From 576e311262e51b1979a2349970f5ea1585840c3a Mon Sep 17 00:00:00 2001
From: Schalli <kschaller@ctl.de>
Date: Sat, 20 Jun 2026 09:37:39 +0200
Subject: [PATCH] fix(03): strip TLD from domaincheck input before sending to
 API

Users naturally type full domains (e.g. "google.de") but the API
validates DNS labels only. Extract the label part before the first
dot to prevent 400 validation errors.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 .../(portal)/modules/domaincheck/components/DomainInput.tsx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/apps/web/src/app/(portal)/modules/domaincheck/components/DomainInput.tsx b/apps/web/src/app/(portal)/modules/domaincheck/components/DomainInput.tsx
index 0e635d1..079ee2a 100644
--- a/apps/web/src/app/(portal)/modules/domaincheck/components/DomainInput.tsx
+++ b/apps/web/src/app/(portal)/modules/domaincheck/components/DomainInput.tsx
@@ -20,9 +20,9 @@ export function DomainInput({ onSubmit, isLoading }: DomainInputProps) {
 
   const handleSubmit = (e: FormEvent) => {
     e.preventDefault();
-    const trimmed = domain.trim();
-    if (trimmed) {
-      onSubmit(trimmed);
+    const label = domain.trim().split('.')[0];
+    if (label) {
+      onSubmit(label);
     }
   };