Domain Authority Checker — Site Strength Metrics

Enter a domain

Authority score powered by Open PageRank (0–100 scale).

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How to use Domain Authority Checker

Enter the domain — yours or a competitor's.
Read the authority estimate — a 0-100 comparative score.
Use it relatively: benchmark against the sites you compete with, not as an absolute goal.
Pick winnable keywords — target terms whose ranking sites have authority near or below yours.

What is Domain Authority Checker?

A domain authority checker estimates a website's overall SEO strength — its likely ability to rank — as a score, typically 0–100 on a logarithmic scale where climbing from 20 to 30 is far easier than 60 to 70. The metric distills a site's backlink profile and trust into one comparative number.

Crucial framing: "Domain Authority" and its kin (Domain Rating, etc.) are third-party SEO-tool metrics, not Google's. Google doesn't publish a site score and has said no single "authority" number exists internally. These scores predict and compare; they don't dictate rankings.

About the Domain Authority Checker

Enter a domain and read its authority estimate with context on interpretation.

How to use the number without being misled: comparison, not target — it's most useful ranking competitors relative to each other and to you ("their DA is 45, mine is 20 — I need links and time"); keyword difficulty calibration — attacking terms where page-one sites all sport high authority is a slow uphill; long-tail terms where weak sites rank are the newcomer's openings; link-prospect vetting — a backlink from a high-authority, relevant site is worth many from weak ones; and progress tracking — watching your own score trend up as links accrue (month-to-month noise is normal; the multi-month trend is the signal).

The honest limits: scores lag reality, differ between tools (a site is "DA 40" or "DR 55" depending on whose metric), and can be gamed — so a high score with thin content and spammy links is a red flag, not a green light. Authority is a lens; content and relevance still win rankings.

Frequently Asked Questions

No — it's a third-party SEO-tool metric (Moz's DA, Ahrefs' DR, etc.), not something Google uses or publishes. Google has stated there's no single internal site-authority score. These metrics predict; they don't rank.

Relative to your niche: new sites sit near 0-20, established blogs 30-50, major sites 60+. "Good" means competitive with the sites ranking for your keywords — a DA 35 dominates a weak niche and drowns in a strong one.

Earn quality, relevant backlinks (the primary driver), publish genuinely useful content that attracts links naturally, and give it time — authority compounds slowly. There's no shortcut; link-buying schemes risk penalties, not gains.

Each computes its own metric from its own link index and formula — Moz DA, Ahrefs DR and others simply aren't the same measurement. Compare within one tool; never mix scores across tools.

Not automatically — scores can be inflated by link manipulation. A high number with thin content and spammy backlinks is a warning. Authority is a starting filter; content quality and relevance are the real judgment.