Developer Tool
SEO Tool
Canonical Tag Checker
Detect missing, duplicate, invalid, and mismatched canonical links.
✓Canonical discovery
✓Mismatch warning
✓Final URL check
How to Use
Enter a public URL or page details, run the check, and review every result before changing production SEO configuration.
Secure Inspection
Private IP ranges, local hosts, non-standard ports, oversized responses, excessive redirects, and abusive request rates are blocked.
Important
Results are a focused technical check, not a ranking guarantee. Confirm changes with search-engine documentation and public-page testing.
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