diff --git a/app/Commands/Sites/CreateCommand.php b/app/Commands/Sites/CreateCommand.php
index 993edfb..e6e3887 100644
--- a/app/Commands/Sites/CreateCommand.php
+++ b/app/Commands/Sites/CreateCommand.php
@@ -100,11 +100,6 @@ protected function action(): int
         return self::SUCCESS;
     }
 
-    public function getDomainSlug(): string
-    {
-        return str_replace('.', '', $this->userInput['domain']);
-    }
-
     public function questions(): array
     {
         $commonStart = [
@@ -113,17 +108,17 @@ public function questions(): array
                 ->withDefault((bool) !$this->nonInteractive()),
 
             Ask::make('Site User')
-                ->withDefault($this->getDomainSlug()),
+                ->withDefault(OptionsHelper::getDomainSlug($this->userInput['domain'])),
         ];
 
         $db = [
             Ask::make('Database Name')
                 ->withFlag('db-name')
-                ->withDefault($this->getDomainSlug()),
+                ->withDefault(OptionsHelper::getDomainSlug($this->userInput['domain'], 64)),
 
             Ask::make('Database Username')
                 ->withFlag('db-user')
-                ->withDefault($this->getDomainSlug()),
+                ->withDefault(OptionsHelper::getDomainSlug($this->userInput['domain'], 16)),
 
             Ask::make('Database Password')
                 ->withFlag('db-pass')
diff --git a/app/Helpers/OptionsHelper.php b/app/Helpers/OptionsHelper.php
index 58eb91b..052a4b5 100644
--- a/app/Helpers/OptionsHelper.php
+++ b/app/Helpers/OptionsHelper.php
@@ -2,6 +2,8 @@
 
 namespace App\Helpers;
 
+use Illuminate\Support\Str;
+
 class OptionsHelper
 {
     // SpinupWP CLI only supports a subset of installation methods available via the REST API
@@ -11,4 +13,23 @@ class OptionsHelper
     ];
 
     public const PHP_VERSIONS = ['8.0', '7.4'];
+
+    public static function getDomainSlug(string $domain, int $maxLength = 32): string
+    {
+        $parsedDomain = parse_url($domain);
+
+        $domain = data_get($parsedDomain, 'host', data_get($parsedDomain, 'path'));
+
+        $names = explode('.', $domain);
+
+        $name = array_shift($names);
+
+        if (strtolower($name) === 'www') {
+            $name = array_shift($names);
+        }
+
+        $name = str_replace(['-', '_'], '', $name);
+
+        return substr(Str::slug($name), 0, $maxLength);
+    }
 }
diff --git a/tests/Unit/Helpers/OptionsHelperTest.php b/tests/Unit/Helpers/OptionsHelperTest.php
new file mode 100644
index 0000000..5be22fb
--- /dev/null
+++ b/tests/Unit/Helpers/OptionsHelperTest.php
@@ -0,0 +1,11 @@
+<?php
+
+use App\Helpers\OptionsHelper;
+
+test('domain slug ', function () {
+    expect(OptionsHelper::getDomainSlug('this-is-a-very-long-subdomain.yoursite.com', 16))->toEqual('thisisaverylongs');
+
+    expect(OptionsHelper::getDomainSlug('www.this-is-a-very-long-subdomain.yoursite.com', 16))->toEqual('thisisaverylongs');
+
+    expect(OptionsHelper::getDomainSlug('https://www.this-is-a-very-long-subdomain.yoursite.com', 64))->toEqual('thisisaverylongsubdomain');
+});