diff --git a/packages/plugins/plugin-cert/src/plugin/cert-plugin/index.ts b/packages/plugins/plugin-cert/src/plugin/cert-plugin/index.ts
index 9d47d5d8b..4f799a131 100644
--- a/packages/plugins/plugin-cert/src/plugin/cert-plugin/index.ts
+++ b/packages/plugins/plugin-cert/src/plugin/cert-plugin/index.ts
@@ -49,12 +49,12 @@ export class CertApplyPlugin extends CertApplyBasePlugin {
       vModel: "value",
       options: [
         { value: "dns", label: "DNS直接验证" },
-        { value: "cname", label: "CNAME间接验证" },
+        { value: "cname", label: "CNAME代理验证" },
       ],
     },
     required: true,
     helper:
-      "DNS直接验证：适合域名是在阿里云、腾讯云、华为云、Cloudflare、西数注册的，需要提供Access授权信息。\nCNAME间接验证：支持任何注册商注册的域名，并且不需要提供Access授权信息，但第一次需要手动添加CNAME记录",
+      "DNS直接验证：适合域名是在阿里云、腾讯云、华为云、Cloudflare、西数注册的，需要提供Access授权信息。\nCNAME代理验证：支持任何注册商注册的域名，并且不需要提供Access授权信息，但第一次需要手动添加CNAME记录",
   })
   challengeType!: string;
 
@@ -71,7 +71,7 @@ export class CertApplyPlugin extends CertApplyBasePlugin {
     }
     `,
     required: true,
-    helper: "请选择dns解析提供商，您的域名是在哪里注册的，或者域名的dns解析服务器属于哪个平台\n如果这里没有您需要的dns解析提供商，请选择CNAME间接验证校验方式",
+    helper: "请选择dns解析提供商，您的域名是在哪里注册的，或者域名的dns解析服务器属于哪个平台\n如果这里没有您需要的dns解析提供商，请选择CNAME代理验证校验方式",
   })
   dnsProviderType!: string;
 
diff --git a/packages/ui/certd-client/src/views/sys/cname/provider/crud.tsx b/packages/ui/certd-client/src/views/sys/cname/provider/crud.tsx
index 7f6194d5f..590c254f6 100644
--- a/packages/ui/certd-client/src/views/sys/cname/provider/crud.tsx
+++ b/packages/ui/certd-client/src/views/sys/cname/provider/crud.tsx
@@ -84,7 +84,10 @@ export default function ({ crudExpose, context }: CreateCrudOptionsProps): Creat
             }
           },
           form: {
-            helper: "CNAME域名一旦确定不可修改",
+            component: {
+              placeholder: "cname.handsfree.work"
+            },
+            helper: "CNAME域名一旦确定不可修改，建议使用一级子域名",
             rules: [{ required: true, message: "此项必填" }]
           },
           column: {
diff --git a/packages/ui/certd-client/src/views/sys/cname/provider/index.vue b/packages/ui/certd-client/src/views/sys/cname/provider/index.vue
index 7f3eb0d1f..758482269 100644
--- a/packages/ui/certd-client/src/views/sys/cname/provider/index.vue
+++ b/packages/ui/certd-client/src/views/sys/cname/provider/index.vue
@@ -23,7 +23,7 @@ import { onMounted } from "vue";
 import { useFs } from "@fast-crud/fast-crud";
 import createCrudOptions from "./crud";
 import { message, Modal } from "ant-design-vue";
-import { DeleteBatch } from "/@/views/certd/history/api";
+import { DeleteBatch } from "./api";
 
 defineOptions({
   name: "CnameProvider"
diff --git a/packages/ui/certd-server/src/modules/sys/cname/controller/cname-provider-controller.ts b/packages/ui/certd-server/src/modules/sys/cname/controller/cname-provider-controller.ts
index b2608adb7..4e31695e9 100644
--- a/packages/ui/certd-server/src/modules/sys/cname/controller/cname-provider-controller.ts
+++ b/packages/ui/certd-server/src/modules/sys/cname/controller/cname-provider-controller.ts
@@ -52,6 +52,12 @@ export class CnameRecordController extends CrudController<CnameProviderService>
     return super.delete(id);
   }
 
+  @Post('/deleteByIds', { summary: 'sys:settings:edit' })
+  async deleteByIds(@Body(ALL) body: { ids: number[] }) {
+    const res = await this.service.delete(body.ids);
+    return this.ok(res);
+  }
+
   @Post('/setDefault', { summary: 'sys:settings:edit' })
   async setDefault(@Body('id') id: number) {
     await this.service.setDefault(id);
diff --git a/packages/ui/certd-server/src/modules/sys/cname/service/cname-provider-service.ts b/packages/ui/certd-server/src/modules/sys/cname/service/cname-provider-service.ts
index 26a83847f..3352075ac 100644
--- a/packages/ui/certd-server/src/modules/sys/cname/service/cname-provider-service.ts
+++ b/packages/ui/certd-server/src/modules/sys/cname/service/cname-provider-service.ts
@@ -49,6 +49,9 @@ export class CnameProviderService extends BaseService<CnameProviderEntity> {
   }
 
   async delete(ids: any) {
+    if (!ids) {
+      return;
+    }
     if (!(ids instanceof Array)) {
       ids = [ids];
     }
@@ -77,9 +80,9 @@ export class CnameProviderService extends BaseService<CnameProviderEntity> {
     if (def) {
       return def;
     }
-    const found = await this.repository.findOne({ order: { createTime: 'DESC' } });
-    if (found) {
-      return found;
+    const founds = await this.repository.find({ take: 1, order: { createTime: 'DESC' } });
+    if (founds && founds.length > 0) {
+      return founds[0];
     }
     return null;
   }