diff --git a/TODO b/TODO
index 8a4afd0..9920c54 100644
--- a/TODO
+++ b/TODO
@@ -1,3 +1,3 @@
+versions, get from weekly
 more UNIT tests
-DB migrations
 
diff --git a/composer.json b/composer.json
index 8982a17..e8a5fcb 100644
--- a/composer.json
+++ b/composer.json
@@ -1,8 +1,8 @@
 {
   "name": "24unix/bindapi",
   "description": "manage Bind9 DNS server via REST API",
-  "version": "2023.0.1",
-  "build_number": "344",
+  "version": "1.0.7",
+  "build_number": "345",
   "authors": [
     {
       "name": "Micha Espey",
diff --git a/db/migrations/20240418172308_api_key_creation_date.php b/db/migrations/20240418172308_api_key_creation_date.php
new file mode 100644
index 0000000..a40a5f9
--- /dev/null
+++ b/db/migrations/20240418172308_api_key_creation_date.php
@@ -0,0 +1,24 @@
+<?php
+
+use Phinx\Db\Adapter\MysqlAdapter;
+
+class ApiKeyCreationDate extends Phinx\Migration\AbstractMigration
+{
+    public function change()
+    {
+        $this->table('apikeys', [
+                'id' => false,
+                'primary_key' => ['id'],
+                'engine' => 'InnoDB',
+                'encoding' => 'utf8mb4',
+                'collation' => 'utf8mb4_unicode_ci',
+                'comment' => '',
+                'row_format' => 'DYNAMIC',
+            ])
+            ->addColumn('created_at', 'timestamp', [
+                'null' => false,
+                'after' => 'apikey',
+            ])
+            ->save();
+    }
+}
diff --git a/db/migrations/20240419120157_unique_config_values.php b/db/migrations/20240419120157_unique_config_values.php
new file mode 100644
index 0000000..0080450
--- /dev/null
+++ b/db/migrations/20240419120157_unique_config_values.php
@@ -0,0 +1,24 @@
+<?php
+
+use Phinx\Db\Adapter\MysqlAdapter;
+
+class UniqueConfigValues extends Phinx\Migration\AbstractMigration
+{
+    public function change()
+    {
+        $this->table('config', [
+                'id' => false,
+                'primary_key' => ['name'],
+                'engine' => 'InnoDB',
+                'encoding' => 'utf8mb4',
+                'collation' => 'utf8mb4_general_ci',
+                'comment' => '',
+                'row_format' => 'DYNAMIC',
+            ])
+            ->addIndex(['name'], [
+                'name' => 'name',
+                'unique' => true,
+            ])
+            ->save();
+    }
+}
diff --git a/db/migrations/schema.php b/db/migrations/schema.php
index 814ceb3..347830e 100644
--- a/db/migrations/schema.php
+++ b/db/migrations/schema.php
@@ -129,7 +129,7 @@ return array (
           'CHARACTER_SET_NAME' => 'utf8mb4',
           'COLLATION_NAME' => 'utf8mb4_general_ci',
           'COLUMN_TYPE' => 'varchar(256)',
-          'COLUMN_KEY' => '',
+          'COLUMN_KEY' => 'PRI',
           'EXTRA' => '',
           'PRIVILEGES' => 'select,insert,update,references',
           'COLUMN_COMMENT' => '',
@@ -160,33 +160,27 @@ return array (
           'IS_GENERATED' => 'NEVER',
           'GENERATION_EXPRESSION' => NULL,
         ),
-        'fff' => 
-        array (
-          'TABLE_CATALOG' => 'def',
-          'TABLE_NAME' => 'config',
-          'COLUMN_NAME' => 'fff',
-          'ORDINAL_POSITION' => 3,
-          'COLUMN_DEFAULT' => NULL,
-          'IS_NULLABLE' => 'NO',
-          'DATA_TYPE' => 'int',
-          'CHARACTER_MAXIMUM_LENGTH' => NULL,
-          'CHARACTER_OCTET_LENGTH' => NULL,
