issue registering domain name

When you encounter a domain registration failure in Route 53 with a message directing you to contact AWS Support, it typically means there's an issue that requires manual review by the support team. Common reasons for registration failures include verification requirements, payment processing issues, or domain-specific restrictions.

Since you've already opened a support case, that's the correct path forward. Response times can vary depending on your AWS Support plan. If you have Basic Support (the free tier), response times are not guaranteed and can take longer. If you need faster responses for business-critical issues like domain registration, you might consider upgrading to a paid support plan such as Developer, Business, Enterprise On-Ramp, or Enterprise Support, which offer faster response times and additional support channels.

In the meantime, you can add additional correspondence to your existing case through the AWS Support Center at https://console.aws.amazon.com/support/ if you need to provide more information or check on the status. Make sure your contact information and payment methods are up to date in your AWS account, as issues with either can sometimes cause registration failures.

Domain registration issues often require backend investigation by the support team, so while the wait can be frustrating, they should be able to help resolve the specific issue preventing your registration once they review your case.