DR, DA, and Trust Flow: a reality check for solo founders staring at a zero

At some point after launch, every solo founder pastes their domain into a free authority checker. The result is usually a single digit, sometimes a zero, next to an acronym: DR, DA, TF. It feels like a grade, and a bad one. Half the SEO content on the internet then offers to raise it for you — which is exactly why it is worth understanding what the number is before deciding whether to care.

Here is the short version: DR, DA, and TF are three different vendors' estimates of the same underlying thing — how much link equity points at your domain. They are proxy metrics, computed by companies that are not search engines, from link indexes those companies crawled themselves.

What each score actually is

• Domain Rating (DR) is Ahrefs' 0–100 score, driven almost entirely by the quantity and strength of dofollow referring domains in Ahrefs' own index.
• Domain Authority (DA) is Moz's 0–100 score, a machine-learned prediction of how likely a domain is to rank, trained on Moz's link graph.
• Trust Flow (TF) and Citation Flow (CF) are Majestic's pair: CF counts link volume, TF weights links by their distance from a seed set of trusted sites. A big gap between the two is a classic sign of low-quality links.

None of these numbers comes from Google, and Google has said repeatedly that it does not use any third-party authority score in ranking. The scores correlate with ranking ability because links matter — but the score itself is a reading on a vendor's thermometer, not the weather.

What the scores cannot tell you

The question that actually matters for a new product is: when someone searches for the problem you solve — in Google, or increasingly in ChatGPT or Perplexity — do you appear, and are you citable? Authority scores answer none of that. A domain can carry a respectable DR built on junk links and still be invisible for every query its ICP types. A near-zero domain with clear, crawlable pages that state what the product does can get picked up by AI answer engines that care about extractable claims, not vendor scores.

There is a second failure mode worth knowing: the scores can be inflated in both directions. Automated link networks routinely point junk at domains they have never spoken to, which means a rising DR can reflect spam you did not ask for rather than reputation you earned. If you only watch the headline number, you can be congratulating yourself on someone else's link-selling operation.

How to read your own numbers without buying anything

• Use the free checkers each vendor offers — enough for a monthly read, no subscription required.
• Ignore the headline score and open the referring-domains list. Ask of each: is this a real site a human runs, or templated filler?
• Check the dofollow percentage. A profile that is overwhelmingly nofollow passes very little equity regardless of the raw backlink count.
• Scan the anchor texts. Anchors you never earned — commercial phrases you would not write — mean someone else is generating links you do not control.

The useful move at this stage is not chasing the score — it is checking whether your public pages actually say something a search engine or answer engine could find and cite. You can see exactly what your pages expose today by running a free analysis on your own domain at top-founders.com/analyze, alongside the competitors you would want to be compared to.