diff --git a/components/common/DomainList.vue b/components/common/DomainList.vue
index 80f5630..c419267 100644
--- a/components/common/DomainList.vue
+++ b/components/common/DomainList.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
-import {SupportedTLDs} from "~/utils/domain";
-
+const domainStore = useDomainStore();
+const SupportedTLDs = new Set(Object.keys(domainStore.SupportedTLDs));
 const isOpen = ref(false)
 const {t} = useI18n()
 </script>
diff --git a/components/domain/Editor.vue b/components/domain/Editor.vue
new file mode 100644
index 0000000..0700d1d
--- /dev/null
+++ b/components/domain/Editor.vue
@@ -0,0 +1,53 @@
+<template>
+  <div class="px-4 space-y-4">
+    <div class="flex gap-2 items-center">
+      <UInput v-model="newDomainSuffix" @input="searchSuffix" placeholder="域名后缀，如 .cn" class="flex-grow rounded shadow transition duration-200 ease-in-out" />
+      <UInput v-model="newWhoisServer" placeholder="Whois服务器，如 whois.cnnic.net.cn" class="flex-grow border-gray-300 rounded shadow transition duration-200 ease-in-out" />
+      <UButton @click="addSuffix" type="button" :disabled="suffixExists" class="p-2 bg-blue-500 text-white rounded hover:bg-blue-700 shadow disabled:bg-gray-400 disabled:cursor-not-allowed transition duration-200 ease-in-out">添加</UButton>
+    </div>
+    <div class="text-sm" v-if="suffixExists">
+      <span class="text-red-500">后缀已存在</span>
+    </div>
+    <div class="overflow-auto h-64 mt-4 bg-gray-50 rounded shadow">
+      <div v-for="(server, suffix) in domainStore.SupportedTLDs" :key="suffix" class="flex items-center justify-between p-2 border-b border-gray-200 last:border-b-0">
+        <div>{{ suffix }}: {{ server }}</div>
+        <UButton @click="removeSuffix(suffix)" type="button" class="bg-red-500 hover:bg-red-700 text-white p-1 rounded shadow transition duration-200 ease-in-out">删除</UButton>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+const domainStore = useDomainStore();
+const newDomainSuffix = ref('');
+const newWhoisServer = ref('');
+const suffixExists = computed(() => newDomainSuffix.value in domainStore.SupportedTLDs);
+
+const toast = useToast()
+
+const addSuffix = async () => {
+  if (newDomainSuffix.value && newWhoisServer.value && !suffixExists.value) {
+    await domainStore.addSuffix(newDomainSuffix.value, newWhoisServer.value);
+    newDomainSuffix.value = '';
+    newWhoisServer.value = '';
+    toast.add(
+        { title: '添加成功' }
+    );
+  }
+};
+
+const removeSuffix = async (suffix: string) => {
+  await domainStore.removeSuffix(suffix);
+  toast.add(
+      { title: '删除成功',
+      }
+  );
+};
+
+const searchSuffix = () => {
+  // 这个方法被@input事件触发，用于即时反馈，但实际逻辑已由suffixExists处理
+};
+</script>
+<style scoped>
+
+</style>
diff --git a/layouts/default.vue b/layouts/default.vue
index 37452df..7a7f47a 100644
--- a/layouts/default.vue
+++ b/layouts/default.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import {SupportedTLDs} from "~/utils/domain";
 import {useStyleStore} from "~/stores/style";
 
 const { t } = useI18n()
@@ -14,7 +13,9 @@ const router = useRouter();
 const runtimeConfig = useRuntimeConfig()
 const localePath = useLocalePath()
 const settingsStore = useSettingsStore()
+const domainStore = useDomainStore()
 
