From 36063d8156c159b3875663174423a2f14eebb474 Mon Sep 17 00:00:00 2001
From: Simen Kirkvik <simen.kirkvik@oceanbox.io>
Date: Mon, 6 Oct 2025 14:43:05 +0200
Subject: [PATCH] Add oceanbox.io as split domain

This should hopefully force clients to to prefer using Tailscale
MagicDNS when resolving oceanbox.io IPs
---
 values/headscale/values/values.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/values/headscale/values/values.yaml b/values/headscale/values/values.yaml
index 4e40192a..c54feb87 100644
--- a/values/headscale/values/values.yaml
+++ b/values/headscale/values/values.yaml
@@ -22,6 +22,10 @@ env:
 
   # -- List of DNS servers to expose to clients.
   HEADSCALE_DNS_NAMESERVERS_GLOBAL: "1.1.1.1 1.0.0.1"
+  HEADSCALE_DNS_NAMESERVERS_SPLIT: |
+    {
+      "oceanbox.io": ["100.100.100.100", "1.1.1.1"]
+    }
   # -- Whether to use [MagicDNS](https://tailscale.com/kb/1081/magicdns/).
   HEADSCALE_DNS_MAGIC_DNS: "true"