Understanding Domain Authority: What It Is and Why It Matters for Your Website

Domain authority is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). Developed by Moz, a prominent SEO tool provider, domain authority measures the authority of a website based on the quality and quantity of its external backlinks. A website with a high domain authority score is more likely to rank higher in search engine results than a website with a lower score.

The score ranges from 1 to 100, with higher scores indicating a greater likelihood of ranking high on SERPs. Factors that influence domain authority include the number and quality of external backlinks, the relevancy and diversity of backlinks, and the overall quality of the website’s content and structure.

Domain authority is useful for website owners and SEO professionals who want to improve their website’s ranking on search engines. By understanding their website’s domain authority score, they can identify areas for improvement and take steps to increase their score. This can include creating high-quality content, optimizing on-page elements, and building high-quality backlinks.

While domain authority is a helpful tool, it’s important to remember that it’s just one factor among many that influence a website’s search engine ranking. Other factors include website relevance, keyword optimization, website speed and usability, and social media presence.

In conclusion, domain authority is a score that measures the quality and quantity of a website’s external backlinks and predicts how well it will rank on SERPs. By understanding and improving their domain authority, website owners and SEO professionals can increase their website’s search engine visibility and drive more organic traffic to their site.

Here are 50 free tools that you can use to check the authority of any website based on the quality and quantity of its external backlinks:

  1. Ahrefs Backlink Checker – https://ahrefs.com/backlink-checker
  2. Moz Link Explorer – https://moz.com/link-explorer
  3. Majestic – https://majestic.com/
  4. SEMrush – https://www.semrush.com/
  5. Open Site Explorer – https://moz.com/researchtools/ose/
  6. Backlink Watch – http://www.backlinkwatch.com/
  7. Linkody – https://www.linkody.com/
  8. SEO Spyglass – https://www.link-assistant.com/seo-spyglass/
  9. Monitor Backlinks – https://monitorbacklinks.com/
  10. Link Research Tools – https://www.linkresearchtools.com/
  11. LinkMiner – https://linkminer.com/
  12. Small SEO Tools Backlink Checker – https://smallseotools.com/backlink-checker/
  13. Ubersuggest – https://neilpatel.com/ubersuggest/
  14. Backlink Tracker Pro – https://backlinktrackerpro.com/
  15. Backlink Test – https://www.backlinktest.com/
  16. CognitiveSEO – https://cognitiveseo.com/
  17. Kerboo – https://kerboo.com/
  18. Rank Signals – https://www.ranksignals.com/
  19. BuzzSumo – https://buzzsumo.com/
  20. SE Ranking – https://seranking.com/
  21. SEOquake – https://www.seoquake.com/
  22. Woorank – https://www.woorank.com/
  23. Sitechecker – https://sitechecker.pro/
  24. Linkio – https://linkio.com/
  25. AuthoritySpy – https://authorityspy.com/
  26. Searchmetrics – https://www.searchmetrics.com/
  27. Link-Assistant – https://www.link-assistant.com/
  28. SEO PowerSuite – https://www.link-assistant.com/seo-powersuite.html
  29. Screaming Frog SEO Spider – https://www.screamingfrog.co.uk/seo-spider/
  30. DeepCrawl – https://www.deepcrawl.com/
  31. Link Prospector – https://linkprospector.citationlabs.com/
  32. SERPstat – https://serpstat.com/
  33. OpenLinkProfiler – https://openlinkprofiler.org/
  34. URL Profiler – https://urlprofiler.com/
  35. Raven Tools – https://raventools.com/
  36. Linkclump – https://chrome.google.com/webstore/detail/linkclump/lfpjkncokllnfokkgpkobnkbkmelfefj
  37. Xenu’s Link Sleuth – http://home.snafu.de/tilman/xenulink.html
  38. Netpeak Checker – https://netpeaksoftware.com/checker
  39. Topvisor – https://topvisor.com/
  40. Kerboo – https://kerboo.com/
  41. Ninja Outreach – https://ninjaoutreach.com/
  42. Link Research Tool – http://www.linkresearchtools.com/
  43. SEO Review Tools – https://www.seoreviewtools.com/
  44. Majestic SEO – https://majestic.com/
  45. Cognitive SEO – https://cognitiveseo.com/
  46. Monitor Backlinks – https://monitorbacklinks.com/
  47. Web CEO – https://www.webceo.com/
  48. Quick Sprout – https://www.quicksprout.com/
  49. SEOptimer – https://www.seoptimer.com/
  50. Neil Patel’s Backlink Tool – https://neilpatel.com/backlinks