diff --git a/src/Dto/Connector/AutodnsProviderDto.php b/src/Dto/Connector/AutodnsProviderDto.php
index 1f315b0..9995f4f 100644
--- a/src/Dto/Connector/AutodnsProviderDto.php
+++ b/src/Dto/Connector/AutodnsProviderDto.php
@@ -16,4 +16,7 @@ final class AutodnsProviderDto extends DefaultProviderDto
     public bool $ownerConfirm;
 
     public int $context = 4;
+
+    #[Assert\NotBlank]
+    public string $contactid;
 }
diff --git a/src/Service/Connector/AbstractProvider.php b/src/Service/Connector/AbstractProvider.php
index 1d2286a..28f067c 100644
--- a/src/Service/Connector/AbstractProvider.php
+++ b/src/Service/Connector/AbstractProvider.php
@@ -4,7 +4,6 @@ namespace App\Service\Connector;
 
 use App\Dto\Connector\DefaultProviderDto;
 use App\Entity\Domain;
-use Exception;
 use Psr\Cache\CacheItemInterface;
 use Psr\Cache\CacheItemPoolInterface;
 use Symfony\Component\DependencyInjection\Attribute\Autoconfigure;
@@ -25,12 +24,9 @@ use Symfony\Component\Validator\Validator\ValidatorInterface;
 #[Autoconfigure(public: true)]
 abstract class AbstractProvider
 {
-    /**
-     * @var class-string
-     */
+    /** @var class-string */
     protected string $dtoClass = DefaultProviderDto::class;
-
-    protected array $authData;
+    protected DefaultProviderDto $authData;
 
     public function __construct(
         protected CacheItemPoolInterface $cacheItemPool,
@@ -46,12 +42,12 @@ abstract class AbstractProvider
      *
      * @param array $authData raw authentication data as supplied by the user
      *
-     * @return array a cleaned up version of the authentication data
+     * @return DefaultProviderDto a cleaned up version of the authentication data
      *
      * @throws HttpException      when the user does not accept the necessary conditions
      * @throws ExceptionInterface
      */
-    private function verifyAuthData(array $authData): array
+    private function verifyAuthData(array $authData): DefaultProviderDto
     {
         /** @var DefaultProviderDto $data */
         $data = $this->serializer->denormalize($this->verifyLegalAuthData($authData), $this->dtoClass);
@@ -61,12 +57,7 @@ abstract class AbstractProvider
             throw new BadRequestHttpException((string) $violations);
         }
 
-        return [
-            ...$this->serializer->normalize($data),
-            'acceptConditions' => $authData['acceptConditions'],
-            'ownerLegalAge' => $authData['ownerLegalAge'],
-            'waiveRetractationPeriod' => $authData['waiveRetractationPeriod'],
-        ];
+        return $data;
     }
 
     /**
@@ -140,7 +131,7 @@ abstract class AbstractProvider
         $this->authData = $this->verifyAuthData($authData);
         $this->assertAuthentication();
 
-        return $this->authData;
+        return $authData;
     }
 
     abstract protected function getCachedTldList(): CacheItemInterface;
diff --git a/src/Service/Connector/AutodnsProvider.php b/src/Service/Connector/AutodnsProvider.php
index 35039c0..3f22c03 100644
--- a/src/Service/Connector/AutodnsProvider.php
+++ b/src/Service/Connector/AutodnsProvider.php
@@ -3,6 +3,7 @@
 namespace App\Service\Connector;
 
 use App\Dto\Connector\AutodnsProviderDto;
+use App\Dto\Connector\DefaultProviderDto;
 use App\Entity\Domain;
 use Psr\Cache\CacheItemInterface;
 use Psr\Cache\CacheItemPoolInterface;
@@ -26,6 +27,9 @@ class AutodnsProvider extends AbstractProvider
 {
     protected string $dtoClass = AutodnsProviderDto::class;
 
