diff --git a/web/views/@default/clusters/cluster/settings/dns/index.html b/web/views/@default/clusters/cluster/settings/dns/index.html
index e924b296..dbe168b7 100644
--- a/web/views/@default/clusters/cluster/settings/dns/index.html
+++ b/web/views/@default/clusters/cluster/settings/dns/index.html
@@ -14,7 +14,7 @@
 				<td>
                     <div v-if="hasDomains">
                         <dns-domain-selector :v-domain-id="domainId" :v-domain-name="domainName" :v-provider-name="domainProvider.name" @change="changeDomain"></dns-domain-selector>
-                        <p class="comment">用于生成集群节点和网站的DNS解析记录<span v-if="domainId > 0">，修改后将自动删除旧域名中的相关记录</span>。</p>
+                        <p class="comment">用于生成集群节点和网站的CNAME和DNS解析记录<span v-if="domainId > 0">，修改后将自动删除旧域名中的相关记录</span>。</p>
                     </div>
                     <div v-else>
                         没有可用的域名，请在 <a href="/dns/providers" target="_blank">[域名解析]</a> 中添加。
diff --git a/web/views/@default/clusters/create.html b/web/views/@default/clusters/create.html
index 8e523699..b7bae450 100644
--- a/web/views/@default/clusters/create.html
+++ b/web/views/@default/clusters/create.html
@@ -71,7 +71,7 @@
 			<td>选择主域名</td>
 			<td>
 				<dns-domain-selector @change="changeDomain"></dns-domain-selector>
-				<p class="comment">用于生成集群节点和网站的DNS解析记录。</p>
+				<p class="comment">用于生成集群节点和网站的CNAME和DNS解析记录。</p>
 			</td>
 		</tr>
 		<tr>
diff --git a/web/views/@default/servers/server/settings/dns/index.html b/web/views/@default/servers/server/settings/dns/index.html
index 2b464260..4bec2e8f 100644
--- a/web/views/@default/servers/server/settings/dns/index.html
+++ b/web/views/@default/servers/server/settings/dns/index.html
@@ -12,6 +12,7 @@
                 <td>
                     <span id="cname-text">{{dnsName}}.<span v-if="dnsDomain.length > 0">{{dnsDomain}}</span><span v-else>根域名</span></span> &nbsp; <copy-to-clipboard :v-target="'cname-text'"></copy-to-clipboard> &nbsp;<a href="" @click.prevent="regenerateCNAME()" style="font-size: 0.8em">[重新生成]</a> &nbsp; <a href="" @click.prevent="updateCNAME()" style="font-size: 0.8em">[手动修改]</a>
                     <p class="comment">你需要为你的每个<a :href="'/servers/server/settings/serverNames?serverId=' + serverId">网站域名</a>设置一个CNAME解析，值为上面内容。</p>
+                    <p v-if="dnsDomain.length == 0"><span class="red">你尚未为当前网站所在集群指定CNAME根域名，可以在 <a :href="'/clusters/cluster/settings/dns?clusterId=' + server.clusterId" target="_blank">[这里]</a> 修改。</span></p>
                 </td>
             </tr>
             <tr>