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AWS incident-manager documentation change

Service: incident-manager · 2025-04-16 · Documentation low

File: incident-manager/latest/userguide/vpc-interface-endpoints.md

Summary

Expanded VPC endpoint documentation with IPv4/dual-stack formats and DNS naming details

Security assessment

Change provides clearer network configuration documentation but doesn't address security vulnerabilities or introduce new security features

Diff

diff --git a/incident-manager/latest/userguide/vpc-interface-endpoints.md b/incident-manager/latest/userguide/vpc-interface-endpoints.md
index 0c09bc9aa..8cef887a5 100644
--- a//incident-manager/latest/userguide/vpc-interface-endpoints.md
+++ b//incident-manager/latest/userguide/vpc-interface-endpoints.md
@@ -25 +25,4 @@ You can create a VPC endpoint for Incident Manager using either the Amazon VPC c
-Create a VPC endpoint for Incident Manager using the following service names: 
+Create a VPC endpoint for Incident Manager using supported service names for Incident Manager in your AWS Region. The following examples show the interface endpoint formats for IPv4 and dual-stack endpoints.
+
+IPv4 endpoint formats 
+    
@@ -34 +37,20 @@ Create a VPC endpoint for Incident Manager using the following service names:
-If you use private DNS for the endpoint, you can make API requests to Incident Manager using its default DNS name for the Region. For example, you can use the names `ssm-incidents.us-east-1.amazonaws.com` or `ssm-contacts.us-east-1.amazonaws.com`.
+Dual-stack (IPv4 and IPv6) endpoint formats
+    
+
+  * `aws.api.`region`.ssm-incidents`
+
+  * `aws.api.`region`.ssm-contacts`
+
+
+
+
+For lists of supported endpoints for all Regions, see [AWS Systems Manager Incident Manager endpoints and quotas](https://docs.aws.amazon.com/general/latest/gr/incident-manager.html) in the _AWS General Reference Guide_.
+
+If you enable private DNS for the interface endpoint, you can make API requests to Incident Manager using its default Regional DNS names in the format. The following examples show the default Regional DNS names format. 
+
+  * `ssm-incidents.`region`.amazonaws.com`
+
+  * `ssm-contacts.`region`.amazonaws.com`
+
+
+