Canonicals & duplicates
Canonical loop
One of the 136 checks Lala SEO runs on every page of a site in a free audit.
- How serious
- Serious. Can stop pages from appearing in Google, or from working for visitors. Fix these first.
- Based on
- Google's own documentation
What the audit tests
- Following canonical tags from page to page never loops back in a circle
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Other canonicals & duplicates checks
- Canonical points at a page that canonicalises somewhere else
- Canonical points to a redirecting URL
- Canonical points to another domain
- Canonical target never returned 200 in this crawl
- Different URLs serving identical content
- More than one rel=canonical on a page
- No canonical tag
- Relative rel=canonical
- The site answers on more than one address
- rel=canonical contains a URL fragment
- rel=canonical outside <head>