-          'NUMERIC_PRECISION' => 10,
-          'NUMERIC_SCALE' => 0,
-          'DATETIME_PRECISION' => NULL,
-          'CHARACTER_SET_NAME' => NULL,
-          'COLLATION_NAME' => NULL,
-          'COLUMN_TYPE' => 'int(11)',
-          'COLUMN_KEY' => '',
-          'EXTRA' => '',
-          'PRIVILEGES' => 'select,insert,update,references',
-          'COLUMN_COMMENT' => '',
-          'IS_GENERATED' => 'NEVER',
-          'GENERATION_EXPRESSION' => NULL,
-        ),
       ),
       'indexes' => 
       array (
+        'name' => 
+        array (
+          1 => 
+          array (
+            'Table' => 'config',
+            'Non_unique' => 0,
+            'Key_name' => 'name',
+            'Seq_in_index' => 1,
+            'Column_name' => 'name',
+            'Collation' => 'A',
+            'Sub_part' => NULL,
+            'Packed' => NULL,
+            'Null' => '',
+            'Index_type' => 'BTREE',
+            'Comment' => '',
+            'Index_comment' => '',
+          ),
+        ),
       ),
       'foreign_keys' => NULL,
     ),
@@ -927,6 +921,30 @@ return array (
           'IS_GENERATED' => 'NEVER',
           'GENERATION_EXPRESSION' => NULL,
         ),
+        'created_at' => 
+        array (
+          'TABLE_CATALOG' => 'def',
+          'TABLE_NAME' => 'apikeys',
+          'COLUMN_NAME' => 'created_at',
+          'ORDINAL_POSITION' => 5,
+          'COLUMN_DEFAULT' => NULL,
+          'IS_NULLABLE' => 'NO',
+          'DATA_TYPE' => 'timestamp',
+          'CHARACTER_MAXIMUM_LENGTH' => NULL,
+          'CHARACTER_OCTET_LENGTH' => NULL,
+          'NUMERIC_PRECISION' => NULL,
+          'NUMERIC_SCALE' => NULL,
+          'DATETIME_PRECISION' => 0,
+          'CHARACTER_SET_NAME' => NULL,
+          'COLLATION_NAME' => NULL,
+          'COLUMN_TYPE' => 'timestamp',
+          'COLUMN_KEY' => '',
+          'EXTRA' => '',
+          'PRIVILEGES' => 'select,insert,update,references',
+          'COLUMN_COMMENT' => '',
+          'IS_GENERATED' => 'NEVER',
+          'GENERATION_EXPRESSION' => NULL,
+        ),
       ),
       'indexes' => 
       array (
diff --git a/src/Controller/CLIController.php b/src/Controller/CLIController.php
index d6d7c27..51b0011 100644
--- a/src/Controller/CLIController.php
+++ b/src/Controller/CLIController.php
@@ -26,6 +26,7 @@ use App\Repository\DomainRepository;
 use App\Repository\DynDNSRepository;
 use App\Repository\NameserverRepository;
 use App\Repository\PanelRepository;
+use App\Repository\SettingsRepository;
 use Arubacao\TldChecker\Validator;
 use Exception;
 use JsonMapper;
@@ -62,11 +63,38 @@ class CLIController
         private readonly PanelRepository      $panelRepository,
         private readonly ConfigController     $configController,
         private readonly EncryptionController $encryptionController,
+        private readonly SettingsRepository   $settingsRepository,
         private                               $logger,
         private bool                          $quiet
     )
     {
         $this->commandGroupContainer = (new CommandGroupContainer())
+            ->addCommandGroup(commandGroup: (new CommandGroup(name: 'apikeys', description: 'API keys to access this bindAPI'))
+                ->addCommand(command: new Command(
+                    name: 'list',
+                    callback: function () {
+                        $this->apikeysList();
