diff --git a/desktop/flipper-server-core/src/comms/ServerController.tsx b/desktop/flipper-server-core/src/comms/ServerController.tsx
index b61a0a0d7..79c09baac 100644
--- a/desktop/flipper-server-core/src/comms/ServerController.tsx
+++ b/desktop/flipper-server-core/src/comms/ServerController.tsx
@@ -277,13 +277,15 @@ export class ServerController
   }
 
   onConnectionAttempt(clientQuery: ClientQuery): void {
-    // TODO: track plain connection attempt.
     const strippedClientQuery = (({device_id, ...o}) => o)(clientQuery);
     const id = buildClientId({device_id: 'unknown', ...strippedClientQuery});
     this.timestamps.set(id, {
       insecureStart: Date.now(),
     });
     this.logger.track('usage', 'untrusted-request-handler-called', clientQuery);
+
+    tracker.track('app-connection-insecure-attempt', clientQuery);
+
     this.connectionTracker.logConnectionAttempt(clientQuery);
 
     const client: UninitializedClient = {
diff --git a/desktop/flipper-server-core/src/utils/tracker.tsx b/desktop/flipper-server-core/src/utils/tracker.tsx
index 1a8c38a4c..9cf1bbed5 100644
--- a/desktop/flipper-server-core/src/utils/tracker.tsx
+++ b/desktop/flipper-server-core/src/utils/tracker.tsx
@@ -14,7 +14,7 @@ type AppConnectionPayload = {
   os: string;
   device: string;
   device_id: string;
-  medium: number | undefined;
+  medium?: number | undefined;
 };
 
 type TrackerEvents = {
@@ -28,6 +28,7 @@ type TrackerEvents = {
   'server-proxy-error': {error: string};
   'app-connection-created': AppConnectionPayload;
   'app-connection-secure-attempt': AppConnectionPayload;
+  'app-connection-insecure-attempt': AppConnectionPayload;
 };
 
 class ServerCoreTracker {