以下是代码：

<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"

	xmlns:content="http://purl.org/rss/1.0/modules/content/"

	xmlns:wfw="http://wellformedweb.org/CommentAPI/"

	xmlns:dc="http://purl.org/dc/elements/1.1/"

	xmlns:atom="http://www.w3.org/2005/Atom"

	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"

	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"

	>



<channel>

	<title>SEO学习之家</title>

	<atom:link href="http://www.marzSEO.com/feed/" rel="self" type="application/rss+xml" />

	<link>http://www.marzseo.com</link>

	<description>欢迎到梁芯SEO之家，与你分享更多有趣资讯</description>

	<lastBuildDate>Sun, 14 May 2017 07:07:22 +0000</lastBuildDate>

	<language>zh-CN</language>

	<sy:updatePeriod>hourly</sy:updatePeriod>

	<sy:updateFrequency>1</sy:updateFrequency>

	<generator>https://wordpress.org/?v=4.7.4</generator>

	<item>

		<title>SEO建站</title>

		<link>http://www.marzseo.com/seo%e5%bb%ba%e7%ab%99/</link>

		<comments>http://www.marzseo.com/seo%e5%bb%ba%e7%ab%99/#comments</comments>

		<pubDate>Sun, 14 May 2017 06:53:51 +0000</pubDate>

		<dc:creator><![CDATA[marz_secret]]></dc:creator>

				<category><![CDATA[在干吗]]></category>

		<category><![CDATA[建站]]></category>



		<guid isPermaLink="false">http://www.marzseo.com/?p=14</guid>

		<description><![CDATA[<p>14465646</p>

<p><a rel="nofollow" href="http://www.marzseo.com/seo%e5%bb%ba%e7%ab%99/">SEO建站</a> 最先出现在 <a rel="nofollow" href="http://www.marzseo.com">SEO学习之家</a>。</p>

]]></description>

		<wfw:commentRss>http://www.marzseo.com/seo%e5%bb%ba%e7%ab%99/feed/</wfw:commentRss>

		<slash:comments>1</slash:comments>

		</item>

		<item>

		<title>1215</title>

		<link>http://www.marzseo.com/1215/</link>

		<comments>http://www.marzseo.com/1215/#respond</comments>

		<pubDate>Sun, 14 May 2017 06:42:22 +0000</pubDate>

		<dc:creator><![CDATA[marz_secret]]></dc:creator>

				<category><![CDATA[SEO常识]]></category>



		<guid isPermaLink="false">http://www.marzseo.com/?p=12</guid>

		<description><![CDATA[<p>772054023564</p>

<p><a rel="nofollow" href="http://www.marzseo.com/1215/">1215</a> 最先出现在 <a rel="nofollow" href="http://www.marzseo.com">SEO学习之家</a>。</p>

]]></description>

		<wfw:commentRss>http://www.marzseo.com/1215/feed/</wfw:commentRss>

		<slash:comments>0</slash:comments>

		</item>

		<item>

		<title>世界，您好！</title>

		<link>http://www.marzseo.com/hello-world/</link>

		<comments>http://www.marzseo.com/hello-world/#comments</comments>

		<pubDate>Sat, 13 May 2017 16:38:14 +0000</pubDate>

		<dc:creator><![CDATA[marz_secret]]></dc:creator>

				<category><![CDATA[SEO常识]]></category>



		<guid isPermaLink="false">http://www.marzseo.com/?p=1</guid>

		<description><![CDATA[<p>欢迎使用WordPress。这是您的第一篇文章。编辑或删除它，然后开始写作吧！</p>

<p><a rel="nofollow" href="http://www.marzseo.com/hello-world/">世界，您好！</a> 最先出现在 <a rel="nofollow" href="http://www.marzseo.com">SEO学习之家</a>。</p>

]]></description>

		<wfw:commentRss>http://www.marzseo.com/hello-world/feed/</wfw:commentRss>

		<slash:comments>1</slash:comments>

		</item>

	</channel>

</rss>

WordPress的程序做的吧，直接上插件 Simple Feed Stats

你确定feed是个网页么，这代码是xml文件不是网页文件

打不开很正常

你看你的结尾是什么