diff --git a/app/Controllers/DomainController.php b/app/Controllers/DomainController.php
index 8d38a00..296385f 100644
--- a/app/Controllers/DomainController.php
+++ b/app/Controllers/DomainController.php
@@ -570,5 +570,31 @@ class DomainController extends Controller
         $_SESSION['success'] = "Monitoring $status for $updated domain(s)";
         $this->redirect('/domains');
     }
+
+    public function updateNotes($params = [])
+    {
+        if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+            $this->redirect('/domains');
+            return;
+        }
+
+        $id = (int)($params['id'] ?? 0);
+        $domain = $this->domainModel->find($id);
+        
+        if (!$domain) {
+            $_SESSION['error'] = 'Domain not found';
+            $this->redirect('/domains');
+            return;
+        }
+
+        $notes = $_POST['notes'] ?? '';
+
+        $this->domainModel->update($id, [
+            'notes' => $notes
+        ]);
+
+        $_SESSION['success'] = 'Notes updated successfully';
+        $this->redirect('/domains/' . $id);
+    }
 }
 
diff --git a/app/Views/domains/view.php b/app/Views/domains/view.php
index 6967e52..19fc3f1 100644
--- a/app/Views/domains/view.php
+++ b/app/Views/domains/view.php
@@ -372,6 +372,42 @@ ob_start();
         </div>
         <?php endif; ?>
 
+        <!-- Notes Section -->
+        <div class="bg-white rounded-lg border border-gray-200 overflow-hidden">
+            <div class="px-4 py-2 border-b border-gray-200 bg-gray-50">
+                <h3 class="text-xs font-semibold text-gray-700 uppercase tracking-wider flex items-center">
+                    <i class="fas fa-sticky-note text-gray-400 mr-2" style="font-size: 10px;"></i>
+                    Notes
+                </h3>
+            </div>
+            <div class="p-4">
+                <form method="POST" action="/domains/<?= $domain['id'] ?>/update-notes" id="notes-form">
+                    <textarea 
+                        name="notes" 
+                        id="notes-textarea"
+                        rows="6" 
+                        class="w-full px-3 py-2 text-xs border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent resize-none"
+                        placeholder="Add notes about this domain..."><?= htmlspecialchars($domain['notes'] ?? '') ?></textarea>
+                    
+                    <div class="flex gap-2 mt-3">
+                        <button 
+                            type="submit" 
+                            class="flex-1 inline-flex items-center justify-center px-3 py-2 bg-blue-600 text-white text-xs rounded-lg hover:bg-blue-700 transition-colors font-medium">
+                            <i class="fas fa-save mr-1.5"></i>
+                            Update Notes
+                        </button>
+                        <button 
+                            type="button" 
+                            onclick="resetNotes()" 
+                            class="flex-1 inline-flex items-center justify-center px-3 py-2 border border-gray-300 text-gray-700 text-xs rounded-lg hover:bg-gray-50 transition-colors font-medium">
+                            <i class="fas fa-times mr-1.5"></i>
+                            Cancel
+                        </button>
+                    </div>
+                </form>
+            </div>
+        </div>
+
         <!-- Notification History -->
         <div class="bg-white rounded-lg border border-gray-200 overflow-hidden">
             <div class="px-4 py-2 border-b border-gray-200 bg-gray-50">
@@ -453,6 +489,11 @@ function toggleWhoisData() {
     dataDiv.classList.toggle('hidden');
     chevron.classList.toggle('rotate-180');
 }
+
+function resetNotes() {
+    const originalNotes = <?= json_encode($domain['notes'] ?? '') ?>;
+    document.getElementById('notes-textarea').value = originalNotes;
+}
 </script>
 
 <?php
diff --git a/database/migrate.php b/database/migrate.php
index 7442de4..bf6263a 100644
--- a/database/migrate.php
+++ b/database/migrate.php
@@ -83,6 +83,7 @@ try {
         __DIR__ . '/migrations/005_update_tld_import_logs.sql',
         __DIR__ . '/migrations/006_add_complete_workflow_import_type.sql',
         __DIR__ . '/migrations/007_add_app_and_email_settings.sql',
+        __DIR__ . '/migrations/008_add_notes_to_domains.sql',
     ];
 
     foreach ($migrationFiles as $migrationFile) {
@@ -108,10 +109,11 @@ try {
                 try {
                     $pdo->exec($statement);
                 } catch (PDOException $e) {
-                    // Check if it's a "column already exists" error for migrations 003 and 005
+                    // Check if it's a "column already exists" error for migrations 003, 005, and 008
                     if (strpos($e->getMessage(), 'Duplicate column name') !== false && 
                         (basename($migrationFile) === '003_add_whois_fields.sql' || 
-                         basename($migrationFile) === '005_update_tld_import_logs.sql')) {
+                         basename($migrationFile) === '005_update_tld_import_logs.sql' ||
+                         basename($migrationFile) === '008_add_notes_to_domains.sql')) {
                         echo "  ⚠ Column already exists, skipping: " . $e->getMessage() . "\n";
                         continue;
                     }
diff --git a/database/migrations/008_add_notes_to_domains.sql b/database/migrations/008_add_notes_to_domains.sql
new file mode 100644
index 0000000..9465694
--- /dev/null
+++ b/database/migrations/008_add_notes_to_domains.sql
@@ -0,0 +1,3 @@
+-- Add notes column to domains table
+ALTER TABLE domains ADD COLUMN notes TEXT AFTER whois_data;
+
diff --git a/routes/web.php b/routes/web.php
index a4bdf85..71838ab 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -45,6 +45,7 @@ $router->post('/domains/store', [DomainController::class, 'store']);
 $router->get('/domains/{id}', [DomainController::class, 'show']);
 $router->get('/domains/{id}/edit', [DomainController::class, 'edit']);
 $router->post('/domains/{id}/update', [DomainController::class, 'update']);
+$router->post('/domains/{id}/update-notes', [DomainController::class, 'updateNotes']);
 $router->post('/domains/{id}/refresh', [DomainController::class, 'refresh']);
 $router->post('/domains/{id}/delete', [DomainController::class, 'delete']);