+                    }))
+                ->addCommand(command: new Command(
+                    name: 'create',
+                    callback: function () {
+                        $this->apikeysCreate();
+                    },
+                    mandatoryParameters: ['name']))
+                ->addCommand(command: new Command(
+                    name: 'update',
+                    callback: function () {
+                        $this->apikeysUpdate();
+                    },
+                    mandatoryParameters: ['ID',],
+                    optionalParameters: ['name=<name>']))
+                ->addCommand(command: new Command(
+                    name: 'delete',
+                    callback: function () {
+                        $this->apikeysDelete();
+                    },
+                    mandatoryParameters: ['ID'])))
+
             ->addCommandGroup(commandGroup: (new CommandGroup(name: 'check', description: 'health checks the system can perform'))
                 ->addCommand(command: new Command(
                     name: 'permissions',
@@ -118,9 +146,9 @@ class CLIController
                 ->addCommand(command: new Command(
                     name: 'version',
                     callback: function () {
-                        $this->checksVersion();
+                        $this->checkVersion();
                     },
-                    optionalParameters: ['major:minor:patch'],
+                    optionalParameters: ['update'],
                     description: 'Read or set the bindApi version in the database')))
             ->addCommandGroup(commandGroup: (new CommandGroup(name: 'panels', description: 'all KeyHelp systems configured'))
                 ->addCommand(command: new Command(
@@ -227,31 +255,6 @@ class CLIController
                         $this->dynDnsDelete();
                     },
                     mandatoryParameters: ['ID'])))
-            ->addCommandGroup(commandGroup: (new CommandGroup(name: 'apikeys', description: 'API keys to access this bindAPI'))
-                ->addCommand(command: new Command(
-                    name: 'list',
-                    callback: function () {
-                        $this->apikeysList();
-                    }))
-                ->addCommand(command: new Command(
-                    name: 'create',
-                    callback: function () {
-                        $this->apikeysCreate();
-                    },
-                    mandatoryParameters: ['name']))
-                ->addCommand(command: new Command(
-                    name: 'update',
-                    callback: function () {
-                        $this->apikeysUpdate();
-                    },
-                    mandatoryParameters: ['ID',],
-                    optionalParameters: ['name=<name>']))
-                ->addCommand(command: new Command(
-                    name: 'delete',
-                    callback: function () {
-                        $this->apikeysDelete();
-                    },
-                    mandatoryParameters: ['ID'])))
             ->addCommandGroup(commandGroup: (new CommandGroup(name: 'migrations', description: 'maintain database migrations'))
                 ->addCommand(command: new Command(
                     name: 'status',
@@ -1155,21 +1158,18 @@ class CLIController
         exit(0);
     }
 
