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SEO

Schema Tester

Find JSON-LD blocks, validate JSON and list Schema.org types.

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ABOUT THIS CHECK

Schema Tester

Detects JSON-LD structured data blocks and validates their JSON syntax.

↗WHY IT MATTERS

Structured data can help search systems understand entities and page meaning when it accurately reflects visible content.

WHAT TO REVIEW
  • JSON validity
  • @type values
  • Duplicate blocks
  • Missing important properties
  • Mismatch with visible content
WHAT A GOOD RESULT LOOKS LIKE

Valid, accurate Schema.org markup that describes what users can actually see.

Tool guide

Understand this result, common problems, fixes and verification.

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