diff --git a/_sys/coredns-deployment.yaml b/_sys/coredns-deployment.yaml
new file mode 100644
index 0000000..dd2282e
--- /dev/null
+++ b/_sys/coredns-deployment.yaml
@@ -0,0 +1,167 @@
+kind: ConfigMap
+metadata:
+  name: coredns
+  namespace: kube-system
+apiVersion: v1
+data:
+  Corefile: |
+    .:53 {
+        errors
+        health {
+           lameduck 5s
+        }
+        ready
+        kubernetes cluster.local in-addr.arpa ip6.arpa {
+           pods insecure
+           fallthrough in-addr.arpa ip6.arpa
+           ttl 30
+        }
+        file /etc/coredns/lan.db lan
+        prometheus :9153
+        forward . /etc/resolv.conf {
+           max_concurrent 1000
+        }
+        cache 30
+        loop
+        reload
+        loadbalance
+    }
+  lan.db: "; lan. zone file\n$ORIGIN lan.\n@    3600  IN  SOA   sns.dns.icann.org.
+    noc.dns.icann.org. 2021102006 7200 3600 1209600 3600\n        3600 IN  NS    172.23.255.252\n\nns
+    \           IN  A    172.23.255.252\nsalt          IN  A     192.168.10.2 \nmqtt
+    \         IN  A     172.16.23.1\nwww-proxy     IN  A     172.23.255.1\ngit           IN
+    \ A     172.23.255.2\npostgresql    IN  A     172.23.255.4\nmariadb       IN  A
+    \    172.23.255.5\npihole        IN  A     172.23.255.253\nadm           IN CNAME
+    adm01.wks.\n\nprometheus      IN    CNAME www-proxy \nalertmanager    IN    CNAME
+    www-proxy\nstats           IN    CNAME www-proxy\ncr-ui           IN    CNAME
+    www-proxy\napt             IN    CNAME www-proxy\napt-cache       IN    CNAME
+    www-proxy\nnodered         IN    CNAME www-proxy\nfoto            IN    CNAME
+    www-proxy\nmusik           IN    CNAME www-proxy\nhassio          IN    CNAME
+    www-proxy\nhassio-conf     IN    CNAME www-proxy  \ngit-ui          IN    CNAME
+    www-proxy\ngrav            IN    CNAME www-proxy\ntekton          IN    CNAME
+    www-proxy\nnc              IN    CNAME www-proxy\nauth            IN    CNAME
+    www-proxy\npublic.auth     IN    CNAME www-proxy \nsecure.auth     IN    CNAME
+    www-proxy\ndocker-registry IN    CNAME adm\ncr              IN    CNAME adm\ndr-mirror
+    \      IN    CNAME adm\nlog             IN    CNAME adm\n"
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: dns-ext
+  namespace: kube-system
+spec:
+  ports:
+  - name: dns-udp
+    protocol: UDP
+    port: 53
+    targetPort: 53
+  selector:
+    k8s-app: kube-dns
+  type: LoadBalancer
+  loadBalancerIP: 172.23.255.252
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    k8s-app: kube-dns
+spec:
+  progressDeadlineSeconds: 600
+  replicas: 2
+  revisionHistoryLimit: 10
+  selector:
+    matchLabels:
+      k8s-app: kube-dns
+  strategy:
+    rollingUpdate:
+      maxSurge: 25%
+      maxUnavailable: 1
+    type: RollingUpdate
+  template:
+    metadata:
+      labels:
+        k8s-app: kube-dns
+    spec:
+      containers:
+      - args:
+        - -conf
+        - /etc/coredns/Corefile
+        image: k8s.gcr.io/coredns/coredns:v1.8.4
+        imagePullPolicy: IfNotPresent
+        livenessProbe:
+          failureThreshold: 5
+          httpGet:
+            path: /health
+            port: 8080
+            scheme: HTTP
+          initialDelaySeconds: 60
+          periodSeconds: 10
+          successThreshold: 1
+          timeoutSeconds: 5
+        name: coredns
+        ports:
+        - containerPort: 53
+          name: dns
+          protocol: UDP
+        - containerPort: 53
+          name: dns-tcp
+          protocol: TCP
+        - containerPort: 9153
+          name: metrics
+          protocol: TCP
+        readinessProbe:
+          failureThreshold: 3
+          httpGet:
+            path: /ready
+            port: 8181
+            scheme: HTTP
+          periodSeconds: 10
+          successThreshold: 1
+          timeoutSeconds: 1
+        resources:
+          limits:
+            memory: 170Mi
+          requests:
+            cpu: 100m
+            memory: 70Mi
+        securityContext:
+          allowPrivilegeEscalation: false
+          capabilities:
+            add:
+            - NET_BIND_SERVICE
+            drop:
+            - all
+          readOnlyRootFilesystem: true
+        terminationMessagePath: /dev/termination-log
+        terminationMessagePolicy: File
+        volumeMounts:
+        - mountPath: /etc/coredns
+          name: config-volume
+          readOnly: true
+      dnsPolicy: Default
+      nodeSelector:
+        kubernetes.io/os: linux
+      priorityClassName: system-cluster-critical
+      restartPolicy: Always
+      schedulerName: default-scheduler
+      securityContext: {}
+      serviceAccount: coredns
+      serviceAccountName: coredns
+      terminationGracePeriodSeconds: 30
+      tolerations:
+      - key: CriticalAddonsOnly
+        operator: Exists
+      - effect: NoSchedule
+        key: node-role.kubernetes.io/master
+      - effect: NoSchedule
+        key: node-role.kubernetes.io/control-plane
+      volumes:
+      - configMap:
+          defaultMode: 420
+          items:
+          - key: Corefile
+            path: Corefile
+          - key: lan.db
+            path: lan.db
+          name: coredns
+        name: config-volume
\ No newline at end of file