-    /**
-     * @return void
-     */
     function apikeysList(): void
     {
         $keys = $this->apikeyRepository->findAll();
         if (!empty($keys)) {
-            echo 'All valid API keys:' . PHP_EOL;
             $table = new ConsoleTable();
-            $table->setHeaders(content: ['ID', 'Name', 'API key prefix']);
+            $table->setHeaders(content: ['ID', 'Name', 'API key prefix', 'Created at']);
             foreach ($keys as $key) {
                 $row = [];
                 $row[] = $key->getID();
                 $row[] = $key->getName();
                 $row[] = $key->getApikeyPrefix();
+                $row[] = $key->getCreatedAt();
                 $table->addRow(data: $row);
             }
             $table->setPadding(value: 2);
@@ -2002,9 +2002,49 @@ class CLIController
         echo 'Not yet implemented.' . PHP_EOL;
     }
 
-    private function checksVersion(): void
+    private function checkVersion(): void
     {
-        echo 'Not yet implemented.' . PHP_EOL;
+        $update = false;
+        if (isset($this->arguments[1])) {
+            $action = $this->arguments[1];
+            if ($action !== 'update') {
+                if (!$this->quiet) {
+                    echo 'The only allowed argument is "' . COLOR_YELLOW . 'update' . COLOR_DEFAULT . '.' . PHP_EOL;
+                }
+                exit(1);
+            }
+            $update = true;
+        }
+
+        $composerFile = dirname(path: __DIR__, levels: 2) . DIRECTORY_SEPARATOR . 'composer.json';
+        $composerJson = json_decode(json: file_get_contents(filename: $composerFile), associative: false);
+
+        $fileVersion = $composerJson->version;
+        $fileBuildNumber = $composerJson->build_number;
+        [$major, $minor, $patch] = explode(separator: '.', string: $fileVersion);
+        $version = [
+            'major' => $major,
+            'minor' => $minor,
+            'patch' => $patch
+        ];
+        $json = json_encode(value: ['version' => $version]);
+
+        echo "File version:\t\t$fileVersion" . PHP_EOL;
+        echo "File build number:\t$fileBuildNumber" . PHP_EOL;
+
+        if ($update) {
+            $this->settingsRepository->set(name: 'version', value: $json);
+            $this->settingsRepository->set(name: 'buildnumber', value: $fileBuildNumber);
+        }
+        $currentDBVersion = $this->settingsRepository->findByName(name: 'version');
+        $dbVersion = json_decode($currentDBVersion);
+
+        $currentDBBuildnumber= $this->settingsRepository->findByName(name: 'buildnumber');
+        echo "DB version:\t\t";
+        echo $dbVersion->version->major . '.';
+        echo $dbVersion->version->minor . '.';
+        echo $dbVersion->version->patch . PHP_EOL;
+        echo "DB build number:\t$currentDBBuildnumber" . PHP_EOL;
     }
 
     private function dynDnyUpdate(): void
diff --git a/src/Controller/ConfigController.php b/src/Controller/ConfigController.php
index bd65ce7..a7e2ef1 100644
--- a/src/Controller/ConfigController.php
+++ b/src/Controller/ConfigController.php
@@ -2,9 +2,6 @@
 
 namespace App\Controller;
 
-/**
- *
- */
 class ConfigController
 {
     private array $config;
diff --git a/src/Entity/Apikey.php b/src/Entity/Apikey.php
index 08fd863..fdc3010 100644
--- a/src/Entity/Apikey.php
+++ b/src/Entity/Apikey.php
@@ -5,20 +5,16 @@ namespace App\Entity;
 use App\Controller\ConfigController;
 use App\Controller\EncryptionController;
 use Exception;
-use SodiumException;
 
-/**
- *
- */
 class Apikey
 {
-
     public function __construct(
         private int             $id = 0,
         private string          $name = '',
         private string          $apikey = '',
         private string          $apikeyPrefix = '',
-        private readonly string $passphrase = ''
+        private readonly string $passphrase = '',
+        private string          $createdAt = ''
     )
     {
         if ($this->passphrase) {
@@ -31,82 +27,45 @@ class Apikey
 
             try {
                 $this->apikey = $encryptionController->safeEncrypt(message: $this->passphrase, key: $encryptionKey);
-            } catch (Exception|SodiumException $e) {
+            } catch (Exception $e) {
                 exit($e->getMessage() . PHP_EOL);
             }
         }
     }
 
-    /**
-     * @return string
-     */
-    public function getPassphrase(): string
+    public function getCreatedAt(): string
     {
-        return $this->passphrase;
+        return $this->createdAt;
     }
 
-
-    /**
-     * @return String
-     */
     public function getApikey(): string
     {
         return $this->apikey;
     }
 
-    /**
-     * @return string
-     */
     public function getApikeyPrefix(): string
     {
         return $this->apikeyPrefix;
     }
 
 
-    /**
-     * @return int
-     */
     public function getId(): int
     {
         return $this->id;
     }
 
-    /**
-     * @param int $id
-     */
-    public function setId(int $id): void
-    {
-        $this->id = $id;
-    }
-
-    /**
-     * @return String
-     */
     public function getName(): string
     {
         return $this->name;
     }
 
-    /**
-     * @param string $apikeyPrefix
-     */
-    public function setApikeyPrefix(string $apikeyPrefix): void
-    {
-        $this->apikeyPrefix = $apikeyPrefix;
-    }
 
-    /**
-     * @param String $apiToken
-     */
     public function setApikey(string $apikey): void
     {
         $this->apikey = $apikey;
     }
 
