Domain Authority & PA Checker
Check DA, PA, Spam Score & Domain Age for up to 10 domains instantly — powered by Moz & WhoisXML APIs.
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Domain Authority (DA)
A Moz score (0–100) predicting how well a domain ranks on search engines. Higher is better.
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Page Authority (PA)
Predicts how well a specific page ranks. Useful for analysing individual URLs and links.
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Spam Score
Moz’s spam signal out of 17. Score 0–4 is Low risk, 5–7 Medium, and 8–17 is High risk.
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Domain Age
Older domains tend to have more trust. Age is calculated from live WHOIS registration data.
Frequently Asked Questions
What is Domain Authority (DA)?+
Domain Authority (DA) is a search engine ranking score by Moz that predicts how likely a website is to rank on SERPs. DA scores range from 1–100, with higher scores showing greater ability to rank.
What is a good DA score?+
DA 70+ is Excellent. DA 40–69 is Good. DA 20–39 is Average. DA below 20 is Low. New websites start at DA 1 and grow over time with quality backlinks and content.
How is Spam Score calculated?+
Spam Score by Moz ranges from 0–17. A score of 0–4 is Low risk, 5–7 is Medium, and 8–17 is High risk — the domain may have spammy link patterns or toxic backlinks.
How many domains can I check at once?+
You can check up to 10 domains at once. Enter one domain per line in the input box and click the Check button.
Does DA directly affect Google rankings?+
No — DA is a third-party metric by Moz, not used by Google. However it is a very useful comparative metric to gauge a site’s link authority relative to competitors.