+const SupportedTLDs = new Set(Object.keys(domainStore.SupportedTLDs));
 const handleAction = async (url: any) => {
   if (!state.domain) return toast.add({ title: '请输入域名' })
   let domain = trimDomain(state.domain);
diff --git a/pages/settings/index.vue b/pages/settings/index.vue
index 3f50312..f9a8bc2 100644
--- a/pages/settings/index.vue
+++ b/pages/settings/index.vue
@@ -1,6 +1,7 @@
 <script setup lang="ts">
 import {useStyleStore} from "~/stores/style";
 import {useSettingsStore} from "~/stores/settings";
+import {useDomainStore} from "~/stores/domain";
 
 const styleStore = useStyleStore()
 const settingsStore = useSettingsStore()
@@ -11,6 +12,7 @@ styleStore.setIsPage(true)
 const {isHistory} = storeToRefs(settingsStore)
 const isOpen = ref(false)
 
+const isEditDomainOpen = ref(false)
 
 const handleReset = async () => {
   settingsStore.setHistory(true)
@@ -37,11 +39,61 @@ const handleReset = async () => {
     </UCard>
   </div>
 
+  <div class="setting">
+    <div class="text-2xl font-bold mt-[30px] mb-[20px]"> 后缀设置 </div>
+    <u-card class="set-item">
+      <div class="flex justify-between items-center">
+        <div class="text-base"> 自定义后缀 </div>
+        <div class="text-sm			" >
+          自定义编辑管理添加后缀
+        </div>
+        <div>
+          <u-button type="warning"
+                    @click="isEditDomainOpen = true"
+          > 管理 </u-button>
+        </div>
+      </div>
+
+      <UModal
+          v-model="isEditDomainOpen"
+      >
+        <UCard
+            :ui="{
+          base: 'h-full flex flex-col',
+          rounded: '10',
+          divide: 'divide-y divide-gray-100 dark:divide-gray-800',
+          body: {
+            base: 'grow'
+          }
+        }"
+        >
+          <template #header>
+            <div class="flex items-center justify-between">
+              <h3 class="text-base font-semibold leading-6 text-gray-900 dark:text-white">
+                后缀管理
+              </h3>
+              <UButton
+                  color="gray"
+                  variant="ghost"
+                  icon="i-heroicons-x-mark-20-solid"
+                  class="-my-1"
+                  type="button"
+                  @click="isEditDomainOpen = false" />
+            </div>
+          </template>
+          <div class="mx-auto">
+            <DomainEditor />
+          </div>
+        </UCard>
+      </UModal>
+    </u-card>
+  </div>
+
   <div class="setting">
     <div class="text-2xl font-bold mt-[30px] mb-[20px]">{{ t('settings.linkOpenType') }}</div>
     <UCard>
       <div class="flex justify-between items-center">
-        <div class="text-base		"> {{ t('settings.linkOpenTypeDesc') }} </div>
+        <div class="text-base	"> {{ t('settings.linkOpenTypeDesc') }} </div>
         <div>
           <ClientOnly>
           <CommonLinkChange />
@@ -51,6 +103,7 @@ const handleReset = async () => {
     </UCard>
   </div>
 