 
-    /**
-     * @param String $name
-     */
     public function setName(string $name): void
     {
         $this->name = $name;
diff --git a/src/Controller/DatabaseConnection.php b/src/Provider/DatabaseConnection.php
similarity index 96%
rename from src/Controller/DatabaseConnection.php
rename to src/Provider/DatabaseConnection.php
index ba4f3a4..3113c54 100644
--- a/src/Controller/DatabaseConnection.php
+++ b/src/Provider/DatabaseConnection.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App\Controller;
+namespace App\Provider;
 
 //error_reporting(error_level: E_ALL);
 
@@ -8,6 +8,7 @@ namespace App\Controller;
 use PDO;
 use PDOException;
 use PHPUnit\Exception;
+use App\Controller\ConfigController;
 
 /**
  *
@@ -22,6 +23,7 @@ class DatabaseConnection
     const TABLE_PANELS      = self::TABLE_PREFIX . "panels";
     const TABLE_APIKEYS     = self::TABLE_PREFIX . "apikeys";
     const TABLE_DYNDNS      = self::TABLE_PREFIX . "dyndns";
+    const TABLE_SETTINGS    = self::TABLE_PREFIX . 'config';
 
     public function __construct(private readonly ConfigController $configController)
     {
diff --git a/src/Repository/ApikeyRepository.php b/src/Repository/ApikeyRepository.php
index dcd0376..590bbc0 100644
--- a/src/Repository/ApikeyRepository.php
+++ b/src/Repository/ApikeyRepository.php
@@ -3,7 +3,7 @@ namespace App\Repository;
 
 error_reporting(error_level: E_ALL);
 
-use App\Controller\DatabaseConnection;
+use App\Provider\DatabaseConnection;
 use App\Controller\EncryptionController;
 use App\Entity\Apikey;
 use PDO;
@@ -18,27 +18,24 @@ class ApikeyRepository
 	{}
 	
 	
-	/**
-	 * @return array|false
-	 */
 	public function findAll(): bool|array
 	{
 
 		$sql = "
-            SELECT id, name, apikey_prefix, apikey
+            SELECT id, name, apikey_prefix, apikey, created_at
             FROM " . DatabaseConnection::TABLE_APIKEYS;
 		
 		try {
 			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->execute();
 			
-			$apikeys = [];
+			$apiKeys = [];
 			
 			while ($result = $statement->fetch()) {
-				$apikey = new Apikey(id: $result['id'], name: $result['name'], apikey: $result['apikey'], apikeyPrefix: $result['apikey_prefix']);
-				$apikeys[] = $apikey;
+				$apikey = new Apikey(id: $result['id'], name: $result['name'], apikey: $result['apikey'], apikeyPrefix: $result['apikey_prefix'], createdAt: $result['created_at']);
+				$apiKeys[] = $apikey;
 			}
-			return $apikeys;
+			return $apiKeys;
 		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
diff --git a/src/Repository/DomainRepository.php b/src/Repository/DomainRepository.php
index ab85776..f184018 100644
--- a/src/Repository/DomainRepository.php
+++ b/src/Repository/DomainRepository.php
@@ -3,7 +3,7 @@
 namespace App\Repository;
 
 use App\Controller\ConfigController;
-use App\Controller\DatabaseConnection;
+use App\Provider\DatabaseConnection;
 use App\Entity\Domain;
 use Monolog\Logger;
 use PDO;
diff --git a/src/Repository/DynDNSRepository.php b/src/Repository/DynDNSRepository.php
index 142051f..9f4a63d 100644
--- a/src/Repository/DynDNSRepository.php
+++ b/src/Repository/DynDNSRepository.php
@@ -2,7 +2,7 @@
 
 namespace App\Repository;
 
-use App\Controller\DatabaseConnection;
+use App\Provider\DatabaseConnection;
 use App\Entity\DynDNS;
 use Monolog\Logger;
 use PDO;
diff --git a/src/Repository/NameserverRepository.php b/src/Repository/NameserverRepository.php
index b73ea7c..67ad28c 100644
--- a/src/Repository/NameserverRepository.php
+++ b/src/Repository/NameserverRepository.php
@@ -2,7 +2,7 @@
 
 namespace App\Repository;
 
