Disavow links tool
Google's tool for submitting links a site owner wants discounted. Google advises caution; most websites do not need it.
Definition and sourcesKNOWLEDGE / FROM A TO Z
Glossary
Technology, explained clearly. Find a term, choose a letter or narrow the topic. Definitions include sources and their review date.
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Clear filtersDofollow link
A colloquial name for an ordinary link without nofollow qualification. Dofollow is not a standard HTML attribute; its absence does not guarantee ranking benefits.
Definition and sourcesDomain Authority
Moz's proprietary metric modelling a domain's comparative ranking potential. It is not a Google score; similarly named third-party metrics use different calculations.
Definition and sourcesDomain Rating
Ahrefs' metric describing the relative strength of a domain's backlink profile. It does not directly measure traffic, overall quality or a Google-assigned score.
Definition and sourcesDuplicate content
Identical or very similar content under different URLs. It can split signals and complicate canonical selection; it does not imply an automatic penalty.
Definition and sourcesDwell time
A colloquial term for time between visiting a search result and returning to results. It differs from session duration and is not a confirmed simple Google factor.
Definition and sources