Tool

Canonical Checker

Inspect whether a page exposes a canonical tag and whether it points to the right URL.

Best for Raw evidence and targeted proof

Use this page after the unified audit identifies the module that needs deeper validation.

Single checker

Run a focused technical check

Canonical issues can dilute rankings, confuse indexing, and make duplicate URLs harder to control.

Live evidenceSeverity outputOperator actions

We only fetch public resources and do not store your target URLs.

Canonical issues can dilute rankings, confuse indexing, and make duplicate URLs harder to control.

Expected outcome

A healthy page usually has one canonical tag pointing back to its preferred self URL.

What the report highlights

It highlights missing tags, relative canonical values, cross-domain references, and self-reference mismatches.

Use this after

The unified audit flags this module.

The suite is the fastest way to find the right checker. This page is the fastest way to gather detailed proof.