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Qin Ying, Fan 9a9e02c671 DNS UMN 20240223 version 
Reviewed-by: Hajba, László Antal <laszlo-antal.hajba@t-systems.com>
Co-authored-by: Qin Ying, Fan <fanqinying@huawei.com>
Co-committed-by: Qin Ying, Fan <fanqinying@huawei.com>
2024-06-07 13:20:48 +00:00

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<a name="dns_faq_031"></a><a name="dns_faq_031"></a>
<h1 class="topictitle1">How Can I Map the Private IP Address of an ECS to a Domain Name?</h1>
<div id="body1548750917460"><p id="dns_faq_031__en-us_topic_0089401572_p111891417689">You can configure PTR records to allow end users to query domain names based on IP addresses.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p19635183213216">To map the private IP address of an ECS to a domain name, you must create a private zone and add a PTR record to the zone.</p>
<p id="dns_faq_031__p1614059592">To add a PTR record, you may refer to <a href="en-us_topic_0077500015.html">Creating a PTR Record</a>.</p>
<div class="note" id="dns_faq_031__en-us_topic_0089401572_note19868851892"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="dns_faq_031__en-us_topic_0089401572_p18298205915112">The domain name for the PTR record must be in the <em id="dns_faq_031__i126221335141910">x.x.x.x</em><strong id="dns_faq_031__b1427310402191">.in-addr.arpa</strong> format. <strong id="dns_faq_031__en-us_topic_0089401572_b84235270691640">in-addr.arpa</strong> is the domain name suffix used for reverse resolution.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p961013567498">For example, if the private IP address is 192.168.1.10, the domain name is 10.1.168.192.in-addr.arpa.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p659071864611">You need to create a private zone with the domain name set to 192.in-addr.arpa and add a PTR record with the <strong id="dns_faq_031__b11192221855">Name</strong> field set to <strong id="dns_faq_031__en-us_topic_0089401572_b84235270691854">10.1.168</strong>.</p>
</div></div>
<div class="section" id="dns_faq_031__en-us_topic_0089401572_section75811117181517"><h4 class="sectiontitle">Creating a Private Zone</h4><ol id="dns_faq_031__en-us_topic_0089401572_ol10631101891819"><li id="dns_faq_031__li1173325182612">Log in to the management console.</li><li id="dns_faq_031__li2073735111262">In the service list, choose <strong id="dns_faq_031__dns_qs_0006_b61191316145"><span id="dns_faq_031__dns_qs_0006_en-us_topic_0138290753_text142541144194510">Network</span><span id="dns_faq_031__dns_qs_0006_en-us_topic_0138290753_text155146154515"></span></strong> &gt; <strong id="dns_faq_031__dns_qs_0006_b14571104062010">Domain Name Service</strong>.<p id="dns_faq_031__dns_qs_0006_en-us_topic_0138290753_en-us_topic_0035467699_p179595731633">The DNS console is displayed.</p>
</li><li id="dns_faq_031__li6741145192613">In the navigation pane on the left, choose <strong id="dns_faq_031__dns_qs_0006_b4847309208">Private Zones</strong>.<p id="dns_faq_031__dns_qs_0006_en-us_topic_0035467699_p5173372716550">The <strong id="dns_faq_031__dns_qs_0006_b84235270618511">Private Zones</strong> page is displayed.</p>
</li><li id="dns_faq_031__li370271285616">Click <span><img id="dns_faq_031__dns_qs_0006_image18511144023210" src="en-us_image_0000001906973766.png"></span> in the upper left corner and select the desired region and project.</li><li id="dns_faq_031__en-us_topic_0089401572_li123952504590">Click <strong id="dns_faq_031__en-us_topic_0089401572_b84235270618534">Create Private Zone</strong>.<div class="fignone" id="dns_faq_031__fig152918568577"><span class="figcap"><b>Figure 1 </b>Create Private Zone</span><br><span><img id="dns_faq_031__image94022585134" src="en-us_image_0000001942372773.png"></span></div>
</li><li id="dns_faq_031__en-us_topic_0089401572_li17535364711">Configure the parameters based on <a href="#dns_faq_031__en-us_topic_0089401572_table12455154165118">Table 1</a>.
