Backlink Coverage
Domain-level checker
ARZHost research tool

Find backlink opportunities before you pitch.

Paste referring URLs or domains. We compare their registrable domains with the coverage lists saved in this browser, so different pages on the same domain count as one source.

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Check domains

Up to 1,000 at once

Enter one per line. Full URLs and bare domains are accepted.

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Results

Not coveredCovered elsewhereMain site
Your results appear here after a check.

Lists stay in this browser and are not shared with other visitors or devices. Matches use the registrable domain, including suffixes such as .co.uk and private platforms. A yellow label means the domain appears in the local main-site list.