SSEOSage

Canonical tags

10 canonical tag issues

Checked on 177 top sites, in eight slides.

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Problem 1

29%

of top home pages have no canonical

52 of 177 popular sites, 7 Nov 2026.

 No canonical

Problem 2

Two addresses, no redirect

Redirect example.com to www.example.com. A canonical alone is only a hint.

 Two addresses

Problem 4

Keep it in the head

Google only accepts a canonical tag inside the head of the page.

 Outside the head

The rare ones

Not found on any top site

  • ✓Two canonical tags
  • ✓Relative canonicals
  • ✓http canonicals
 The study
SSEOSage

Check your own pages

Free noindex checker at seosage.co shows the canonical.

 Read the guide