diff --git a/internal/web/actions/default/dns/init.go b/internal/web/actions/default/dns/init.go
index 00e1ad2b..a3e9e294 100644
--- a/internal/web/actions/default/dns/init.go
+++ b/internal/web/actions/default/dns/init.go
@@ -34,6 +34,7 @@ func init() {
 			GetPost("/updatePopup", new(providers.UpdatePopupAction)).
 			Post("/delete", new(providers.DeleteAction)).
 			Get("/provider", new(providers.ProviderAction)).
+			Post("/syncDomains", new(providers.SyncDomainsAction)).
 			EndData().
 
 			// 域名
@@ -56,7 +57,6 @@ func init() {
 			GetPost("", new(issues.IndexAction)).
 			GetPost("/updateNodePopup", new(issues.UpdateNodePopupAction)).
 			EndData().
-
 			EndAll()
 	})
 }
diff --git a/internal/web/actions/default/dns/providers/provider.go b/internal/web/actions/default/dns/providers/provider.go
index b8bafd5f..d455ca4f 100644
--- a/internal/web/actions/default/dns/providers/provider.go
+++ b/internal/web/actions/default/dns/providers/provider.go
@@ -82,6 +82,7 @@ func (this *ProviderAction) RunGet(params struct {
 			"id":                 domain.Id,
 			"name":               domain.Name,
 			"isOn":               domain.IsOn,
+			"isUp":               domain.IsUp,
 			"dataUpdatedTime":    dataUpdatedTime,
 			"countRoutes":        len(domain.Routes),
 			"countServerRecords": domain.CountServerRecords,
diff --git a/internal/web/actions/default/dns/providers/syncDomains.go b/internal/web/actions/default/dns/providers/syncDomains.go
new file mode 100644
index 00000000..3437a07e
--- /dev/null
+++ b/internal/web/actions/default/dns/providers/syncDomains.go
@@ -0,0 +1,25 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package providers
+
+import (
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+)
+
+type SyncDomainsAction struct {
+	actionutils.ParentAction
+}
+
+func (this *SyncDomainsAction) RunPost(params struct {
+	ProviderId int64
+}) {
+	resp, err := this.RPC().DNSDomainRPC().SyncDNSDomainsFromProvider(this.AdminContext(), &pb.SyncDNSDomainsFromProviderRequest{DnsProviderId: params.ProviderId})
+	if err != nil {
+		this.Fail("更新域名失败：" + err.Error())
+	}
+
+	this.Data["hasChanges"] = resp.HasChanges
+
+	this.Success()
+}
diff --git a/web/views/@default/dns/providers/provider.html b/web/views/@default/dns/providers/provider.html
index b9276175..5884b2b6 100644
--- a/web/views/@default/dns/providers/provider.html
+++ b/web/views/@default/dns/providers/provider.html
@@ -93,7 +93,10 @@
 </table>
 
 
-<h3>管理的域名 <a href="" @click.prevent="createDomain()">[添加域名]</a> </h3>
+<h3>管理的域名 <a href="" @click.prevent="createDomain()">[添加域名]</a></h3>
+
+<p class="ui message blue" v-if="isUpdatingDomains">正在检查域名状态...</p>
+
 <p class="comment" v-if="domains.length == 0">暂时还没有可以管理的域名。</p>
 
 <table class="ui table selectable celled" v-if="domains.length > 0">
@@ -136,6 +139,9 @@
 				<a href=""  style="border-bottom: 1px #db2828 dashed" title="点击和DNS服务商系统同步" @click.prevent="syncDomain(index,domain)" v-if="!domain.isSyncing"><span class="red">需要同步</span></a>
 				<span v-else>正在同步...</span>
 			</div>
+            <div v-else-if="!domain.isUp">
+                <a  href="" style="border-bottom: 1px #db2828 dashed" @click.prevent="alertDown"><span class="red">已下线</span></a>
+            </div>
 			<div v-else>
 				<label-on :v-is-on="domain.isOn"></label-on>
 			</div>
diff --git a/web/views/@default/dns/providers/provider.js b/web/views/@default/dns/providers/provider.js
index 844b0a89..e75f3100 100644
--- a/web/views/@default/dns/providers/provider.js
+++ b/web/views/@default/dns/providers/provider.js
@@ -1,4 +1,28 @@
 Tea.context(function () {
+	this.isUpdatingDomains = false
+
+	this.$delay(function () {
+		this.syncDomains()
+	})
+
+	this.syncDomains = function () {
+		this.isUpdatingDomains = true
+		this.$post(".syncDomains")
+			.params({
+				providerId: this.provider.id
+			})
+			.success(function (resp) {
+				if (resp.data.hasChanges) {
+					teaweb.reload()
+				}
+			})
+			.done(function () {
+				this.$delay(function () {
+					this.isUpdatingDomains = false
+				}, 1000)
+			})
+	}
+
 	this.updateProvider = function (providerId) {
 		teaweb.popup(Tea.url(".updatePopup?providerId=" + providerId), {
 			height: "28em",
@@ -88,4 +112,8 @@ Tea.context(function () {
 	this.viewServers = function (domainId) {
 		teaweb.popup("/dns/domains/serversPopup?domainId=" + domainId)
 	}
+
+	this.alertDown = function () {
+		teaweb.popupTip("当前域名已从服务商下线")
+	}
 })
\ No newline at end of file