Meta State Validator
Inspect page metadata, structured data, crawler directives, and site discovery files
live inspection · one public URL · no saved results
scope HTML · response headers · robots.txt · sitemaps · llms.txt public HTTP/HTTPS targets only
  • Page metadata: title, description, canonical, robots directives, language
  • Social metadata: Open Graph and Twitter tags
  • Structured data: JSON-LD, schema types, identity entities
  • Site files: robots.txt, discovered sitemaps, llms.txt
  • POST /api/inspect returns this snapshot as JSON
  • Missing fields are shown as not observed
  • Conflicts identify contradictory values across published sources
  • Every redirect target is revalidated before it is fetched