+    /** @var AutodnsProviderDto */
+    protected DefaultProviderDto $authData;
+
     public function __construct(
         CacheItemPoolInterface $cacheItemPool,
         DenormalizerInterface&NormalizerInterface $serializer,
@@ -59,22 +63,22 @@ class AutodnsProvider extends AbstractProvider
             'POST',
             '/v1/domain',
             (new HttpOptions())
-                ->setAuthBasic($this->authData['username'], $this->authData['password'])
+                ->setAuthBasic($this->authData->username, $this->authData->password)
                 ->setHeader('Accept', 'application/json')
-                ->setHeader('X-Domainrobot-Context', $this->authData['context'])
+                ->setHeader('X-Domainrobot-Context', (string) $this->authData->context)
                 ->setBaseUri(self::BASE_URL)
                 ->setJson([
                     'name' => $ldhName,
                     'ownerc' => [
-                        'id' => $this->authData['contactid'],
+                        'id' => $this->authData->contactid,
                     ],
                     'adminc' => [
-                        'id' => $this->authData['contactid'],
+                        'id' => $this->authData->contactid,
                     ],
                     'techc' => [
-                        'id' => $this->authData['contactid'],
+                        'id' => $this->authData->contactid,
                     ],
-                    'confirmOrder' => $this->authData['ownerConfirm'],
+                    'confirmOrder' => $this->authData->ownerConfirm,
                     'nameServers' => [
                         [
                             'name' => 'a.ns14.net',
@@ -115,9 +119,9 @@ class AutodnsProvider extends AbstractProvider
             'POST',
             '/v1/zone/_search?keys=name',
             (new HttpOptions())
-                ->setAuthBasic($authData['username'], $authData['password'])
+                ->setAuthBasic($authData->username, $authData->password)
                 ->setHeader('Accept', 'application/json')
-                ->setHeader('X-Domainrobot-Context', $authData['context'])
+                ->setHeader('X-Domainrobot-Context', (string) $authData->context)
                 ->setBaseUri(self::BASE_URL)
                 ->setJson([
                     'filters' => [
@@ -140,14 +144,14 @@ class AutodnsProvider extends AbstractProvider
                 'POST',
                 '/v1/zone',
                 (new HttpOptions())
-                    ->setAuthBasic($authData['username'], $authData['password'])
+                    ->setAuthBasic($authData->username, $authData->password)
                     ->setHeader('Accept', 'application/json')
-                    ->setHeader('X-Domainrobot-Context', $authData['context'])
+                    ->setHeader('X-Domainrobot-Context', (string) $authData->context)
                     ->setBaseUri(self::BASE_URL)
                     ->setJson([
                         'origin' => $ldhName,
                         'main' => [
-                            'address' => $authData['dns_ip'],
+                            'address' => null, // $authData['dns_ip'],
                         ],
                         'soa' => [
                             'refresh' => 3600,
@@ -205,9 +209,9 @@ class AutodnsProvider extends AbstractProvider
                 'GET',
                 '/v1/hello',
                 (new HttpOptions())
-                    ->setAuthBasic($this->authData['username'], $this->authData['password'])
+                    ->setAuthBasic($this->authData->username, $this->authData->password)
                     ->setHeader('Accept', 'application/json')
-                    ->setHeader('X-Domainrobot-Context', $this->authData['context'])
+                    ->setHeader('X-Domainrobot-Context', (string) $this->authData->context)
                     ->setBaseUri(self::BASE_URL)
                     ->toArray()
             );
diff --git a/src/Service/Connector/GandiProvider.php b/src/Service/Connector/GandiProvider.php
index d6144c5..9e2fcc1 100644
--- a/src/Service/Connector/GandiProvider.php
+++ b/src/Service/Connector/GandiProvider.php
@@ -2,6 +2,7 @@
 
 namespace App\Service\Connector;
 
+use App\Dto\Connector\DefaultProviderDto;
 use App\Dto\Connector\GandiProviderDto;
 use App\Entity\Domain;
 use Psr\Cache\CacheItemInterface;
@@ -26,6 +27,9 @@ class GandiProvider extends AbstractProvider
 {
     protected string $dtoClass = GandiProviderDto::class;
 
+    /** @var GandiProviderDto */
+    protected DefaultProviderDto $authData;
+
     private const BASE_URL = 'https://api.gandi.net';
 
     public function __construct(
@@ -52,14 +56,14 @@ class GandiProvider extends AbstractProvider
         }
 
         $user = $this->client->request('GET', '/v5/organization/user-info', (new HttpOptions())
-            ->setAuthBearer($this->authData['token'])
+            ->setAuthBearer($this->authData->token)
             ->setHeader('Accept', 'application/json')
             ->setBaseUri(self::BASE_URL)
             ->toArray()
         )->toArray();
 
