🛡️ AdGuard — Gaius VPS (Instance #2)
Host: Cloud – Gaius VPS · Compose:
Cloud/Gaius/adguard/compose.yaml
Stack name:adguard
1. Overview
The second AdGuard Home DNS instance in the homelab fleet, running on the Gaius cloud VPS. It is accessed exclusively via Tailscale (no public port exposure), with the AdGuard container sharing the Tailscale container's network namespace. Exposed on the Cloudflare tunnel at adguard-2.m1ckyb.com for web UI access.
2. Architecture & Services
| Service | Image | Port | Role |
|---|---|---|---|
adguard |
11notes/adguard:0.107.79 |
— | AdGuard Home DNS server |
tailscale-adguard-02 |
tailscale/tailscale:v1.102.4 |
3000 |
Tailscale node — provides network namespace for AdGuard |
3. Networking
cloudflare-net— Tailscale container connected for Dockflare tunnel (web UI access).container:tailscale-adguard-02— Shares network namespace with target container (Shares network namespace with target container (Shares network namespace with target container (Shares network namespace with target container (Shares network namespace with target container (Shares network namespace with target container (Shares network namespace with target container (—)))))))
4. Persistent Storage
| Container | Host Path / Volume | Description |
|---|---|---||
| adguard | adguard.etc | — |
| adguard | adguard.var | — |
| tailscale-adguard-02 | tailscale | — |
5. Environment Variables
| Variable | Service | Description |
|---|---|---|
TZ |
adguard |
Australia/Sydney |
TS_AUTHKEY |
tailscale-adguard-02 |
— |
TS_EXTRA_ARGS |
tailscale-adguard-02 |
— |
TS_HOSTNAME |
tailscale-adguard-02 |
Adguard-02 |
TS_STATE_DIR |
tailscale-adguard-02 |
— |
6. Access & Usage
| URL | Description |
|---|---|
https://adguard-2.m1ckyb.com |
Web UI (via Cloudflare Tunnel) |
100.x.x.x:3000 |
Web UI (via Tailscale IP) |
100.x.x.x:53 |
DNS resolver (via Tailscale) |
7. Maintenance & Backup
docker compose -f Cloud/Gaius/adguard/compose.yaml pull
docker compose -f Cloud/Gaius/adguard/compose.yaml up -d
Named volumes are managed by Docker. To back up AdGuard config: