diff --git a/.env.example b/.env.example
index 95c71f3..9b3ad58 100644
--- a/.env.example
+++ b/.env.example
@@ -22,6 +22,10 @@ MONITORINK_CACHE_TTL=120
 MONITORINK_LAT=48.8566
 MONITORINK_LON=2.3522
 
+# NAS (optionnel) — endpoint /api/status du moniteur maison nas_monitor.
+# Laisser vide pour masquer la section NAS. Depuis le conteneur, viser l'IP LAN du host.
+MONITORINK_NAS_URL=http://192.168.0.43:8766/api/status
+
 # Home Assistant (optionnel) — laisser vide pour désactiver
 MONITORINK_HA_URL=http://homeassistant.local:8123
 MONITORINK_HA_TOKEN=
diff --git a/backend/config.py b/backend/config.py
index 52086d7..19234c1 100644
--- a/backend/config.py
+++ b/backend/config.py
@@ -74,6 +74,9 @@ class Config:
     ha_base_url: str = field(default_factory=lambda: _get("MONITORINK_HA_URL").rstrip("/"))
     ha_token: str = field(default_factory=lambda: _get("MONITORINK_HA_TOKEN"))
 
+    # --- NAS (moniteur maison nas_monitor, endpoint /api/status) ---
+    nas_url: str = field(default_factory=lambda: _get("MONITORINK_NAS_URL"))
+
     # --- Cache / rafraîchissement serveur ---
     cache_ttl_seconds: int = field(
         default_factory=lambda: int(_get("MONITORINK_CACHE_TTL", "120"))
diff --git a/backend/integrations/nas.py b/backend/integrations/nas.py
new file mode 100644
index 0000000..150fb9f
--- /dev/null
+++ b/backend/integrations/nas.py
@@ -0,0 +1,96 @@
+"""Statuts du NAS via le moniteur maison `nas_monitor` (`GET /api/status`).
+
+Expose : occupation des disques de données (`/mnt/*`), santé des conteneurs Docker,
+et l'état du port forwardé entre gluetun (VPN) et qBittorrent.
+"""
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+
+import httpx
+
+from config import config
+
+
+@dataclass
+class NasDisk:
+    label: str
+    percent: float
+    free_gb: float
+
+    @property
+    def free_human(self) -> str:
+        if self.free_gb >= 1024:
+            return f"{self.free_gb / 1024:.1f}".replace(".", ",") + " To"
+        return f"{self.free_gb:.0f} Go"
+
+
+@dataclass
+class NasStatus:
+    ok: bool
+    error: str | None = None
+    disks: list[NasDisk] = field(default_factory=list)
+    docker_running: int = 0
+    docker_total: int = 0
+    docker_unhealthy: int = 0
+    vpn_port: int | None = None
+    vpn_ok: bool = False
+
+
+def _disk_label(mount: str) -> str:
+    """`/mnt/disk1` -> `Disque 1`, sinon le dernier segment capitalisé."""
+    base = mount.rstrip("/").split("/")[-1]
+    if base.startswith("disk"):
+        return "Disque " + base[len("disk"):]
+    return base.capitalize() or mount
+
+
+def _as_int(value: object) -> int | None:
+    try:
+        return int(value)  # type: ignore[arg-type]
+    except (TypeError, ValueError):
+        return None
+
+
+async def fetch_status() -> NasStatus:
+    if not config.nas_url:
+        return NasStatus(ok=False, error="NAS désactivé")
+
+    try:
+        async with httpx.AsyncClient(timeout=15) as client:
+            resp = await client.get(config.nas_url)
+        if resp.status_code != 200:
+            return NasStatus(ok=False, error=f"HTTP {resp.status_code}")
+        data = resp.json()
+    except httpx.HTTPError:
+        return NasStatus(ok=False, error="injoignable")
+
+    metrics = (data.get("host") or {}).get("metrics") or {}
+    disks: list[NasDisk] = []
+    for disk in metrics.get("disks") or []:
+        mount = str(disk.get("mount", ""))
+        if not mount.startswith("/mnt"):  # on ne garde que les disques de données
+            continue
+        disks.append(NasDisk(
+            label=_disk_label(mount),
+            percent=float(disk.get("percent", 0) or 0),
+            free_gb=float(disk.get("free_gb", 0) or 0),
+        ))
+
+    summary = (data.get("docker") or {}).get("summary") or {}
+
+    # Port VPN : OK quand le port forwardé par gluetun == port d'écoute qBittorrent.
+    qb = data.get("qbittorrent") or {}
+    listen = _as_int((qb.get("prefs") or {}).get("listen_port"))
+    fwd = _as_int(qb.get("forwarded_port_file"))
+    vpn_ok = listen is not None and fwd is not None and listen == fwd
+
+    return NasStatus(
+        ok=True,
+        disks=disks,
+        docker_running=int(summary.get("running", 0) or 0),
+        docker_total=int(summary.get("total", 0) or 0),
+        docker_unhealthy=int(summary.get("unhealthy", 0) or 0),
+        vpn_port=fwd if fwd is not None else listen,
+        vpn_ok=vpn_ok,
+    )
diff --git a/backend/render.py b/backend/render.py
index 9998d24..6b67929 100644
--- a/backend/render.py
+++ b/backend/render.py
@@ -13,7 +13,7 @@ from PIL import Image
 from playwright.async_api import async_playwright
 
 from config import config
-from integrations import claude_usage, homeassistant, weather
+from integrations import claude_usage, homeassistant, nas, weather
 
 TEMPLATES = Path(__file__).parent / "templates"
 
@@ -54,10 +54,11 @@ def _gauges(usage: claude_usage.ClaudeUsage) -> list[dict]:
 
 async def build_context() -> dict:
     """Récupère toutes les sources en parallèle et assemble le contexte du template."""
-    usage, wx, ha = await asyncio.gather(
+    usage, wx, ha, nas_status = await asyncio.gather(
         claude_usage.fetch_usage(),
         weather.fetch_weather(),
         homeassistant.fetch_states(),
+        nas.fetch_status(),
     )
 
     now = datetime.now(ZoneInfo(config.timezone))
@@ -71,6 +72,7 @@ async def build_context() -> dict:
         "claude": usage,
         "gauges": _gauges(usage),
         "ha_states": ha,
+        "nas": nas_status,
         "updated": now.strftime("%H:%M"),
         "stale": False,
     }
diff --git a/backend/templates/dashboard.html b/backend/templates/dashboard.html
index 6760041..eedc396 100644
--- a/backend/templates/dashboard.html
+++ b/backend/templates/dashboard.html
@@ -68,6 +68,10 @@
   .gauge .sub { font-size: 30px; color: var(--muted); margin-top: 10px; }
   .err { font-size: 40px; font-weight: 700; padding: 24px; border: 4px dashed var(--ink); }
 
+  /* Liste NAS (valeurs larges -> une colonne pleine largeur) */
+  .nas-list { display: flex; flex-direction: column; gap: 16px; }
+  .nas-list .bad { font-weight: 800; }
+
   /* Grille Home Assistant */
   .ha-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 44px; }
   .ha-item { display: flex; justify-content: space-between; align-items: baseline;
@@ -138,6 +142,19 @@
       {% endif %}
     </div>
 
+    {% if nas.ok %}
+    <div class="section">
+      <div class="title">NAS</div>
+      <div class="nas-list">
+        {% for d in nas.disks %}
+        <div class="ha-item"><span class="k">{{ d.label }}</span><span class="v">{{ d.percent | round | int }}% · {{ d.free_human }} libre</span></div>
+        {% endfor %}
+        <div class="ha-item"><span class="k">Docker</span><span class="v">{{ nas.docker_running }}/{{ nas.docker_total }}{% if nas.docker_unhealthy %} · <span class="bad">{{ nas.docker_unhealthy }} KO</span>{% else %} ✓{% endif %}</span></div>
+        <div class="ha-item"><span class="k">Port VPN</span><span class="v">{% if nas.vpn_ok %}OK{% if nas.vpn_port %} · {{ nas.vpn_port }}{% endif %}{% else %}<span class="bad">✗ désync</span>{% endif %}</span></div>
+      </div>
+    </div>
+    {% endif %}
+
     {% if ha_states %}
     <div class="section">
       <div class="title">Maison</div>