Health Check Websites with Google Sheets & Telegram Alerts

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Built by Hugues Stock Hugues Stock
Created on June 09, 2026

Description

What does this template do ?

This workflow performs scheduled health checks on a list of URLs stored in a Google Sheet. Every X minutes, it retrieves the URLs, sends HTTP requests to check their availability, and notifies a Telegram chat if any request fails.

You can easily replace Telegram with any other notification service supported by n8n, such as Slack, Discord, Email, or Microsoft Teams.

Use Case
Ideal for monitoring internal or external services, ensuring uptime and responsiveness. Integrate with your preferred messaging platform for real-time failure notifications—without setting up complex infrastructure.

What the Workflow Does
⏰ Triggers at regular intervals using Schedule Trigger
📄 Reads URLs from a Google Sheet
🌐 Sends HTTP requests to check URL health
🚨 Sends failure alerts (including error code and URL) to Telegram (or any service of your choice)

Apps & Services Used
Google Sheets
Telegram (or alternative notification service)
HTTP Request

Pre-requisites
Telegram bot and chat ID (if using Telegram)
Connected Google Sheet with a URLS column (template)

Customization Tips
Adjust the schedule interval in the trigger node
Replace Telegram with Slack, Email, Discord, or any other notification node
Customize alert messages with more context or formatting
Add filters, retries, or logging as needed

Nodes Used (3)

Google Sheets
n8n-nodes-base.googleSheets
HTTP Request
n8n-nodes-base.httpRequest
Telegram
n8n-nodes-base.telegram