Check Domain Authority, Page Authority & Spam Score Instantly
Zulq Digital's free domain authority checker gives you a live readout of DA, PA and Spam Score for any website plus every ranking factor behind the number, explained in plain words so your next SEO move is obvious. Use it as a quick SEO audit tool before you pitch a client, publish a guest post, or buy a backlink.Know Your DA Score
See exactly where your domain authority stands today, in one clear readout.
Check Page Authority
Test individual pages, not just the homepage, before you build links to them.
Spam Score Check
Catch spammy link patterns and low-trust signals before they hurt rankings.
Backlink Signal
Understand which factor backlinks, trust, or age is holding your score back.
Plan Your Next Move
Turn the glossary below into a checklist for your next SEO sprint.
Domain Authority, Page Authority & Spam Score Checker
No signup, no card paste a domain below and see its full authority and spam-risk breakdown in seconds.
Why Domain Authority, Page Authority and Spam Score Matter
Every SEO audit starts with the same three numbers: Domain Authority (DA), Page Authority (PA), and Spam Score. Together they give a fast, honest snapshot of a website's authority score and its risk of being penalized by search engines. Whether you're running a full SEO audit, vetting a guest-post site, or checking a competitor's backlink profile, these three metrics are the fastest way to separate a genuinely strong domain from one that just looks strong on the surface.
Domain Authority: the whole-site authority score
Domain Authority is a predictive metric it doesn't measure current rankings directly, it estimates ranking potential based on the size and quality of a site's backlink profile. A domain authority checker like this one pulls together backlink signals, referring domain counts, and trust indicators into one easy 1–100 score. Higher DA generally means a domain has an easier time ranking for competitive keywords, which is why link building and off-page SEO strategies are built around growing this number over time.
Page Authority: authority at the page level
A page authority checker matters just as much as a domain-level check, because not every page on a strong domain inherits the same ranking power. A single blog post can have a low PA even on a high-DA site if it has few internal links or backlinks pointing to it directly. Checking page authority before outreach or content promotion helps you target the pages that will move the needle fastest.
Spam Score: your early-warning system
Spam Score flags the patterns search engines associate with low-quality or manipulative link-building things like thin content, excessive outbound links, or a spike of low-trust backlinks. Running a spam score checker alongside your DA/PA check is one of the simplest ways to protect a site's SEO authority score before it takes a hit. A high spam score doesn't guarantee a penalty, but it's a signal worth investigating before you build more links to (or from) that domain.
How to use this SEO audit tool
- Run your own domain first to get a baseline authority score and spam-risk reading.
- Check competitor domains to benchmark your DA, PA and backlink profile against theirs.
- Vet guest-post and link-exchange sites with the spam score checker before you commit.
- Re-check monthly to track how your link building and content work is moving the numbers.
Frequently Asked Questions
What is Domain Authority (DA)?
Domain Authority is a 1–100 score that predicts how likely an entire website is to rank in search engine results, based mainly on the strength and size of its backlink profile.
What is Page Authority (PA)?
Page Authority uses the same 1–100 scale as Domain Authority but measures the ranking strength of a single page instead of an entire domain.
What is Spam Score?
Spam Score is a percentage that estimates how likely a website is to be penalized or removed from search engine indexes, based on signals commonly found on spammy or low-quality sites.
Is a higher DA and PA always better?
Generally yes a higher Domain Authority and Page Authority signals a stronger backlink profile and greater ranking potential, but these scores should always be read alongside Spam Score and real organic traffic data.
How often should I check my website's authority score?
Most SEO teams check Domain Authority, Page Authority and Spam Score monthly, or after any major link-building or content campaign, to track progress and catch spam-link issues early.
The SEO Glossary
26 terms every zulqdigital.com client hears in an authority report each one defined in one breath, so nothing goes unexplained.