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	<title>dns &#8211; ISHM Blog</title>
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		<title>CentOS 7 自建 DNS over HTTPS Server</title>
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		<pubDate>Fri, 04 Oct 2019 09:02:56 +0000</pubDate>
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		<title>使用動態 DNS 申請及自動更新 Wildcard Let&#8217;s Encrypt 憑證</title>
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		<dc:creator><![CDATA[ishm]]></dc:creator>
		<pubDate>Mon, 10 Jun 2019 01:43:00 +0000</pubDate>
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		<title>nslookup 查詢單筆紀錄的 TTL</title>
		<link>https://ishm.idv.tw/archives/535</link>
		
		<dc:creator><![CDATA[ishm]]></dc:creator>
		<pubDate>Sat, 23 Mar 2019 02:37:40 +0000</pubDate>
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		<title>國際及臺灣的開放 Public DNS</title>
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		<dc:creator><![CDATA[ishm]]></dc:creator>
		<pubDate>Fri, 31 Mar 2017 08:01:35 +0000</pubDate>
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					<description><![CDATA[提供者 IPv4 DNS IPv6 DNS Hinet 168.95.1.1 168.95.192.1 200 [&#8230;]]]></description>
		
		
		
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		<title>Trace IP 反查</title>
		<link>https://ishm.idv.tw/archives/186</link>
		
		<dc:creator><![CDATA[ishm]]></dc:creator>
		<pubDate>Mon, 14 Jan 2013 16:27:22 +0000</pubDate>
				<category><![CDATA[Bind]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[bind]]></category>
		<category><![CDATA[dig]]></category>
		<category><![CDATA[dns]]></category>
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					<description><![CDATA[有一個IP要反查，如果用nslookup就只能得到有或沒有結果，但是要如何知道這個IP授權到那一個DNS Se [&#8230;]]]></description>
		
		
		
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		<title>隱藏DNS伺服器版本</title>
		<link>https://ishm.idv.tw/archives/184</link>
		
		<dc:creator><![CDATA[ishm]]></dc:creator>
		<pubDate>Fri, 04 Jan 2013 02:27:54 +0000</pubDate>
				<category><![CDATA[Bind]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[bind]]></category>
		<category><![CDATA[dig]]></category>
		<category><![CDATA[dns]]></category>
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					<description><![CDATA[如果不讓別人查詢自己BIND的版本， 可在/etc/named.conf中的options段， 更改versi [&#8230;]]]></description>
		
		
		
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		<title>查詢DNS伺服器版本</title>
		<link>https://ishm.idv.tw/archives/182</link>
		
		<dc:creator><![CDATA[ishm]]></dc:creator>
		<pubDate>Thu, 03 Jan 2013 14:47:27 +0000</pubDate>
				<category><![CDATA[Bind]]></category>
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		<category><![CDATA[bind]]></category>
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					<description><![CDATA[要查詢DNS伺服器的版本， 可使用nslookup或dig指令來查詢： #nslookup -q=txt -c [&#8230;]]]></description>
		
		
		
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