Cloud Infrastructure
AWS ARN Parser
Enter an AWS ARN to parse it into labeled segments and explain the resource type, global vs regional service, and common ARN variations.
No data is transmitted — everything runs locallyTool
About this tool
AWS ARN Parser
The AWS ARN Parser deconstructs ARN strings into partition, service, region, account, and resource segments with explanations for global services and resource-type variations.
• Quickly identify which account and region an ARN belongs to
• Understand why IAM and S3 ARNs have empty region fields
• Debug an IAM policy with an ARN format error
• Parse a complex ARN from a CloudTrail event for incident investigation
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FAQ
What does this tool tell you?
The AWS ARN Parser deconstructs ARN strings into partition, service, region, account, and resource segments with explanations for global services and resource-type variations.
What affects the result most?
ARN structure: arn:partition:service:region:account-id:resource — parses each segment with labels. Partition: aws (standard), aws-cn (China), aws-us-gov (GovCloud) — affects endpoint URLs. Global services: IAM, Route53, CloudFront have empty region field in ARN.
How should I use the result?
The parsing and decoding happen entirely in your browser — input is never transmitted. Copy the decoded output into your audit log, debugging session, or documentation; the transformation is reversible when the format specifies one.
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