I recently implemented a solution to automate my Bind9 zone file updates in my private infrastructure using GitHub Actions with free runners, all secured through a Tailscale overlay network. This setup has significantly improved my workflow and provided me with both flexibility and security. In this post, I’ll share my approach and compare it with cloud DNS solutions like AWS Route53 and Google Cloud DNS.
The Setup: GitHub Actions + Tailscale + Bind9
What I’ve built
My solution uses GitHub Actions to automatically deploy DNS zone changes to my private Bind9 server whenever I push updates to my repository. Here’s how it works:
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