diff --git a/src/Form/LinkCheckerAdminSettingsForm.php b/src/Form/LinkCheckerAdminSettingsForm.php
index 73cafcf..0a432c6 100644
--- a/src/Form/LinkCheckerAdminSettingsForm.php
+++ b/src/Form/LinkCheckerAdminSettingsForm.php
@@ -15,6 +15,7 @@ use Drupal\linkchecker\LinkCheckerResponseCodesInterface;
 use Drupal\linkchecker\LinkCheckerService;
 use Drupal\linkchecker\LinkCleanUp;
 use Drupal\linkchecker\LinkExtractorBatch;
+use Drupal\linkchecker\LinkCheckerBatch;
 use Drupal\user\UserStorageInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
@@ -51,6 +52,13 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
    */
   protected $extractorBatch;
 
+  /**
+   * The LinkCheck batch.
+   *
+   * @var \Drupal\linkchecker\LinkCheckerBatch
+   */
+  protected $checkerBatch;
+
   /**
    * The link clean up.
    *
@@ -75,12 +83,13 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
   /**
    * LinkCheckerAdminSettingsForm constructor.
    */
-  public function __construct(ConfigFactoryInterface $config_factory, DateFormatterInterface $date_formatter, FilterPluginManager $plugin_manager_filter, LinkCheckerService $linkchecker_checker, LinkExtractorBatch $extractorBatch, LinkCleanUp $linkCleanUp, UserStorageInterface $user_storage, LinkCheckerResponseCodesInterface $linkCheckerResponseCodes) {
+  public function __construct(ConfigFactoryInterface $config_factory, DateFormatterInterface $date_formatter, FilterPluginManager $plugin_manager_filter, LinkCheckerService $linkchecker_checker, LinkExtractorBatch $extractorBatch, LinkCheckerBatch $checkerBatch, LinkCleanUp $linkCleanUp, UserStorageInterface $user_storage, LinkCheckerResponseCodesInterface $linkCheckerResponseCodes) {
     parent::__construct($config_factory);
     $this->dateFormatter = $date_formatter;
     $this->extractorBatch = $extractorBatch;
     $this->linkCleanUp = $linkCleanUp;
     $this->linkCheckerService = $linkchecker_checker;
+    $this->checkerBatch = $checkerBatch;
     $this->filterPluginManager = $plugin_manager_filter;
     $this->userStorage = $user_storage;
     $this->linkCheckerResponseCodes = $linkCheckerResponseCodes;
@@ -96,6 +105,7 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
       $container->get('plugin.manager.filter'),
       $container->get('linkchecker.checker'),
       $container->get('linkchecker.extractor_batch'),
+      $container->get('linkchecker.checker_batch'),
       $container->get('linkchecker.clean_up'),
       $container->get('entity_type.manager')->getStorage('user'),
       $container->get('linkchecker.response_codes')
@@ -183,6 +193,20 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
       '#title' => $this->t('Base path'),
       '#description' => $this->t('Should not start with URL scheme'),
     ];
+    $form['general']['localhost_url'] = [
+      '#default_value' => $config->get('localhost_url'),
+      '#type' => 'textfield',
+      '#size' => 20,
+      '#title' => $this->t('Override default host URL'),
+      '#description' => $this->t('Please leave it empty. It is only for the non-standard docker envirnoment with the security issue to override the default URL.'),
+    ];
+    $form['general']['localhost_portnumber'] = [
+      '#default_value' => $config->get('localhost_portnumber'),
+      '#type' => 'textfield',
+      '#size' => 10,
+      '#title' => $this->t('Override host port number'),
+      '#description' => $this->t('Please leave it empty. it is only for non-standard docker envirnoment with the security issue.'),
+    ];
 
     $form['tag'] = [
       '#type' => 'details',
@@ -415,6 +439,11 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
       '#value' => $this->t('Clear link data and analyze content for links'),
       '#submit' => ['::submitForm', '::submitClearAnalyzeLinks'],
     ];
+    $form['clear']['linkchecker_check'] = [
+      '#type' => 'submit',
+      '#value' => $this->t('Check links'),
+      '#submit' => ['::submitForm', '::submitCheck'],
+    ];
 
     return parent::buildForm($form, $form_state);
   }
@@ -465,6 +494,8 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
       ->set('check_links_types', $form_state->getValue('linkchecker_check_links_types'))
       ->set('default_url_scheme', $form_state->getValue('default_url_scheme'))
       ->set('base_path', $form_state->getValue('base_path'))
+      ->set('localhost_url', $form_state->getValue('localhost_url'))
+      ->set('localhost_portnumber', $form_state->getValue('localhost_portnumber'))
       ->set('extract.from_a', $form_state->getValue('linkchecker_extract_from_a'))
       ->set('extract.from_audio', $form_state->getValue('linkchecker_extract_from_audio'))
       ->set('extract.from_embed', $form_state->getValue('linkchecker_extract_from_embed'))
@@ -503,4 +534,10 @@ class LinkCheckerAdminSettingsForm extends ConfigFormBase {
     $this->submitAnalyzeLinks($form, $form_state);
   }
 
+  /**
+   * Check all links.
+   */
+  public function submitCheck(array &$form, FormStateInterface $form_state) {
+    $this->checkerBatch->batch();
+  }
 }
diff --git a/src/LinkCheckerService.php b/src/LinkCheckerService.php
index 80d4097..5567ebf 100644
--- a/src/LinkCheckerService.php
+++ b/src/LinkCheckerService.php
@@ -144,7 +144,22 @@ class LinkCheckerService {
     $headers = [];
     $headers['User-Agent'] = $userAgent;
 
-    $uri = @parse_url($link->getUrl());
+    $basepath = $this->linkcheckerSetting->get('base_path');
+    $overridehosturl = $this->linkcheckerSetting->get('localhost_url');
+    $overridehostport = $this->linkcheckerSetting->get('localhost_portnumber');
+    $url = $link->getUrl();
+    $uri = @parse_url($url);
+    //for non-standard environment (docker & ubuntu) on the security issue.
+    if (($uri['host'] == $basepath) && (isset($overridehosturl) && !empty($overridehosturl))) {
+      if (isset($overridehostport) && !empty($overridehostport)) {
+        $replacement =$overridehosturl . ':' . $overridehostport;
+      }
+      else {
+        $replacement =$overridehosturl;
+      }
+      $host_path = $uri['scheme'] . '://' . $uri['host'];
+      $url =  str_replace($host_path, $replacement, $url);
+    }
 
     // URL contains a fragment.
     if (in_array($link->getRequestMethod(), ['HEAD', 'GET']) && !empty($uri['fragment'])) {
@@ -169,8 +184,8 @@ class LinkCheckerService {
     ];
 
     return $this->httpClient
-      ->requestAsync($link->getRequestMethod(), $link->getUrl(), $options)
-      ->then(function (ResponseInterface $response) use ($link) {
+      ->requestAsync($link->getRequestMethod(), $url, $options)
+      ->then(function (ResponseInterface $response) use ($link, $uri) {
         $this->statusHandling($response, $link);
       },
       function (RequestException $e) use ($link) {