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Monitor Cloudflare with PULSX

Monitor sites behind Cloudflare, Workers, and Pages deployments. This guide shows you how to set up comprehensive uptime monitoring for your Cloudflare integration using PULSX. Whether you're monitoring webhooks, API endpoints, or frontend availability, we'll cover the key endpoints to track and best practices for alerting.

Updated 12 May 2026

About Cloudflare

Monitor sites behind Cloudflare, Workers, and Pages deployments.

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Common Endpoints to Monitor

//api/health/_worker.js

Why Monitor Cloudflare?

Monitor sites behind Cloudflare, Workers, and Pages deployments. When your Cloudflare integration goes down, it can affect your entire application. Proactive monitoring helps you catch issues before they impact your users.

Key Endpoints to Monitor

Based on typical Cloudflare integrations, here are the most important endpoints to monitor:

  • /
  • /api/health
  • /_worker.js

Your specific endpoints may vary depending on how you've integrated Cloudflare with your application.

Monitoring Best Practices

Follow these tips to get the most out of your Cloudflare monitoring:

  • Monitor your main domain through Cloudflare
  • Track Cloudflare Workers endpoints
  • Check Cloudflare Pages deployments
  • Monitor API endpoints through Cloudflare Gateway
  • Set up alerts for sites with Cloudflare Access

Setting Up Monitoring in PULSX

Getting started with Cloudflare monitoring in PULSX is straightforward:

  1. Add a new HTTP monitor - Enter your Cloudflare endpoint URL
  2. Configure check interval - We recommend 60-second checks for critical endpoints
  3. Set expected response codes - Usually 200-299 for healthy endpoints
  4. Configure alerts - Set up email, Slack, or webhook notifications
  5. Add to status page - Optionally include in your public status page

Alert Configuration

For Cloudflare integrations, we recommend:

  • 60-second check intervals - Catch issues quickly
  • Alert after 2 consecutive failures - Reduce false positives
  • Multi-region monitoring - Distinguish between your issues and Cloudflare's issues
  • SSL certificate monitoring - Get alerts before certificates expire

Troubleshooting Common Issues

If you're seeing alerts for your Cloudflare integration:

  • Check Cloudflare's status page - The issue may be on their end
  • Verify your credentials - API keys or OAuth tokens may have expired
  • Check rate limits - You may be hitting Cloudflare's rate limits
  • Review webhook configuration - Ensure endpoints are correctly configured in Cloudflare

Cloudflare Monitoring FAQ

Add a new HTTP monitor in PULSX with your Cloudflare endpoint URL. Configure the expected status codes (usually 200-299), set up alerts, and PULSX will check availability every 60 seconds. Common endpoints to monitor include: /, /api/health.

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