<div class="tablenoborder"><a name="dns_faq_031__en-us_topic_0089401572_table12455154165118"></a><a name="en-us_topic_0089401572_table12455154165118"></a><table cellpadding="4" cellspacing="0" summary="" id="dns_faq_031__en-us_topic_0089401572_table12455154165118" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Parameters for creating a private zone</caption><thead align="left"><tr id="dns_faq_031__en-us_topic_0089401572_row54556485113"><th align="left" class="cellrowborder" valign="top" width="16%" id="mcps1.3.5.2.6.2.2.4.1.1"><p id="dns_faq_031__en-us_topic_0089401572_p44551945516"><strong id="dns_faq_031__en-us_topic_0089401572_b84235270695255">Parameter</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="62%" id="mcps1.3.5.2.6.2.2.4.1.2"><p id="dns_faq_031__en-us_topic_0089401572_p44553411510"><strong id="dns_faq_031__en-us_topic_0089401572_en-us_topic_0035268497_b8423527061433">Description</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="22%" id="mcps1.3.5.2.6.2.2.4.1.3"><p id="dns_faq_031__en-us_topic_0089401572_p10455154125113"><strong id="dns_faq_031__en-us_topic_0089401572_b84235270617114">Example Value</strong></p>
</th>
</tr>
</thead>
<tbody><tr id="dns_faq_031__en-us_topic_0089401572_row144553495114"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p645619414517">Domain Name</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p51968545220">Domain name you use to access the cloud servers or cloud services.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p151961957522">Ensure that the domain name suffix is <strong id="dns_faq_031__en-us_topic_0089401572_b84235270692248">in-addr.arpa</strong>.</p>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p174562418510">192.in-addr.arpa</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row5456845517"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p84561645514">VPC</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p1645674145115">VPC to be associated with the private zone.</p>
<p id="dns_faq_031__p979319682217">Select the VPC you want to associate with the private zone.</p>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p104567425119">N/A</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row145614175118"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p174561745510">Email</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p1071157192158">(Optional) Email address of the administrator managing the private zone.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p62716543115641">Recommended email address: <strong id="dns_faq_031__b842352706182128">HOSTMASTER@<em id="dns_faq_031__i842352697182143">Domain name</em></strong></p>
<p id="dns_faq_031__en-us_topic_0089401572_p1069694012522">For more information about the email address, see <a href="dns_faq_009.html">Why Was the Email Address Format Changed in the SOA Record?</a></p>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p345613435118">HOSTMASTER@example.com</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row18748159183818"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p18481122652416">Tag</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.2.2.4.1.2 "><p id="dns_faq_031__p1088311266190">(Optional) Identifier of a resource</p>
<p id="dns_faq_031__en-us_topic_0089401572_p10864200115641">Each tag contains a key and a value. You can add a maximum of 20 tags to a zone.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p1690771316155">For details about tag key and value requirements, see <a href="#dns_faq_031__en-us_topic_0089401572_table114584301390">Table 2</a>.</p>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p15551259121412">example_key1</p>
<p id="dns_faq_031__en-us_topic_0089401572_p15031954131915">example_value1</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row64563417519"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p545619418517">Description</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p6836195285214">(Optional)</p>
<p id="dns_faq_031__en-us_topic_0089401572_p28378521522">Supplementary information about the zone</p>
