diff --git a/modules/hetzner/networks.tf b/modules/hetzner/networks.tf
index e1ca919..1522698 100644
--- a/modules/hetzner/networks.tf
+++ b/modules/hetzner/networks.tf
@@ -101,23 +101,6 @@ locals {
       port     = 10001
       protocol = "udp"
     },
-    {
-      description = "PiHole DNS TCP"
-      source_ips = [
-        local.global_ipv4_cidr,
-        local.global_ipv6_cidr,
-      ]
-      port = 53
-    },
-    {
-      description = "PiHole DNS UDP"
-      source_ips = [
-        local.global_ipv4_cidr,
-        local.global_ipv6_cidr,
-      ]
-      port     = 53
-      protocol = "udp"
-    },
     # Direct public access only allowed if single manager node
     {
       description = "Allow access to Kubernetes API"
diff --git a/registry/clusters/dev/components/pihole.yaml b/registry/clusters/dev/components/pihole.yaml
deleted file mode 100644
index ae63d53..0000000
--- a/registry/clusters/dev/components/pihole.yaml
+++ /dev/null
@@ -1,62 +0,0 @@
-apiVersion: argoproj.io/v1alpha1
-kind: Application
-metadata:
-  name: pihole-components
-  namespace: argocd
-  annotations:
-    argocd.argoproj.io/sync-wave: "10"
-  finalizers:
-    - resources-finalizer.argocd.argoproj.io
-spec:
-  project: default
-  source:
-    repoURL: https://github.com/mrsimonemms/infrastructure
-    path: registry/components/pihole
-    targetRevision: HEAD
-    kustomize:
-      patches:
-        - target:
-            group: argoproj.io
-            version: v1alpha1
-            kind: Application
-            name: pihole
-          patch: |-
-            - op: replace
-              path: /spec/source/helm/valuesObject/virtualHost
-              value: pihole.dev.simonemms.com
-        - target:
-            group: argoproj.io
-            version: v1alpha1
-            kind: Application
-            name: pihole
-          patch: |-
-            - op: replace
-              path: /spec/source/helm/valuesObject/ingress/annotations/cert-manager.io~1cluster-issuer
-              value: letsencrypt-staging
-        - target:
-            group: argoproj.io
-            version: v1alpha1
-            kind: Application
-            name: pihole
-          patch: |-
-            - op: replace
-              path: /spec/source/helm/valuesObject/ingress/hosts/0
-              value: pihole.dev.simonemms.com
-        - target:
-            group: argoproj.io
-            version: v1alpha1
-            kind: Application
-            name: pihole
-          patch: |-
-            - op: replace
-              path: /spec/source/helm/valuesObject/ingress/tls/0/hosts/0
-              value: pihole.dev.simonemms.com
-  destination:
-    server: https://kubernetes.default.svc
-    namespace: pihole
-  syncPolicy:
-    automated:
-      prune: true
-      selfHeal: true
-    syncOptions:
-      - CreateNamespace=true
diff --git a/registry/clusters/prod/components/pihole.yaml b/registry/clusters/prod/components/pihole.yaml
deleted file mode 100644
index 51ac150..0000000
--- a/registry/clusters/prod/components/pihole.yaml
+++ /dev/null
@@ -1,24 +0,0 @@
-apiVersion: argoproj.io/v1alpha1
-kind: Application
-metadata:
-  name: pihole-components
-  namespace: argocd
-  annotations:
-    argocd.argoproj.io/sync-wave: "10"
-  finalizers:
-    - resources-finalizer.argocd.argoproj.io
-spec:
-  project: default
-  source:
-    repoURL: https://github.com/mrsimonemms/infrastructure
-    path: registry/components/pihole
-    targetRevision: HEAD
-  destination:
-    server: https://kubernetes.default.svc
-    namespace: pihole
-  syncPolicy:
-    automated:
-      prune: true
-      selfHeal: true
-    syncOptions:
-      - CreateNamespace=true