diff --git a/src/components/nostr/RelayKindsDisplay.tsx b/src/components/nostr/RelayKindsDisplay.tsx
new file mode 100644
index 0000000..8beab46
--- /dev/null
+++ b/src/components/nostr/RelayKindsDisplay.tsx
@@ -0,0 +1,60 @@
+import { Badge } from "@/components/ui/badge";
+import { Label } from "@/components/ui/label";
+import { Filter, XCircle } from "lucide-react";
+
+interface RelayKindsDisplayProps {
+  accepted: number[];
+  rejected: number[];
+}
+
+/**
+ * Relay Kinds Display Component
+ * Shows accepted and rejected event kinds for a relay in a consistent format
+ * Used in both Relay Discovery and Monitor Announcement detail views
+ */
+export function RelayKindsDisplay({
+  accepted,
+  rejected,
+}: RelayKindsDisplayProps) {
+  return (
+    <>
+      {/* Accepted Kinds */}
+      {accepted.length > 0 && (
+        <div className="space-y-2">
+          <Label className="flex items-center gap-2 text-muted-foreground">
+            <Filter className="size-4" />
+            Accepted Kinds ({accepted.length})
+          </Label>
+          <div className="flex flex-wrap gap-1.5">
+            {accepted.map((kind) => (
+              <Badge key={kind} variant="outline" className="font-mono text-xs">
+                {kind}
+              </Badge>
+            ))}
+          </div>
+        </div>
+      )}
+
+      {/* Rejected Kinds */}
+      {rejected.length > 0 && (
+        <div className="space-y-2">
+          <Label className="flex items-center gap-2 text-muted-foreground">
+            <XCircle className="size-4" />
+            Rejected Kinds ({rejected.length})
+          </Label>
+          <div className="flex flex-wrap gap-1.5">
+            {rejected.map((kind) => (
+              <Badge
+                key={kind}
+                variant="outline"
+                className="font-mono text-xs text-red-600 border-red-600/30"
+              >
+                !{kind}
+              </Badge>
+            ))}
+          </div>
+        </div>
+      )}
+    </>
+  );
+}
diff --git a/src/components/nostr/kinds/RelayDiscoveryDetailRenderer.tsx b/src/components/nostr/kinds/RelayDiscoveryDetailRenderer.tsx
index c842864..fe4e4fb 100644
--- a/src/components/nostr/kinds/RelayDiscoveryDetailRenderer.tsx
+++ b/src/components/nostr/kinds/RelayDiscoveryDetailRenderer.tsx
@@ -5,6 +5,7 @@ import { Label } from "@/components/ui/label";
 import { JsonViewer } from "@/components/JsonViewer";
 import { UserName } from "../UserName";
 import { NIPBadge } from "@/components/NIPBadge";
+import { RelayKindsDisplay } from "../RelayKindsDisplay";
 import {
   getRelayUrl,
   getRttMetrics,
@@ -28,7 +29,6 @@ import {
   MapPin,
   Shield,
   Tag,
-  Filter,
   Clock,
   CheckCircle,
   XCircle,
@@ -240,43 +240,8 @@ export function RelayDiscoveryDetailRenderer({ event }: { event: NostrEvent }) {
         </div>
       )}
 
-      {/* Accepted Kinds */}
-      {kinds.accepted.length > 0 && (
-        <div className="space-y-2">
-          <Label className="flex items-center gap-2 text-muted-foreground">
-            <Filter className="size-4" />
-            Accepted Kinds ({kinds.accepted.length})
-          </Label>
-          <div className="flex flex-wrap gap-1.5">
-            {kinds.accepted.map((kind) => (
-              <Badge key={kind} variant="outline" className="font-mono text-xs">
-                {kind}
-              </Badge>
-            ))}
-          </div>
-        </div>
-      )}
-
-      {/* Rejected Kinds */}
-      {kinds.rejected.length > 0 && (
-        <div className="space-y-2">
-          <Label className="flex items-center gap-2 text-muted-foreground">
-            <XCircle className="size-4" />
-            Rejected Kinds ({kinds.rejected.length})
-          </Label>
-          <div className="flex flex-wrap gap-1.5">
-            {kinds.rejected.map((kind) => (
-              <Badge
-                key={kind}
-                variant="outline"
-                className="font-mono text-xs text-red-600 border-red-600/30"
-              >
-                !{kind}
-              </Badge>
-            ))}
-          </div>
-        </div>
-      )}
+      {/* Relay Kinds */}
+      <RelayKindsDisplay accepted={kinds.accepted} rejected={kinds.rejected} />
 
       {/* Topics */}
       {topics.length > 0 && (