<p id="dns_faq_031__en-us_topic_0089401572_p15838125275220">You can enter a maximum of 255 characters.</p>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p84561846519">This is a private zone.</p>
</td>
</tr>
</tbody>
</table>
</div>
<div class="tablenoborder"><a name="dns_faq_031__en-us_topic_0089401572_table114584301390"></a><a name="en-us_topic_0089401572_table114584301390"></a><table cellpadding="4" cellspacing="0" summary="" id="dns_faq_031__en-us_topic_0089401572_table114584301390" frame="border" border="1" rules="all"><caption><b>Table 2 </b>Tag key and value requirements</caption><thead align="left"><tr id="dns_faq_031__dns_usermanual_0007_r4f5fd2fecc60424eb20075f35572eeb0"><th align="left" class="cellrowborder" valign="top" width="16%" id="mcps1.3.5.2.6.3.2.4.1.1"><p id="dns_faq_031__dns_usermanual_0007_en-us_topic_0035467699_p132908358173"><strong id="dns_faq_031__dns_usermanual_0007_b20351137152119">Parameter</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="62%" id="mcps1.3.5.2.6.3.2.4.1.2"><p id="dns_faq_031__dns_usermanual_0007_aa34a0c0cbae34a23b63e1882cf4a2c91"><strong id="dns_faq_031__dns_usermanual_0007_b842352706171418">Requirements</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="22%" id="mcps1.3.5.2.6.3.2.4.1.3"><p id="dns_faq_031__dns_usermanual_0007_aece629313e384a698796b7aff7821561">Example Value</p>
</th>
</tr>
</thead>
<tbody><tr id="dns_faq_031__dns_usermanual_0007_rbb2718429c5141319dde3ac939f97ba9"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.3.2.4.1.1 "><p id="dns_faq_031__dns_usermanual_0007_ae8044150f5804b42bd8632ccced6b72a">Key</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.3.2.4.1.2 "><ul id="dns_faq_031__dns_usermanual_0007_en-us_topic_0035467699_ul46253231183"><li id="dns_faq_031__dns_usermanual_0007_ld4d43cb49f93464d9789eac5bd9e5f36">Cannot be left blank.</li><li id="dns_faq_031__dns_usermanual_0007_ldcb5af7969f74a64877bb92ab6cd0a40">Must be unique for each resource.</li><li id="dns_faq_031__dns_usermanual_0007_lf50b032d8e2640b4a6c1d5658daa90cf">Can contain a maximum of 36 characters.</li><li id="dns_faq_031__dns_usermanual_0007_l9766567c2b2a4e2c9075dd7ae564e97b">Can contain only letters, digits, hyphens (-), at signs (@), and underscores (_).</li></ul>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.3.2.4.1.3 "><p id="dns_faq_031__dns_usermanual_0007_a6535efd5b28a446992be7db56bdbca33">example_key1</p>
</td>
</tr>
<tr id="dns_faq_031__dns_usermanual_0007_r89eaf5034c26447c8057d051da26301c"><td class="cellrowborder" valign="top" width="16%" headers="mcps1.3.5.2.6.3.2.4.1.1 "><p id="dns_faq_031__dns_usermanual_0007_afc435752da464fffb58242f1410f227f">Value</p>
</td>
<td class="cellrowborder" valign="top" width="62%" headers="mcps1.3.5.2.6.3.2.4.1.2 "><ul id="dns_faq_031__dns_usermanual_0007_u388a9174749341a8a916b0093d32bc13"><li id="dns_faq_031__dns_usermanual_0007_ld458706cbafd443eac83d3581f41a26e">Cannot be left blank.</li><li id="dns_faq_031__dns_usermanual_0007_l868cdcac8a1341fbaf4d2d69a2f57349">Can contain a maximum of 43 characters.</li><li id="dns_faq_031__dns_usermanual_0007_l9c52621309254b4b85042a22354a1195">Can contain only letters, digits, hyphens (-), at signs (@), and underscores (_).</li></ul>
</td>
<td class="cellrowborder" valign="top" width="22%" headers="mcps1.3.5.2.6.3.2.4.1.3 "><p id="dns_faq_031__dns_usermanual_0007_en-us_topic_0035467699_p62904352179">example_value1</p>
</td>
</tr>
</tbody>
</table>
</div>
</li><li id="dns_faq_031__li195965494015">Click <strong id="dns_faq_031__dns_qs_0006_b0901517425">OK</strong>.</li><li id="dns_faq_031__en-us_topic_0089401572_li16410118105310"><a name="dns_faq_031__en-us_topic_0089401572_li16410118105310"></a><a name="en-us_topic_0089401572_li16410118105310"></a>Switch back to the <strong id="dns_faq_031__dns_qs_0006_b837864204816">Private Zones</strong> page.<div class="p" id="dns_faq_031__dns_qs_0006_p11462172884414">You can view the created private zone in the private zone list.<div class="note" id="dns_faq_031__dns_qs_0006_note5649867419844"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="dns_faq_031__dns_qs_0006_p3872602219844">Click the domain name to view SOA and NS record sets automatically generated for the zone.</p>
