diff --git a/frontend/index.html b/frontend/index.html
index 3941e1ef0..2fd4c0993 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html>
     <head>
         <meta charset="UTF-8" />
         <link rel="icon" href="/public/favicon.png" />
diff --git a/frontend/src/views/setting/panel/systemip/index.vue b/frontend/src/views/setting/panel/systemip/index.vue
index 179df16e2..957f9f268 100644
--- a/frontend/src/views/setting/panel/systemip/index.vue
+++ b/frontend/src/views/setting/panel/systemip/index.vue
@@ -4,10 +4,17 @@
             <template #header>
                 <DrawerHeader :header="$t('setting.systemIP')" :back="handleClose" />
             </template>
-            <el-form ref="formRef" label-position="top" :model="form" @submit.prevent v-loading="loading">
+            <el-form
+                ref="formRef"
+                label-position="top"
+                :model="form"
+                :rules="rules"
+                @submit.prevent
+                v-loading="loading"
+            >
                 <el-row type="flex" justify="center">
                     <el-col :span="22">
-                        <el-form-item :label="$t('setting.systemIP')" prop="systemIP" :rules="Rules.ipV4V6OrDomain">
+                        <el-form-item :label="$t('setting.systemIP')" prop="systemIP">
                             <el-input clearable v-model="form.systemIP" />
                             <span class="input-help">{{ $t('commons.rule.hostHelper') }}</span>
                         </el-form-item>
@@ -31,8 +38,8 @@ import i18n from '@/lang';
 import { MsgSuccess } from '@/utils/message';
 import { updateSetting } from '@/api/modules/setting';
 import { FormInstance } from 'element-plus';
-import { Rules } from '@/global/form-rules';
 import DrawerHeader from '@/components/drawer-header/index.vue';
+import { checkDomain, checkIpV4V6 } from '@/utils/util';
 
 const emit = defineEmits<{ (e: 'search'): void }>();
 
@@ -47,6 +54,18 @@ const form = reactive({
 });
 
 const formRef = ref<FormInstance>();
+const rules = reactive({
+    systemIP: [{ validator: checkSystemIP, trigger: 'blur' }],
+});
+
+function checkSystemIP(rule: any, value: any, callback: any) {
+    if (form.systemIP !== '') {
+        if (checkIpV4V6(form.systemIP) && checkDomain(form.systemIP)) {
+            return callback(new Error(i18n.global.t('commons.rule.host')));
+        }
+    }
+    callback();
+}
 
 const acceptParams = (params: DialogProps): void => {
     form.systemIP = params.systemIP;
