Here's your clean blog ready to paste on Dev.to and Medium: TITLE: How I Debugged an "Undeletable" AWS Elastic IP and Traced It Back to Redshift Serverless Enter fullscreen mode Exit fullscreen mode COVER IMAGE: Use a screenshot of your AWS console or the diagram we created earlier. CONTENT — paste exactly as below: If you work with AWS long enough, you'll eventually hit a resource that looks simple but turns into a deep troubleshooting rabbit hole. Recently, while cleaning up unused AWS resources to reduce costs, I discovered an idle Elastic IP in my account. At first glance, everything looked normal: No EC2 instance attached No NAT Gateway No Load Balancer No obvious parent resource So naturally, I thought: "This should be easy. I'll just release the Elastic IP." AWS had other plans.…