Domain Availability Checker

This is a simple Cloudflare Worker that checks the availability of a list of domains, using Google RDAP.

Setup

1. Create a new Cloudflare account and set up a new worker.
2. Set up a Discord webhook and add the webhook URL to the worker.
3. Add the domains you want to check to the DOMAIN_LIST variable in the worker.
4. Deploy the worker.

Environment Variables

• DISCORD_WEBHOOK_URL: The URL of the Discord webhook.
• DOMAINS: A comma-separated list of domains to check.

Set the variable in the worker's environment variables. Use the wrangler secret put command to set the secret.

wrangler secret put DISCORD_WEBHOOK_URL
wrangler secret put DOMAINS

Local Environment Variables

Create a .dev.vars file in the root of the project and add the following variables:

DISCORD_WEBHOOK_URL=your_webhook_here
DOMAINS="your_domains_here,your_domains_here,your_domains_here"

DNS Response Codes

• 0 = NOERROR: Domain exists
• 1 = FORMERR: Format error
• 2 = SERVFAIL: Server failed
• 3 = NXDOMAIN: Domain does not exist (available)
• 4 = NOTIMP: Not implemented
• 5 = REFUSED: Query refused