Trust Flow is a third-party metric estimating how closely a site’s links connect to a vendor seed set; it is useful for comparison, not a ranking factor.
Trust Flow (TF) — Majestic trust metric refers to a proprietary link metric based on a commercial provider’s chosen seed sites and link graph.
Meaning and boundaries
The metric’s value lies in consistent comparison within its own dataset. It cannot reveal every link a search engine knows, reproduce a search engine’s systems or establish the quality of an individual placement.
Use the metric to prioritise manual review, then inspect the actual referring pages, topical context, link attributes, destination relevance and acquisition method. Compare historical changes only when the provider’s index date and scope are known.
How to inspect it
Check provider coverage, freshness, sampled links, topical fit and unexplained changes. Keep the metric separate from traffic, rankings and conversions in reporting.
For Trust Flow, compare like with like: a homepage with a homepage, or a URL with a URL, using the same Majestic index where possible. Open a sample of the backlinks behind a surprising value and examine topical relevance, placement and whether the provider has recently refreshed its index. A score change can reflect source data and algorithm updates as well as link changes.
Limits, verification and common mistakes
A high score does not validate a paid or irrelevant link, and a low score does not prove a site lacks value. Never convert a vendor metric into an automatic accept/reject rule.
Use the metric to prioritize manual review, not to approve a placement automatically. For example, a high-scoring domain can still offer an irrelevant footer link, while a lower-scoring specialist publication may be useful to a reader. Keep Trust Flow separate from Google ranking data and from any claim about commercial results.