diff --git a/routlin/install.py b/routlin/install.py
index 129449b..7e37bc0 100644
--- a/routlin/install.py
+++ b/routlin/install.py
@@ -418,13 +418,15 @@ def setup_caddy(domain, email):
 
 
 def _lan_ip():
-    """Best-effort local LAN IP for the informational message."""
+    """Read the LAN IP from routlin's networkd config files."""
+    import glob
     try:
-        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-        s.connect(("8.8.8.8", 80))
-        return s.getsockname()[0]
+        for path in sorted(glob.glob("/etc/systemd/network/10-routlin-*.network")):
+            for m in re.finditer(r'^Address=(\d+\.\d+\.\d+\.\d+)/', Path(path).read_text(), re.MULTILINE):
+                return m.group(1)
     except Exception:
-        return "127.0.0.1"
+        pass
+    return "this server"
 
 
 # ===================================================================