         $httpOptions = (new HttpOptions())
-            ->setAuthBearer($this->authData['token'])
+            ->setAuthBearer($this->authData->token)
             ->setHeader('Accept', 'application/json')
             ->setBaseUri(self::BASE_URL)
             ->setHeader('Dry-Run', $dryRun ? '1' : '0')
@@ -80,9 +84,9 @@ class GandiProvider extends AbstractProvider
                 'tld_period' => 'golive',
             ]);
 
-        if (array_key_exists('sharingId', $this->authData)) {
+        if ($this->authData->sharingId) {
             $httpOptions->setQuery([
-                'sharing_id' => $this->authData['sharingId'],
+                'sharing_id' => $this->authData->sharingId,
             ]);
         }
 
@@ -100,7 +104,7 @@ class GandiProvider extends AbstractProvider
     protected function assertAuthentication(): void
     {
         $response = $this->client->request('GET', '/v5/organization/user-info', (new HttpOptions())
-            ->setAuthBearer($this->authData['token'])
+            ->setAuthBearer($this->authData->token)
             ->setHeader('Accept', 'application/json')
             ->setBaseUri(self::BASE_URL)
             ->toArray()
@@ -121,7 +125,7 @@ class GandiProvider extends AbstractProvider
     protected function getSupportedTldList(): array
     {
         $response = $this->client->request('GET', '/v5/domain/tlds', (new HttpOptions())
-            ->setAuthBearer($this->authData['token'])
+            ->setAuthBearer($this->authData->token)
             ->setHeader('Accept', 'application/json')
             ->setBaseUri(self::BASE_URL)
             ->toArray())->toArray();
diff --git a/src/Service/Connector/NameComProvider.php b/src/Service/Connector/NameComProvider.php
index 823045c..40a9826 100644
--- a/src/Service/Connector/NameComProvider.php
+++ b/src/Service/Connector/NameComProvider.php
@@ -2,6 +2,7 @@
 
 namespace App\Service\Connector;
 
+use App\Dto\Connector\DefaultProviderDto;
 use App\Dto\Connector\NameComProviderDto;
 use App\Entity\Domain;
 use Psr\Cache\CacheItemInterface;
@@ -24,6 +25,9 @@ class NameComProvider extends AbstractProvider
 {
     protected string $dtoClass = NameComProviderDto::class;
 
+    /** @var NameComProviderDto */
+    protected DefaultProviderDto $authData;
+
     public function __construct(
         CacheItemPoolInterface $cacheItemPool,
         private readonly HttpClientInterface $client,
@@ -56,7 +60,7 @@ class NameComProvider extends AbstractProvider
             '/v4/domains',
             (new HttpOptions())
                 ->setHeader('Accept', 'application/json')
-                ->setAuthBasic($this->authData['username'], $this->authData['token'])
+                ->setAuthBasic($this->authData->username, $this->authData->token)
                 ->setBaseUri($dryRun ? self::DEV_BASE_URL : self::BASE_URL)
                 ->setJson([
                     'domain' => [
@@ -103,7 +107,7 @@ class NameComProvider extends AbstractProvider
                 '/v4/hello',
                 (new HttpOptions())
                     ->setHeader('Accept', 'application/json')
-                    ->setAuthBasic($this->authData['username'], $this->authData['token'])
+                    ->setAuthBasic($this->authData->username, $this->authData->token)
                     ->setBaseUri($this->kernel->isDebug() ? self::DEV_BASE_URL : self::BASE_URL)
                     ->toArray()
             );
diff --git a/src/Service/Connector/NamecheapProvider.php b/src/Service/Connector/NamecheapProvider.php
index 4b542dd..930e0f4 100644
--- a/src/Service/Connector/NamecheapProvider.php
+++ b/src/Service/Connector/NamecheapProvider.php
@@ -2,6 +2,7 @@
 
 namespace App\Service\Connector;
 
+use App\Dto\Connector\DefaultProviderDto;
 use App\Dto\Connector\NamecheapProviderDto;
 use App\Entity\Domain;
 use Psr\Cache\CacheItemInterface;
@@ -23,6 +24,9 @@ class NamecheapProvider extends AbstractProvider
 {
     protected string $dtoClass = NamecheapProviderDto::class;
 
+    /** @var NamecheapProviderDto */
+    protected DefaultProviderDto $authData;
+
     public const BASE_URL = 'https://api.namecheap.com/xml.response';
     public const SANDBOX_BASE_URL = 'https://api.sandbox.namecheap.com/xml.response';
 
