diff --git a/cmdRoute.php b/cmdRoute.php
index 5454635..c494e1a 100644
--- a/cmdRoute.php
+++ b/cmdRoute.php
@@ -1,10 +1,12 @@
 <?php
 
 require_once 'models/tgDC.php';
+require_once 'models/ipInfo.php';
 require_once 'models/cfopPic.php';
 require_once 'models/kmsCheck.php';
 
 $cmds = array( // 命令列表
+    'ip',
     'dc',
     'kms',
     'cfop'
@@ -12,6 +14,9 @@ $cmds = array( // 命令列表
 
 function route($cmd, $rawParam) { // 命令请求路由
     switch ($cmd) {
+        case 'ip':
+            ipInfo($rawParam);
+            break;
         case 'dc':
             tgDC($rawParam);
             break;
@@ -26,6 +31,9 @@ function route($cmd, $rawParam) { // 命令请求路由
 
 function routeCallback($cmd, $rawParam) { // 回调请求路由
     switch ($cmd) {
+        case 'ip':
+            ipInfoCallback($rawParam);
+            break;
         case 'cfop':
             cfopPicCallback($rawParam);
             break;
diff --git a/models/ipInfo.php b/models/ipInfo.php
new file mode 100644
index 0000000..f1db2db
--- /dev/null
+++ b/models/ipInfo.php
@@ -0,0 +1,167 @@
+<?php
+
+class ipInfo {
+    private $apiPath = 'https://api.343.re/ip/';
+
+    public function isDomain($domain) { // 检测是否为域名
+        preg_match('/^(?=^.{3,255}$)[a-zA-Z0-9][-a-zA-Z0-9]{0,62}(\.[a-zA-Z0-9][-a-zA-Z0-9]{0,62})+$/', $domain, $match);
+        return (count($match) != 0);
+    }
+
+    private function changeCoor($num) { // 转为时分秒格式
+        $stage_1 = floor($num);
+        $stage_3 = ($num - $stage_1) * 60;
+        $stage_2 = floor($stage_3);
+        $stage_3 = round(($stage_3 - $stage_2) * 60);
+        return $stage_1 . '°' . $stage_2 . '′' . $stage_3 . '"';
+    }
+
+    private function coorFormat($rawStr) { // 格式化经纬度字符串
+        $lat = number_format(trim(explode(',', $rawStr)[0]), 8); // 纬度
+        $str = '(' . $this->changeCoor(abs($lat));
+        $str .= ($lat < 0) ? 'S' : 'N';
+        $lon = number_format(trim(explode(',', $rawStr)[1]), 8); // 经度
+        $str .= ', ' . $this->changeCoor(abs($lon));
+        $str .= ($lon < 0) ? 'W' : 'E';
+        $str .= ')';
+        return $str;
+    }
+
+    private function dnsResolveIPv4($domain) { // DNS解析A记录
+        $ipAddr = array();
+        $rs = dns_get_record(strtolower($domain), DNS_A);
+        foreach ($rs as $record) {
+            $ipAddr[] = $record['ip'];
+        }
+        return $ipAddr;
+    }
+    
+    private function dnsResolveIPv6($domain) { // DNS解析AAAA记录
+        $ipAddr = array();
+        $rs = dns_get_record(strtolower($domain), DNS_AAAA);
+        foreach ($rs as $record) {
+            $ipAddr[] = $record['ipv6'];
+        }
+        return $ipAddr;
+    }
+    
+    public function dnsResolve($domain) { // DNS解析IP记录
+        $ipAddr = array();
+        $ipv4 = $this->dnsResolveIPv4($domain);
+        foreach ($ipv4 as $ip) {
+            $ipAddr[] = $ip;
+        }
+        $ipv6 = $this->dnsResolveIPv6($domain);
+        foreach ($ipv6 as $ip) {
+            $ipAddr[] = $ip;
+        }
+        return $ipAddr;
+    }
+
+    public function getInfo($ip) {
+        if (!filter_var($ip, FILTER_VALIDATE_IP)) { // IP地址不合法
+            return array(
+                'text' => 'Illegal IP Address'
+            );
+        }
+        $info = json_decode(file_get_contents($this->apiPath . $ip), true);
+        if ($info['status'] !== 'T') { // 上游接口错误
+            return array(
+                'text' => 'Server Error'
+            );
+        }
+        $msg = '<b>IP:</b> <code>' . $info['ip'] . '</code>' . PHP_EOL;
+        if ($info['as'] != NULL) {
+            $msg .= '<b>AS:</b> <a href="https://bgpview.io/asn/' . substr($info['as'], 2) . '">';
