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Namecheap-DDNS-Updater

Overview

This container automatically updates your Namecheap Dynamic DNS records for multiple hosts at a specified interval. At startup, the container generates a script located at /app/entrypoint.sh. You can manually edit this script inside the container for advanced customization. Before using this container: - Make sure you have an A record for @.yourdomain.com - Add CNAME records for each subdomain (e.g., admin.yourdomain.com) - Enable Dynamic DNS in your Namecheap dashboard and copy the API key Based on this tutorial: https://www.youtube.com/watch?v=9Wd2a_69QlW Original script by Daniel Boctor: https://github.com/daniel-boctor

Readme

View on GitHub

Namecheap DDNS Updater

Automatically updates your Namecheap Dynamic DNS records for multiple hosts at a specified interval.

📦 Features

Easy to configure
Lightweight container
Supports multiple hosts
Simple logging output
Fully customizable entrypoint.sh script inside the container

🛠️ Usage

You can deploy this container easily via Unraid Community Applications.

Environment Variables:

Variable	Description
`DOMAIN`	Your domain name (e.g., `yourdomain.com`)
`API_KEY`	Your Namecheap Dynamic DNS API key
`HOSTS`	Comma-separated list of hosts to update (e.g., `@,www,admin`)
`INTERVAL`	How often to update the DNS records, in seconds (e.g., `600`)

🖥️ Setup Example

docker run -d \
  --name=namecheap-ddns-updater \
  -e DOMAIN=yourdomain.com \
  -e API_KEY=your_api_key \
  -e HOSTS=@,www,admin \
  -e INTERVAL=600 \
  tranceer/namecheap-ddns-updater:latest

Install Namecheap-DDNS-Updater on Unraid in a few clicks.

Find Namecheap-DDNS-Updater in Community Apps on your Unraid server, review the template, and click Install. Unraid handles the Docker app or plugin setup from the published template.

Open the Apps tab on your Unraid server Search Community Apps for Namecheap-DDNS-Updater Review the template variables and paths Click Install

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Download Statistics

1,134

Total Downloads

Links

Projectgithub.com Supportgithub.com Docker Hubhub.docker.com Templateraw.githubusercontent.com

Details

Repository

tranceer/namecheap-ddns-updater:latest

Registry

https://hub.docker.com/r/tranceer/namecheap-ddns-updater

Last Updated2025-05-06

First Seen2025-05-05

Runtime arguments

Network: bridge
Shell: bash
Privileged: false

Template configuration

DomainVariable

The domain name you want to update

Target: DOMAIN
Default: yourdomain.com
Value: yourdomain.com

API KeyVariable

Your Namecheap Dynamic DNS password (API Key)

Target: API_KEY

HostsVariable

A comma-separated list of hosts to update

Target: HOSTS
Default: @
Value: @

IntervalVariable

How often, in seconds, to update your hosts

Target: INTERVAL
Default: 600
Value: 600

Library

Curated

Categories