<ul id="dns_faq_031__dns_qs_0006_ul37136635191010"><li id="dns_faq_031__dns_qs_0006_li27116903191010">The start of authority (SOA) record includes administrative information about your zone, as defined by the Domain Name System (DNS).</li><li id="dns_faq_031__dns_qs_0006_li8403156191010">The NS record set defines the authoritative DNS servers for the domain name.</li></ul>
</div></div>
</div>
</li></ol>
</div>
<div class="section" id="dns_faq_031__en-us_topic_0089401572_section59204303151"><h4 class="sectiontitle">Adding a PTR Record</h4><ol id="dns_faq_031__en-us_topic_0089401572_ol64461521161820"><li id="dns_faq_031__en-us_topic_0089401572_li1984416481246">On the <strong id="dns_faq_031__en-us_topic_0089401572_b29048444105549">Private Zones</strong> page, click the domain name of the private zone you created.<p id="dns_faq_031__en-us_topic_0089401572_p1844148122412">The <strong id="dns_faq_031__b19771914131716">Record Sets</strong> page is displayed.</p>
</li><li id="dns_faq_031__en-us_topic_0089401572_li3577184112416">Click <strong id="dns_faq_031__en-us_topic_0089401572_b84235270618913">Add Record Set</strong>.<p id="dns_faq_031__en-us_topic_0089401572_p155776416248">The <strong id="dns_faq_031__en-us_topic_0089401572_b84235270618928">Add Record Set</strong> dialog box is displayed.</p>
<div class="fignone" id="dns_faq_031__fig14326143110479"><span class="figcap"><b>Figure 2 </b>Add Record Set</span><br><span><img id="dns_faq_031__image1335415101712" src="en-us_image_0000001942372761.png"></span></div>
</li><li id="dns_faq_031__en-us_topic_0089401572_li1368113323911">Configure the parameters based on <a href="#dns_faq_031__en-us_topic_0089401572_table2068616914271">Table 3</a>.
<div class="tablenoborder"><a name="dns_faq_031__en-us_topic_0089401572_table2068616914271"></a><a name="en-us_topic_0089401572_table2068616914271"></a><table cellpadding="4" cellspacing="0" summary="" id="dns_faq_031__en-us_topic_0089401572_table2068616914271" frame="border" border="1" rules="all"><caption><b>Table 3 </b>Parameters for adding a PTR record</caption><thead align="left"><tr id="dns_faq_031__en-us_topic_0089401572_row14687398277"><th align="left" class="cellrowborder" valign="top" width="18.18181818181818%" id="mcps1.3.6.2.3.2.2.4.1.1"><p id="dns_faq_031__en-us_topic_0089401572_p56871894279"><strong id="dns_faq_031__b824195245">Parameter</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="48.484848484848484%" id="mcps1.3.6.2.3.2.2.4.1.2"><p id="dns_faq_031__en-us_topic_0089401572_p46871191279"><strong id="dns_faq_031__b2042408661">Description</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.6.2.3.2.2.4.1.3"><p id="dns_faq_031__en-us_topic_0089401572_p1568749132716"><strong id="dns_faq_031__b1834268488">Example Value</strong></p>
</th>
</tr>
</thead>
<tbody><tr id="dns_faq_031__en-us_topic_0089401572_row46871799274"><td class="cellrowborder" valign="top" width="18.18181818181818%" headers="mcps1.3.6.2.3.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p368713912271">Name</p>
</td>
<td class="cellrowborder" valign="top" width="48.484848484848484%" headers="mcps1.3.6.2.3.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p172536599323">Part of the private IP address in reverse order.</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.6.2.3.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p166871919278">10.1.168</p>
<p id="dns_faq_031__en-us_topic_0089401572_p3645662495544">For example, if the IP address is 192.168.1.10, the domain name in the PTR record must be 10.1.168.192.in-addr.arpa.</p>
<ul id="dns_faq_031__en-us_topic_0089401572_ul772510438411"><li id="dns_faq_031__en-us_topic_0089401572_li16725124312418">If the domain name is 192.in-addr.arpa, enter <strong id="dns_faq_031__en-us_topic_0089401572_b84235270615827">10.1.168</strong>.</li><li id="dns_faq_031__en-us_topic_0089401572_li16272201077">If the domain name is 1.168.192.in-addr.arpa, enter <strong id="dns_faq_031__b1114048425">10</strong>.</li></ul>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row186872093277"><td class="cellrowborder" valign="top" width="18.18181818181818%" headers="mcps1.3.6.2.3.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p176871792270">Type</p>
