: [Codecanyon SpaGreen](https://codecanyon.net/user/spagreen/portfolio)