@@ -88,9 +92,9 @@ class NamecheapProvider extends AbstractProvider
     {
         $actualParams = array_merge([
             'Command' => $command,
-            'UserName' => $this->authData['ApiUser'],
-            'ApiUser' => $this->authData['ApiUser'],
-            'ApiKey' => $this->authData['ApiKey'],
+            'UserName' => $this->authData->ApiUser,
+            'ApiUser' => $this->authData->ApiUser,
+            'ApiKey' => $this->authData->ApiKey,
             'ClientIp' => $this->outgoingIp,
         ], $parameters);
 
diff --git a/src/Service/Connector/OvhProvider.php b/src/Service/Connector/OvhProvider.php
index d47c91b..86b59af 100644
--- a/src/Service/Connector/OvhProvider.php
+++ b/src/Service/Connector/OvhProvider.php
@@ -2,6 +2,7 @@
 
 namespace App\Service\Connector;
 
+use App\Dto\Connector\DefaultProviderDto;
 use App\Dto\Connector\OvhProviderDto;
 use App\Entity\Domain;
 use GuzzleHttp\Exception\ClientException;
@@ -21,6 +22,9 @@ class OvhProvider extends AbstractProvider
 {
     protected string $dtoClass = OvhProviderDto::class;
 
+    /** @var OvhProviderDto */
+    protected DefaultProviderDto $authData;
+
     public const REQUIRED_ROUTES = [
         [
             'method' => 'GET',
@@ -68,19 +72,19 @@ class OvhProvider extends AbstractProvider
             throw new \InvalidArgumentException('Domain name cannot be null');
         }
 
-        $acceptConditions = $this->authData['acceptConditions'];
-        $ownerLegalAge = $this->authData['ownerLegalAge'];
-        $waiveRetractationPeriod = $this->authData['waiveRetractationPeriod'];
+        $acceptConditions = $this->authData->acceptConditions;
+        $ownerLegalAge = $this->authData->ownerLegalAge;
+        $waiveRetractationPeriod = $this->authData->waiveRetractationPeriod;
 
         $conn = new Api(
-            $this->authData['appKey'],
-            $this->authData['appSecret'],
-            $this->authData['apiEndpoint'],
-            $this->authData['consumerKey']
+            $this->authData->appKey,
+            $this->authData->appSecret,
+            $this->authData->apiEndpoint,
+            $this->authData->consumerKey,
         );
 
         $cart = $conn->post('/order/cart', [
-            'ovhSubsidiary' => $this->authData['ovhSubsidiary'],
+            'ovhSubsidiary' => $this->authData->ovhSubsidiary,
             'description' => 'Domain Watchdog',
         ]);
         $cartId = $cart['cartId'];
@@ -90,8 +94,8 @@ class OvhProvider extends AbstractProvider
         ]);
 
         $pricingModes = ['create-default'];
-        if ('create-default' !== $this->authData['pricingMode']) {
-            $pricingModes[] = $this->authData['pricingMode'];
+        if ('create-default' !== $this->authData->pricingMode) {
+            $pricingModes[] = $this->authData->pricingMode;
         }
 
         $offer = array_filter($offers, fn ($offer) => 'create' === $offer['action']
@@ -140,10 +144,10 @@ class OvhProvider extends AbstractProvider
     protected function assertAuthentication(): void
     {
         $conn = new Api(
-            $this->authData['appKey'],
-            $this->authData['appSecret'],
-            $this->authData['apiEndpoint'],
-            $this->authData['consumerKey'],
+            $this->authData->appKey,
+            $this->authData->appSecret,
+            $this->authData->apiEndpoint,
+            $this->authData->consumerKey,
         );
 
         try {
@@ -186,14 +190,14 @@ class OvhProvider extends AbstractProvider
     protected function getSupportedTldList(): array
     {
         $conn = new Api(
-            $this->authData['appKey'],
-            $this->authData['appSecret'],
-            $this->authData['apiEndpoint'],
-            $this->authData['consumerKey']
+            $this->authData->appKey,
+            $this->authData->appSecret,
+            $this->authData->apiEndpoint,
+            $this->authData->consumerKey,
         );
 
         return $conn->get('/domain/extensions', [
-            'ovhSubsidiary' => $this->authData['ovhSubsidiary'],
+            'ovhSubsidiary' => $this->authData->ovhSubsidiary,
         ]);
     }