+
   <div class="setting">
     <div class="text-2xl font-bold mt-[30px] mb-[20px]"> {{ t('settings.miscellaneous') }} </div>
     <u-card class="set-item">
diff --git a/server/api/addSuffix.post.ts b/server/api/addSuffix.post.ts
new file mode 100644
index 0000000..87d430f
--- /dev/null
+++ b/server/api/addSuffix.post.ts
@@ -0,0 +1,24 @@
+import { defineEventHandler } from 'h3';
+import fs from 'fs';
+import path from 'path';
+
+interface AddSuffixBody {
+    suffix: string;
+    server: string;
+}
+
+export default defineEventHandler(async (event) => {
+    const body: AddSuffixBody = await readBody(event);
+    const filePath = path.join('server/whois/json', 'whois-servers.json');
+
+    const fileContent = fs.readFileSync(filePath, { encoding: 'utf8' });
+    const data: Record<string, string> = JSON.parse(fileContent);
+
+    // 添加或更新域名后缀
+    data[body.suffix] = body.server;
+
+    // 写入更新
+    fs.writeFileSync(filePath, JSON.stringify(data, null, 2), { encoding: 'utf8' });
+
+    return { message: 'ok' };
+});
diff --git a/server/api/removeSuffix.post.ts b/server/api/removeSuffix.post.ts
new file mode 100644
index 0000000..c99fa11
--- /dev/null
+++ b/server/api/removeSuffix.post.ts
@@ -0,0 +1,23 @@
+import { defineEventHandler } from 'h3';
+import fs from 'fs';
+import path from 'path';
+
+interface RemoveSuffixBody {
+    suffix: string;
+}
+
+export default defineEventHandler(async (event) => {
+    const body: RemoveSuffixBody = await readBody(event);
+    const filePath = path.join('server/whois/json', 'whois-servers.json');
+
+    const fileContent = fs.readFileSync(filePath, { encoding: 'utf8' });
+    const data: Record<string, string> = JSON.parse(fileContent);
+
+    // 删除域名后缀
+    delete data[body.suffix];
+
+    // 写入更新
+    fs.writeFileSync(filePath, JSON.stringify(data, null, 2), { encoding: 'utf8' });
+
+    return { message: 'ok' };
+});
diff --git a/server/whois/json/whois-servers.json b/server/whois/json/whois-servers.json
index 1e95173..ffdeaaf 100644
--- a/server/whois/json/whois-servers.json
+++ b/server/whois/json/whois-servers.json
@@ -1533,7 +1533,6 @@
   "net.cn": "whois.cnnic.net.cn",
   "org.cn": "whois.cnnic.net.cn",
   "gov.cn": "whois.cnnic.net.cn",
-  "net.cn": "whois.cnnic.net.cn",
   "ac.cn": "whois.cnnic.net.cn",
   "bj.cn": "whois.cnnic.net.cn",
   "sh.cn": "whois.cnnic.net.cn",
@@ -1569,5 +1568,4 @@
   "gz.cn": "whois.cnnic.net.cn",
   "sn.cn": "whois.cnnic.net.cn",
   "xj.cn": "whois.cnnic.net.cn"
-}
-
+}
\ No newline at end of file
diff --git a/server/whois/whois.ts b/server/whois/whois.ts
index 79c6560..c9b5c69 100644
--- a/server/whois/whois.ts
+++ b/server/whois/whois.ts
@@ -6,7 +6,6 @@ import parametersData from '~/server/whois/json/parameters.json';
 
 const IANA_CHK_URL = 'https://www.iana.org/whois?q=';
 
-
 interface IServers {
     [key: string]: string;
 }
diff --git a/stores/domain.ts b/stores/domain.ts
new file mode 100644
index 0000000..1aef953
--- /dev/null
+++ b/stores/domain.ts
@@ -0,0 +1,49 @@
+import { defineStore } from 'pinia';
+import serversData from '~/server/whois/json/whois-servers.json';
+
+// 定义接口来描述state的结构
+interface DomainState {
+    SupportedTLDs: Record<string, string>;
+}
+
+export const useDomainStore = defineStore('domain', {
+    // 使用箭头函数和类型注解定义state
+    state: (): DomainState => ({
+        SupportedTLDs: { ...serversData },
+    }),
+    actions: {
+        async addSuffix(suffix: string, server: string) {
+            const response = await $fetch('/api/addSuffix', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({suffix, server}),
+            });
+
+            if (response.message === 'ok') {
+                // 更新本地状态
+                await nextTick();
+                this.SupportedTLDs[suffix] = server;
+            }
+        },
+        async removeSuffix(suffix: string) {
+            const response = await $fetch('/api/removeSuffix', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({suffix}),
+            });
+
+            if (response.message === 'ok') {
+                await nextTick();
+                // 更新本地状态
+                delete this.SupportedTLDs[suffix];
+            }
+        }
+    },
+    persist:{
+        storage: persistedState.localStorage,
+    }
+});
diff --git a/utils/domain.ts b/utils/domain.ts
deleted file mode 100644
index 2512666..0000000
--- a/utils/domain.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-import serversData from '~/server/whois/json/whois-servers.json';
-export const SupportedTLDs = new Set(Object.keys(serversData));