diff --git a/composer.json b/composer.json
index 8f0620f..95b32a1 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,8 @@
     "ramsey/uuid": "^4.7",
     "google/recaptcha": "^1.3",
     "vlucas/phpdotenv": "^5.6",
-    "yiisoft/yii2-httpclient": "^2.0"
+    "yiisoft/yii2-httpclient": "^2.0",
+    "ipinfo/ipinfo": "^3.1"
   },
   "require-dev": {
     "yiisoft/yii2-debug": "~2.1.0",
diff --git a/utils/IPLocation.php b/utils/IPLocation.php
new file mode 100644
index 0000000..9b78b55
--- /dev/null
+++ b/utils/IPLocation.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace app\utils;
+
+use ipinfo\ipinfo\Details;
+use ipinfo\ipinfo\IPinfo;
+use ipinfo\ipinfo\IPinfoException;
+use Yii;
+
+class IPLocation
+{
+    private IPinfo $client;
+
+    public function __construct()
+    {
+        $this->client = new IPinfo(Yii::$app->params['ipinfoToken']);
+    }
+    public static function getDetails(string $ip): ?Details
+    {
+        $instance = new self();
+        try {
+            return $instance->client->getDetails($ip);
+        } catch (IPinfoException $e) {
+            Yii::error($e->getMessage());
+            /*
+             * Note:
+             * 如果出现SSL certificate problem: unable to get local issuer certificate
+             * 下载 https://curl.haxx.se/ca/cacert.pem 到 php\extras\ssl 并在php.ini中配置
+             * curl.cainfo = "文件的绝对路径"
+             * 解决方法参考: https://martinsblog.dk/windows-iis-with-php-curl-60-ssl-certificate-problem-unable-to-get-local-issuer-certificate/
+             */
+            return null;
+        }
+    }
+
+}
\ No newline at end of file