Hetzner DNS - IP Updater (DDNS) 🕸️

Simple script to update DNS entries on Hetzner DNS service. At the moment it only works for A records.

Used APIs

The following public APIs are used to request the current public IP.

• https://api.myip.com
• https://api.ipify.org?format=json
• https://api.my-ip.io/ip.json

Required Environment Variables

Name	Description
HDNS_TOKEN	Hetzner DNS API Key (https://docs.hetzner.com/dns-console/dns/general/api-access-token/)
SLEEP_TIMER	How long to sleep between runs in seconds

Example Configuration (config.json)

The script uses a config.json file in the following format. The file should be mounted to /app/config.json.

{
  "zones": {
    "example.com": {
      "records": [
        "@",
        "www",
        "test"
      ]
    }
  }
}