diff --git a/app/Http/Controllers/TwilioController.php b/app/Http/Controllers/TwilioController.php
index 85efa2bd71..acea9bf9b3 100644
--- a/app/Http/Controllers/TwilioController.php
+++ b/app/Http/Controllers/TwilioController.php
@@ -26,6 +26,8 @@ class TwilioController extends BaseController
         '+23',
         '+21',
         '+17152567760',
+        '+93',
+        '+85',
     ];
 
     public function __construct()
diff --git a/app/Http/ValidationRules/Account/BlackListRule.php b/app/Http/ValidationRules/Account/BlackListRule.php
index dfa8c2279a..bb279e02d7 100644
--- a/app/Http/ValidationRules/Account/BlackListRule.php
+++ b/app/Http/ValidationRules/Account/BlackListRule.php
@@ -22,6 +22,7 @@ class BlackListRule implements ValidationRule
 {
     /** Bad domains +/- disposable email domains */
     private array $blacklist = [
+        "mailshan.com",
         "tabletship.com",
         "tiktook.lol",
         "0-mail.com",
diff --git a/app/Services/Pdf/PdfDesigner.php b/app/Services/Pdf/PdfDesigner.php
index 031373b1e0..4a851a8c26 100644
--- a/app/Services/Pdf/PdfDesigner.php
+++ b/app/Services/Pdf/PdfDesigner.php
@@ -82,6 +82,11 @@ class PdfDesigner
         $html .= $partials['body'];
         $html .= $partials['footer'];
 
+        // Valid HTML is always required.
+        if(strlen($html) == 0){
+            return '<p></p>';
+        }
+
         return $html;
     }
 }
diff --git a/routes/api.php b/routes/api.php
index 08c6a74158..788e46fc79 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -415,7 +415,7 @@ Route::group(['middleware' => ['throttle:api', 'token_auth', 'valid_json','local
     Route::post('settings/disable_two_factor', [TwoFactorController::class, 'disableTwoFactor']);
 
     Route::post('verify', [TwilioController::class, 'generate'])->name('verify.generate')->middleware('throttle:1,1');
-    Route::post('verify/confirm', [TwilioController::class, 'confirm'])->name('verify.confirm');
+    Route::post('verify/confirm', [TwilioController::class, 'confirm'])->name('verify.confirm')->middleware('throttle:2,1');
 
     Route::resource('vendors', VendorController::class); // name = (vendors. index / create / show / update / destroy / edit
     Route::post('vendors/bulk', [VendorController::class, 'bulk'])->name('vendors.bulk');