Documentation
Everything about the rank: the method, the sources, the honest caveats, and how to use it.
Methodology
The open algorithm: data-derived weights, formula, +46% validation.
The open algorithm: data-derived weights, formula, +46% validation.
Sources
The eight public sources + Common Crawl: coverage, cadence, licenses.
The eight public sources + Common Crawl: coverage, cadence, licenses.
webrank vs Tranco
Same idea, one fix: derived weights beat equal weights by ~46%.
Same idea, one fix: derived weights beat equal weights by ~46%.
What is domain popularity?
Traffic, DNS, browser data — and why popularity ≠ authority.
Traffic, DNS, browser data — and why popularity ≠ authority.
What is domain authority?
PageRank-style link authority, and why it's a separate number.
PageRank-style link authority, and why it's a separate number.
pagerank vs DA/DR/Flow
How webrank's free 0–10 compares to Moz, Ahrefs, Majestic.
How webrank's free 0–10 compares to Moz, Ahrefs, Majestic.
Referring domains, IPs & subnets
The link-diversity ladder, from backlinks to /24 subnets.
The link-diversity ladder, from backlinks to /24 subnets.
Coverage
293M tracked, 146M ranked — what the rank means at every depth.
293M tracked, 146M ranked — what the rank means at every depth.
Use cases
Security triage, SEO, crawl prioritization, research.
Security triage, SEO, crawl prioritization, research.
FAQ
Free? Trustable? Gameable? Fresh? Answered.
Free? Trustable? Gameable? Fresh? Answered.
Glossary
PLDs, referring subnets, rank churn, CrUX — defined.
PLDs, referring subnets, rank churn, CrUX — defined.
License & citation
CC-BY 4.0, citable snapshots, BibTeX.
CC-BY 4.0, citable snapshots, BibTeX.
About
Who runs webrank, funding, and why ranks are never for sale.
Who runs webrank, funding, and why ranks are never for sale.
Updates
Cadence, snapshot policy, changelog.
Cadence, snapshot policy, changelog.