+            $msg .= $info['as'] . '</a>' . PHP_EOL;
+        }
+        if ($info['loc'] != NULL) {
+            $msg .= '<b>Location:</b> <a href="https://earth.google.com/web/@';
+            $msg .= $info['loc'] . ',9.963a,7999.357d,35y,-34.3h,45t,0r/data=KAI">';
+            $msg .= $this->coorFormat($info['loc']) . '</a>' . PHP_EOL;
+        }
+        if ($info['city'] != NULL) { $msg .= '<b>City:</b> ' . $info['city'] . PHP_EOL; }
+        if ($info['region'] != NULL) { $msg .= '<b>Region:</b> ' . $info['region'] . PHP_EOL; }
+        if ($info['country'] != NULL) { $msg .= '<b>Country:</b> ' . $info['country'] . PHP_EOL; }
+        if ($info['timezone'] != NULL) { $msg .= '<b>Timezone:</b> ' . $info['timezone'] . PHP_EOL; }
+        if ($info['isp'] != NULL) { $msg .= '<b>ISP:</b> ' . $info['isp'] . PHP_EOL; }
+        if ($info['scope'] != NULL) { $msg .= '<b>Scope:</b> <code>' . $info['scope'] . '</code>' . PHP_EOL; }
+        if ($info['detail'] != NULL) { $msg .= '<b>Detail:</b> ' . $info['detail'] . PHP_EOL; }
+        return array(
+            'parse_mode' => 'HTML', // HTML格式输出
+            'disable_web_page_preview' => 'true', // 不显示页面预览
+            'text' => $msg,
+            'reply_markup' => json_encode(array( // 显示按钮
+                'inline_keyboard' => array([[
+                    'text' => 'View on echoIP',
+                    'url' => 'https://ip.dnomd343.top/?ip=' . $ip
+                ]])
+            ))
+        );
+    }
+}
+
+function ipInfo($rawParam) { // IP查询入口
+    global $chatId;
+    if ($rawParam == '' || $rawParam === 'help') { // 显示使用说明
+        sendMessage($chatId, array(
+            'parse_mode' => 'Markdown',
+            'text' => '*Usage:*  `/ip IPv4/IPv6/Domain`',
+            'reply_markup' => json_encode(array( // 显示echoIP按钮
+                'inline_keyboard' => array([[
+                    'text' => 'Get my IP address',
+                    'url' => 'https://ip.dnomd343.top/'
+                ]])
+            ))
+        ));
+        return;
+    }
+    if (filter_var($rawParam, FILTER_VALIDATE_IP)) { // 参数为IP地址
+        sendMessage($chatId, (new ipInfo)->getInfo($rawParam));
+        return;
+    }
+    if ((new ipInfo)->isDomain($rawParam)) {
+        $ips = (new ipInfo)->dnsResolve($rawParam);
+        if (count($ips) == 0) { // 解析不到IP记录
+            sendMessage($chatId,  array(
+                'parse_mode' => 'Markdown',
+                'text' => 'Nothing found of `' . $rawParam . '`'
+            ));
+            return;
+        }
+        foreach ($ips as $ip) {
+            $buttons[] = array([ // 生成按钮列表
+                'text' => $ip,
+                'callback_data' => '/ip ' . $ip
+            ]);
+        }
+        if (count($ips) >= 2) {
+            $buttons[] = array([ // 两个及以上的IP 添加显示全部的按钮
+                'text' => 'Get all detail',
+                'callback_data' => '/ip ' . $rawParam
+            ]);
+        }
+        sendMessage($chatId,  array(
+            'parse_mode' => 'Markdown',
+            'text' => 'DNS resolve of `' . $rawParam . '`',
+            'reply_markup' => json_encode(array( // 显示IP列表按钮
+                'inline_keyboard' => $buttons
+            ))
+        ));
+    }
+}
+
+function ipInfoCallback($rawParam) { // IP查询回调入口
+    global $chatId;
+    $content = explode(',', $rawParam);
+    if (filter_var($rawParam, FILTER_VALIDATE_IP)) { // 参数为IP地址
+        ipInfo($rawParam);
+    } else { // 参数为域名
+        $ips = (new ipInfo)->dnsResolve($rawParam);
+        foreach ($ips as $ip) {
+            ipInfo($ip); // 逐个输出
+        }
+    }
+}
+
+?>
\ No newline at end of file