Canonical cluster
A group of duplicate or near-duplicate URLs an engine treats as versions of one document.
What Canonical cluster does not show
The engine, not the site’s canonical tag alone, selects the representative.
Terms this definition uses
Related terms in Crawling and indexing
How a crawler discovers, schedules, fetches and selects pages, and why a fetched page is not an indexed one.
Crawler identity · Product token · Identification string · Crawl frontier · Crawl queue · Crawl scheduler · Seed URL · URL discovery · Link extraction · Recrawl interval · Crawl frequency · Host politeness · Crawl rate · Crawl-delay · Robots group merging · Longest-match rule · Wildcard rule · End-anchor rule · Robots cache · Robots parse error · Robots redirect · Robots unavailable · Sitemap · Sitemap URL set · Sitemap lastmod · Sitemap hreflang · Image sitemap · Video sitemap · News sitemap · Duplicate cluster · Index selection · Crawl demand · Rendering queue · Rendered HTML · Indexing pipeline · Index freshness · Index lag · Deindexing · Removal request · URL inspection · Crawl anomaly · Bot spoofing · Shared IP range · Web Bot Auth
Questions about Canonical cluster
What is Canonical cluster?
A group of duplicate or near-duplicate URLs an engine treats as versions of one document.
What does Canonical cluster not show or guarantee?
The engine, not the site’s canonical tag alone, selects the representative.
Which area of the glossary does Canonical cluster belong to?
Crawling and indexing: How a crawler discovers, schedules, fetches and selects pages, and why a fetched page is not an indexed one.
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