Structured Data Validator
Check any web page for structured data markup. Extracts JSON-LD, Microdata, and RDFa, then validates against common Schema.org types. Find missing required and recommended properties that affect your search result appearance.
URL of the page to check for structured data
Result
Code snippets
What this tool checks
- Extracts JSON-LD from script tags
- Detects Microdata (itemscope/itemprop)
- Finds RDFa markup (typeof/property)
- Validates against 14 common Schema.org types
- Reports required property errors
- Reports recommended property warnings
- Handles @graph containers
Automate this with the API
Run this tool programmatically from your code. Get a free temporary API key with 20 requests/day — or register for 75 requests/day.
curl https://apixies.io/api/v1/validate-structured-data?url=... \
-H "X-API-Key: YOUR_API_KEY"
Frequently asked questions
Which Schema.org types are validated?
What's the difference between errors and warnings?
Does it check Microdata and RDFa fully?
Related tools
Free SSL Certificate Checker
Enter a domain to inspect its SSL/TLS certificate. You'll see the issuer, validity dates, days until expiry, protocol version, and whether the certificate chain is healthy. Useful for catching expiring certificates before they cause browser warnings.
Security Headers Checker
Paste a URL to analyze its HTTP security headers. The tool checks for Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, and other headers that protect against common web attacks. You'll get a grade and a list of missing protections.
Free Email Validator
Enter an email address to validate it. The tool checks format syntax, resolves MX records to verify the domain accepts mail, detects disposable email services (like Mailinator), and flags role-based addresses (like info@ or admin@). Useful for cleaning mailing lists or validating form submissions.
Email Authentication Checker (SPF, DKIM, DMARC)
Enter a domain to check its email authentication configuration. The tool validates SPF records (who can send on your behalf), DKIM records (email signatures), and DMARC policies (what to do with unauthenticated mail). Misconfigured authentication is the top reason emails land in spam.