---
id: 2897
title: "Using Netlify Functions to Create an 'IS IT DOWN?' Validator"
source_domain: hackerone.com
source_url: "https://www.hackerone.com/blog/using-netlify-functions-create-it-down-validator"
published_at: "2021-01-05T00:00:00Z"
tags: ["cloud", "tutorial", "web-development", "serverless", "netlify", "lambda"]
phying_url: "https://phying.com/item/2897"
lang: en
---

# Using Netlify Functions to Create an 'IS IT DOWN?' Validator

## Summary

A hands-on guide to building an 'is it down?' website checker with Netlify Functions, serverless Lambda-style endpoints that run without an AWS account, from CLI setup to deployment.

## Intelligence Metadata

- **Sources:** hackerone.com
- **Published:** 2021-01-05T00:00:00Z
- **Original:** https://www.hackerone.com/blog/using-netlify-functions-create-it-down-validator
- **Phying News:** https://phying.com/item/2897