Scheduled Maintenance - May 27-28, 2025 | Pods 23 & 19 - Zendesk Messaging and Sunshine Conversations

<p class="wysiwyg-text-align-justify"><span style="color: #464646;">Zendesk will perform critical maintenance which will impact performance for notified customers on Pods 23 and 19 from May 27-28, 2025, during the times listed below.</span></p><h3 class="wysiwyg-text-align-justify" id="h_01JTQAJPNVXESNF5438A2KZ1MH"><span style="color: #434343;" class="wysiwyg-font-size-large"><strong>Affected products:</strong> Messaging and Sunshine Conversations</span></h3><div class="wysiwyg-text-align-justify note"><span style="color: #464646;"><span class="notetitle"><strong>Important:</strong></span>  Only customers who have been notified and have Messaging enabled will be impacted, based on the Pod maintenance dates and timings below. Impacted customers will receive a notification banner in their Support instance indicating which window of impact to expect.</span></div><div class="p"><div class="note tip"><span style="color: #464646;"><strong>Customers Affected: </strong>Zendesk Messaging and Sunshine Conversations customers on Pods 23 and 19 who have been notified, will experience a<strong> service disruption of 40 minutes</strong> at some time within the 40 minute maintenance window.</span></div></div><div><figure style="width: 100%;" class="wysiwyg-table"><table class="ck-table-resized wysiwyg-table-resized">
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<td style="text-align: center;"><span style="color: #464646;"><strong>Date</strong></span></td>
<td style="text-align: center;"><a href="https://support.zendesk.com/hc/en-us/articles/4408829092506-What-is-a-Pod"><strong><span class="wysiwyg-underline">POD</span></strong></a></td>
<td style="text-align: center;"><span style="color: #464646;"><strong>Start Time</strong></span></td>
<td style="text-align: center;"><span style="color: #464646;"><strong>End Time</strong></span></td>
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<td><span style="color: #464646;">May 27, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">13:30 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>9:30 EDT</em></span>
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<td style="text-align: center;">
<span style="color: #464646;">  14:10 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">10:10<em> EDT</em></span>
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<td><span style="color: #464646;">May 27, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">14:45 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>10:45 EDT</em></span>
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<td style="text-align: center;">
<span style="color: #464646;">  15:25 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">11:25<em> EDT</em></span>
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<td><span style="color: #464646;">May 27, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">17:15 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">1<em>3:15 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  17:55 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">13:55<em> EDT</em></span>
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<td><span style="color: #464646;">May 27, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">18:30 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>14:30 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  19:10 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">15:10<em> EDT</em></span>
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<td><span style="color: #464646;">May 27, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">19:45 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>15:45 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  20:25 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">16:25<em> EDT</em></span>
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<td><span style="color: #464646;">May 28, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">13:30 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>9:30 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  14:10 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">10:10<em> EDT</em></span>
</td>
</tr>
<tr>
<td><span style="color: #464646;">May 28, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">14:45 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>10:45 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  15:25 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">11:25<em> EDT</em></span>
</td>
</tr>
<tr>
<td><span style="color: #464646;">May 28, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">17:15 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">1<em>3:15 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  17:55 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">13:55<em> EDT</em></span>
</td>
</tr>
<tr>
<td><span style="color: #464646;">May 28, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">18:30 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>14:30 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  19:10 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">15:10<em> EDT</em></span>
</td>
</tr>
<tr>
<td><span style="color: #464646;">May 28, 2025</span></td>
<td style="text-align: center;"><span style="color: #464646;">23, 19</span></td>
<td style="text-align: center;">
<span style="color: #464646;">19:45 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;"> <em>15:45 EDT</em></span>
</td>
<td style="text-align: center;">
<span style="color: #464646;">  20:25 UTC /</span><span style="color: #464646;"></span><span style="color: #464646;">16:25<em> EDT</em></span>
</td>
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</table></figure></div><p class="wysiwyg-text-align-justify"><span style="color: #464646;"><strong>Expected behavior:</strong> During the maintenance window, notified accounts attempting to use Messaging will find their accounts locked and will be unable to send outbound messages; instead, they will receive an HTTP 423 response. Messages sent by end-users via social messaging channels for these accounts will be preserved and buffered until the accounts are unlocked.</span></p><p class="wysiwyg-text-align-justify"><span style="color: #464646;"><strong>What do customers have to do? </strong>If customers have enabled their own client-side </span><a href="https://developer.zendesk.com/documentation/classic-web-widget-sdks/web-widget/integrating-with-google/csp/"><span class="wysiwyg-underline">Content Security Policy</span></a><span style="color: #464646;"> they must include *.zendesk.com on their allowlist to ensure that their integrations continue to initialize and function.</span></p><p class="wysiwyg-text-align-justify"><span style="color: #464646;"><strong>Why we're doing this:</strong> The Zendesk Messaging team is rehoming customers accounts to be located in the same data store as their Support accounts increased reliability, performance &amp; data locality.</span></p>