diff --git a/apps/web/src/app/api/checker/test/route.ts b/apps/web/src/app/api/checker/test/route.ts
index cde1df7b..035e1c29 100644
--- a/apps/web/src/app/api/checker/test/route.ts
+++ b/apps/web/src/app/api/checker/test/route.ts
@@ -5,6 +5,7 @@ import { monitorFlyRegionSchema } from "@openstatus/db/src/schema";
 
 import { checkRegion } from "@/app/play/checker/[id]/utils"; // TODO: move into a shared package
 import { payloadSchema } from "../schema";
+import { isAnInvalidTestUrl } from "../utils";
 
 export const runtime = "edge";
 export const preferredRegion = "auto";
@@ -28,7 +29,7 @@ export async function POST(request: Request) {
 
     const { url, region, method, headers, body } = _valid.data;
     // 🧑‍💻 for the smart one who want to create a loop hole
-    if (url === "https://www.openstatus.dev/api/checker/test") {
+    if (isAnInvalidTestUrl(url)) {
       return NextResponse.json({ success: true }, { status: 200 });
     }
 
diff --git a/apps/web/src/app/api/checker/utils.ts b/apps/web/src/app/api/checker/utils.ts
new file mode 100644
index 00000000..c11bd969
--- /dev/null
+++ b/apps/web/src/app/api/checker/utils.ts
@@ -0,0 +1,10 @@
+export const isAnInvalidTestUrl = (rawUrl: string) => {
+  const url = new URL(rawUrl);
+  const isSelfHostName = url.hostname
+    .split(".")
+    .slice(-2) // ex: any.sub.openstatus.dev
+    .join(".")
+    .includes("openstatus.dev"); // ex: openstatus.dev:80
+
+  return isSelfHostName && url.pathname.startsWith("/api/checker/");
+};