Update private-endpoint-dns.md

Update privatelink information for AI Services

Author: felixwa

articles/private-link/private-endpoint-dns.md

@@ -57,7 +57,7 @@ For Azure services, use the recommended zone names as described in the following
 >| Private link resource type | Subresource | Private DNS zone name | Public DNS zone forwarders |
 >|---|---|---|---|
 >| Azure Machine Learning (Microsoft.MachineLearningServices/workspaces) | amlworkspace | privatelink.api.azureml.ms<br/>privatelink.notebooks.azure.net | api.azureml.ms<br/>notebooks.azure.net<br/>instances.azureml.ms<br/>aznbcontent.net<br/>inference.ml.azure.com |
->| Azure AI services (Microsoft.CognitiveServices/accounts) | account | privatelink.cognitiveservices.azure.com <br/> privatelink.openai.azure.com | cognitiveservices.azure.com <br/> openai.azure.com |
+>| Azure AI services (Microsoft.CognitiveServices/accounts) | account | privatelink.cognitiveservices.azure.com <br/> privatelink.openai.azure.com <br/> privatelink.services.ai.azure.com | cognitiveservices.azure.com <br/> openai.azure.com <br/> services.ai.azure.com |
 >| Azure Bot Service (Microsoft.BotService/botServices) | Bot | privatelink.directline.botframework.com | directline.botframework.com |
 >| Azure Bot Service (Microsoft.BotService/botServices) | Token | privatelink.token.botframework.com | token.botframework.com |