diff --git a/CHANGELOG.md b/CHANGELOG.md
index 24d40d6..fe23a7c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2024-09-26 4.8.6
+* Optimized url-validator
+
 ## 2024-09-20 4.8.5
 * Project testing has been updated
 
diff --git a/VERSION b/VERSION
index bb6ebd3..7ea5948 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.8.5
+4.8.6
diff --git a/src/include/validators/url-validator/class-wc-retailcrm-url-constraint.php b/src/include/validators/url-validator/class-wc-retailcrm-url-constraint.php
index ef9adab..01fa705 100644
--- a/src/include/validators/url-validator/class-wc-retailcrm-url-constraint.php
+++ b/src/include/validators/url-validator/class-wc-retailcrm-url-constraint.php
@@ -62,6 +62,6 @@ if (!class_exists('WC_Retailcrm_Url_Constraint')) :
         /**
          * @var string
          */
-        public $getFileError = 'Unable to obtain reference values.';
+        public $getFileError = 'Bad Request, file not getted';
     }
 endif;
diff --git a/src/include/validators/url-validator/class-wc-retailcrm-url-validator.php b/src/include/validators/url-validator/class-wc-retailcrm-url-validator.php
index 0f1b245..2e0d25c 100644
--- a/src/include/validators/url-validator/class-wc-retailcrm-url-validator.php
+++ b/src/include/validators/url-validator/class-wc-retailcrm-url-validator.php
@@ -16,6 +16,7 @@ if (!class_exists('WC_Retailcrm_Url_Validator')) :
     {
         const CRM_DOMAINS_URL = 'https://infra-data.retailcrm.tech/crm-domains.json';
         const BOX_DOMAINS_URL = 'https://infra-data.retailcrm.tech/box-domains.json';
+        const CRM_ALL_DOMAINS = ["ecomlogic.com", "retailcrm.ru", "retailcrm.pro", "retailcrm.es", "simla.com", "simla.io", "retailcrm.io"];
 
         /**
          * @param string $crmUrl
@@ -169,9 +170,15 @@ if (!class_exists('WC_Retailcrm_Url_Validator')) :
         private function getValidDomains(string $domainUrl): array
         {
             try {
-                $content = json_decode(file_get_contents($domainUrl), true);
+                $content = wp_remote_get($domainUrl);
+                
+                if (!$content instanceof WP_ERROR && $content['response']['code'] === 200) {
+                    $domains = json_decode($content['body'], true);
 
-                return array_column($content['domains'], 'domain');
+                    return array_column($domains['domains'], 'domain');
+                }
+
+                return self::CRM_ALL_DOMAINS;
             } catch (Exception $exception) {
                 throw new ValidatorException($this->getFileError);
             }
diff --git a/src/readme.txt b/src/readme.txt
index b604677..6db55e0 100644
--- a/src/readme.txt
+++ b/src/readme.txt
@@ -5,7 +5,7 @@ Tags: Интеграция, Simla.com, simla
 Requires PHP: 7.1
 Requires at least: 5.3
 Tested up to: 6.5
-Stable tag: 4.8.5
+Stable tag: 4.8.6
 License: GPLv1 or later
 License URI: http://www.gnu.org/licenses/gpl-1.0.html
 
@@ -82,6 +82,9 @@ Asegúrate de tener una clave API específica para cada tienda. Las siguientes i
 
 
 == Changelog ==
+= 4.8.6 =
+* Optimized url-validator
+
 = 4.8.5 =
 * Project testing has been updated
 
diff --git a/src/retailcrm.php b/src/retailcrm.php
index f941f5f..24a7591 100644
--- a/src/retailcrm.php
+++ b/src/retailcrm.php
@@ -5,7 +5,7 @@
  * Description: Integration plugin for WooCommerce & Simla.com
  * Author: RetailDriver LLC
  * Author URI: http://retailcrm.pro/
- * Version: 4.8.5
+ * Version: 4.8.6
  * Tested up to: 6.5
  * Requires Plugins: woocommerce
  * WC requires at least: 5.4
diff --git a/src/uninstall.php b/src/uninstall.php
index 56cfb4f..2db9e4a 100644
--- a/src/uninstall.php
+++ b/src/uninstall.php
@@ -16,7 +16,7 @@
  *
  * @link       https://wordpress.org/plugins/woo-retailcrm/
  *
- * @version    4.8.5
+ * @version    4.8.6
  *
  * @package    RetailCRM
  */