Documentation

Configuring a firewall, proxy server, or data perimeter for Kiro

If you're using a firewall, proxy server, or data perimeter, make sure to allowlist traffic to the following URLs and Amazon Resource Names (ARNs) so that Kiro works as expected.

Copied!General URLs to allowlist

In the following URLs, replace:

  • idc-directory-id-or-alias with your IAM Identity Center instance's directory ID or alias. For more information about IAM Identity Center, see What is IAM Identity Center? in the AWS IAM Identity Center User Guide.

  • sso-region with the AWS Region where your IAM Identity Center instance is enabled.

URLPurpose
<idc-directory-id-or-alias>.awsapps.comAuthentication
oidc.<sso-region>.amazonaws.comAuthentication
*.sso.<sso-region>.amazonaws.comAuthentication
*.sso-portal.<sso-region>.amazonaws.comAuthentication
*.aws.devAuthentication
*.awsstatic.comAuthentication
*.console.aws.a2z.comAuthentication
*.sso.amazonaws.comAuthentication
https://aws-toolkit-language-servers.amazonaws.com/*Kiro, language processing
https://aws-language-servers.us-east-1.amazonaws.com/*Kiro, language processing
https://client-telemetry.us-east-1.amazonaws.comKiro, telemetry
cognito-identity.us-east-1.amazonaws.comKiro, telemetry
Page updated: August 12, 2025