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	<title>LuxSci FYI &#187; blacklist</title>
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	<description>News, solutions and insider insight from LuxSci: provider of Secure Email and Web Security</description>
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		<title>Are Cloud Servers Bad for Sending Email?</title>
		<link>http://luxsci.com/blog/are-cloud-servers-bad-for-sending-email.html</link>
		<comments>http://luxsci.com/blog/are-cloud-servers-bad-for-sending-email.html#comments</comments>
		<pubDate>Mon, 02 May 2011 19:29:38 +0000</pubDate>
		<dc:creator>Erik Kangas</dc:creator>
				<category><![CDATA[LuxSci Library: The Technical Side of Email]]></category>
		<category><![CDATA[blacklist]]></category>
		<category><![CDATA[cloud]]></category>
		<category><![CDATA[cloud servers]]></category>
		<category><![CDATA[ip reputation]]></category>
		<category><![CDATA[public cloud]]></category>
		<category><![CDATA[relay]]></category>
		<category><![CDATA[send email]]></category>
		<category><![CDATA[smarthost smart host]]></category>
		<category><![CDATA[smtp]]></category>

		<guid isPermaLink="false">http://luxsci.com/blog/?p=9786</guid>
		<description><![CDATA[<p><img class="alignright" title="Cloud Servers" src="http://icon-cache.s3.amazonaws.com/icons/png/obj_people/128x128/shadow/cloud_rain.png" alt="" width="128" height="128" /><a href="http://luxsci.com/blog/what-is-cloud-computing-or-how-to-speak-intelligently-about-cloud-and-virtual-private-servers.html" >Public cloud server</a><a href="http://luxsci.com/blog/understanding-cloud-servers.html" >s</a> are great for many things; however, sending email is not one of them.</p>
<h3>Why Cloud Servers are Bad for Sending Email</h3>
<p><em>The IP address spaces used by the major public cloud vendors (i.e. Amazon, Rackspace, etc.) for</em>&#62;&#62; <a href="http://luxsci.com/blog/are-cloud-servers-bad-for-sending-email.html" class="read_more">read the complete answer</a></p>]]></description>
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		<title>Where&#8217;s the Email?  The Case of Missing or Disappearing Messages</title>
		<link>http://luxsci.com/blog/wheres-the-email-the-case-of-missing-or-disappearing-messages.html</link>
		<comments>http://luxsci.com/blog/wheres-the-email-the-case-of-missing-or-disappearing-messages.html#comments</comments>
		<pubDate>Thu, 05 Mar 2009 02:49:35 +0000</pubDate>
		<dc:creator>Erik Kangas</dc:creator>
				<category><![CDATA[LuxSci Library: The Technical Side of Email]]></category>
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		<category><![CDATA[blacklist]]></category>
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		<category><![CDATA[server logs]]></category>
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		<guid isPermaLink="false">http://luxsci.com/blog/?p=1364</guid>
		<description><![CDATA[<p><img class="alignright" title="Bounced Email" src="/images/icons/net_sec/128x128/shadow/mail_error.gif" alt="" width="128" height="128" />In many ways, the Internet is still like the Wild Wild West. Email messages sent <em>to</em> you or <em>from</em> you can and do &#8220;go missing&#8221; for no apparent reason.  This can happen no matter what email provider you use. So,&#62;&#62; <a href="http://luxsci.com/blog/wheres-the-email-the-case-of-missing-or-disappearing-messages.html" class="read_more">read the complete answer</a></p>]]></description>
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		<title>Having Problems Sending Email Because Your ISP is Blacklisted?</title>
		<link>http://luxsci.com/blog/having-problems-sending-email-because-your-isp-is-blacklisted.html</link>
		<comments>http://luxsci.com/blog/having-problems-sending-email-because-your-isp-is-blacklisted.html#comments</comments>
		<pubDate>Wed, 28 Jan 2009 22:50:53 +0000</pubDate>
		<dc:creator>Erik Kangas</dc:creator>
				<category><![CDATA[Business Solutions]]></category>
		<category><![CDATA[LuxSci Library: The Technical Side of Email]]></category>
		<category><![CDATA[alternate port]]></category>
		<category><![CDATA[anonymous]]></category>
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		<category><![CDATA[isp]]></category>
		<category><![CDATA[port]]></category>
		<category><![CDATA[port 25]]></category>
		<category><![CDATA[private smtp]]></category>
		<category><![CDATA[received]]></category>
		<category><![CDATA[sending email]]></category>
		<category><![CDATA[smtp]]></category>
		<category><![CDATA[spam]]></category>
		<category><![CDATA[spamhaus]]></category>

		<guid isPermaLink="false">http://luxsci.com/blog/?p=799</guid>
		<description><![CDATA[<p><img src="/images/icons/net_sec/128x128/shadow/mail_server_error.gif" alt="" width="128" height="128" align="right" />We are observing growing numbers of users trying to send legitimate email messages only to be blocked because the IP address that they are getting from their Internet Service Provider (ISP) for their personal computer is on some major blacklist, like&#62;&#62; <a href="http://luxsci.com/blog/having-problems-sending-email-because-your-isp-is-blacklisted.html" class="read_more">read the complete answer</a></p>]]></description>
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