iam-medvedev / vercel-ddns

Vercel Dynamic DNS

Vercel Dynamic DNS

Simple script for exposing a local server with Vercel DNS. It runs on CRON, checking the current IP address and updating DNS records for your domain.

Installation

1. Ensure that you have jq installed
2. Download dns-sync.sh
3. Move dns.config.example to dns.config
4. Edit the configuration variables as required
5. Open the cron settings using the command crontab -e
6. Add the following line to the cron job: */15 * * * * /path-to/vercel-ddns/dns-sync.sh

Usage example

# Creating
➜  ./dns-sync.sh
Updating IP: x.x.x.x
Record for SUBDOMAIN does not exist. Creating...
🎉 Done!

# Updating
➜  ./dns-sync.sh
Updating IP: x.x.x.x
Record for SUBDOMAIN already exists (id: rec_xxxxxxxxxxxxxxxxxxxxxxxx). Updating...
🎉 Done!