</td>
<td class="cellrowborder" valign="top" width="48.484848484848484%" headers="mcps1.3.6.2.3.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p068716910279">Type of the record set.</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.6.2.3.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p1968821875317">PTR – Map IP addresses to domains</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row17687395279"><td class="cellrowborder" valign="top" width="18.18181818181818%" headers="mcps1.3.6.2.3.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p1268849122712">TTL (s)</p>
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<td class="cellrowborder" valign="top" width="48.484848484848484%" headers="mcps1.3.6.2.3.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p206881395275">Cache duration of the record set, in seconds.</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.6.2.3.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p1068811962718">Default value: 300</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row176881399271"><td class="cellrowborder" valign="top" width="18.18181818181818%" headers="mcps1.3.6.2.3.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p166882914277">Value</p>
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<td class="cellrowborder" valign="top" width="48.484848484848484%" headers="mcps1.3.6.2.3.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p51576321316">Domain name mapped to the IP address.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p715713223114">You can enter only one name.</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.6.2.3.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p36883972711">mail.example.com</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row10389125919409"><td class="cellrowborder" valign="top" width="18.18181818181818%" headers="mcps1.3.6.2.3.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p183901516412">Tag</p>
</td>
<td class="cellrowborder" valign="top" width="48.484848484848484%" headers="mcps1.3.6.2.3.2.2.4.1.2 "><p id="dns_faq_031__p917831103811">(Optional) Identifier of a resource</p>
<p id="dns_faq_031__en-us_topic_0089401572_p1655544814338">Each tag contains a key and a value. You can add a maximum of 20 tags to a record set.</p>
<p id="dns_faq_031__en-us_topic_0089401572_p339421184117">For details about tag key and value requirements, see <a href="#dns_faq_031__en-us_topic_0089401572_table114584301390">Table 2</a>.</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.6.2.3.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p9399117417">example_key1</p>
<p id="dns_faq_031__en-us_topic_0089401572_p1140011110414">example_value1</p>
</td>
</tr>
<tr id="dns_faq_031__en-us_topic_0089401572_row17688109192713"><td class="cellrowborder" valign="top" width="18.18181818181818%" headers="mcps1.3.6.2.3.2.2.4.1.1 "><p id="dns_faq_031__en-us_topic_0089401572_p968899202716">Description</p>
</td>
<td class="cellrowborder" valign="top" width="48.484848484848484%" headers="mcps1.3.6.2.3.2.2.4.1.2 "><p id="dns_faq_031__en-us_topic_0089401572_p17620737142812">(Optional) Supplementary information about the PTR record.</p>
</td>
<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.6.2.3.2.2.4.1.3 "><p id="dns_faq_031__en-us_topic_0089401572_p11688159152710">The PTR record is for reverse resolution.</p>
</td>
</tr>
</tbody>
</table>
</div>
</li><li id="dns_faq_031__li188111229164417">Click <strong id="dns_faq_031__dns_qs_0006_b115291626204918">OK</strong>.</li><li id="dns_faq_031__en-us_topic_0035467699_li4923490010251">Switch back to the <strong id="dns_faq_031__dns_qs_0006_b196595717358">Record Sets</strong> tab.<p id="dns_faq_031__dns_qs_0006_p121601730152714">The added record set is in the <strong id="dns_faq_031__dns_qs_0006_b199714292810473">Normal</strong> state.</p>
</li></ol>
</div>
</div>
<div>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dns_faq_1406.html">Private Zones</a></div>
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