-use App\Controller\DatabaseConnection;
+use App\Provider\DatabaseConnection;
 use App\Entity\Nameserver;
 use PDO;
 use PDOException;
diff --git a/src/Repository/PanelRepository.php b/src/Repository/PanelRepository.php
index 19e2b16..f259aed 100644
--- a/src/Repository/PanelRepository.php
+++ b/src/Repository/PanelRepository.php
@@ -2,7 +2,7 @@
 
 namespace App\Repository;
 
-use App\Controller\DatabaseConnection;
+use App\Provider\DatabaseConnection;
 use App\Entity\Panel;
 use PDO;
 use PDOException;
diff --git a/src/Repository/SettingsRepository.php b/src/Repository/SettingsRepository.php
new file mode 100644
index 0000000..68ea2dc
--- /dev/null
+++ b/src/Repository/SettingsRepository.php
@@ -0,0 +1,63 @@
+<?php declare(strict_types=1);
+namespace App\Repository;
+
+error_reporting(error_level: E_ALL);
+
+use App\Provider\DatabaseConnection;
+use App\Controller\EncryptionController;
+use PDO;
+use PDOException;
+
+/**
+ *
+ */
+readonly class SettingsRepository
+{
+    public function __construct(private DatabaseConnection $databaseConnection, EncryptionController $encryptionController)
+    {}
+
+    public function findByName(string $name): string|bool
+    {
+        $sql = "
+			SELECT value
+			FROM " . DatabaseConnection::TABLE_SETTINGS . "
+            WHERE name = :name;
+        ";
+
+        try {
+            $statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
+            $statement->bindParam(param: ':name', var: $name);
+            $statement->execute();
+            if ($result = $statement->fetch(mode: PDO::FETCH_ASSOC)) {
+                return $result['value'];
+            } else {
+                return false;
+            }
+        } catch (PDOException $e) {
+            exit($e->getMessage());
+        }
+    }
+
+    public function set(string $name, string $value): int
+    {
+
+        $sql = "
+            INSERT INTO " . DatabaseConnection::TABLE_SETTINGS . " (name, value)
+            VALUES (:name, :value)
+            ON DUPLICATE KEY UPDATE
+                value = :value
+            ";
+        
+        try {
+            $statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
+            $statement->bindParam(param: ':name', var: $name);
+            $statement->bindParam(param: ':value', var: $value);
+
+            $statement->execute();
+            return intval(value: $this->databaseConnection->getConnection()->lastInsertId());
+        } catch (PDOException $e) {
+            exit($e->getMessage());
+        }
+    }
+
+}
diff --git a/src/Controller/BindAPI.php b/src/Service/BindAPI.php
similarity index 94%
rename from src/Controller/BindAPI.php
rename to src/Service/BindAPI.php
index 25cb875..dd659fb 100755
--- a/src/Controller/BindAPI.php
+++ b/src/Service/BindAPI.php
@@ -1,9 +1,13 @@
 <?php declare(strict_types=1);
 
-namespace App\Controller;
+namespace App\Service;
 
 error_reporting(error_level: E_ALL);
 
+use App\Controller\ConfigController;
+use App\Controller\CLIController;
+use App\Controller\DomainController;
+use App\Controller\RequestController;
 use App\Repository\DomainRepository;
 use App\Repository\DynDNSRepository;
 use DI\Container;
@@ -17,9 +21,6 @@ use Monolog\Level;
 use Monolog\Logger;
 use function DI\autowire;
 
-/**
- *
- */
 class BindAPI
 {
 	private Logger $logger;
diff --git a/src/Util/Console.php b/src/Util/Console.php
index 558623c..5727671 100644
--- a/src/Util/Console.php
+++ b/src/Util/Console.php
@@ -1,6 +1,6 @@
 <?php
 
-use App\Controller\BindAPI;
+use App\Service\BindAPI;
 
 error_reporting(error_level: E_ALL & ~E_DEPRECATED);