A thorough comparison of the top 4 backlink API vendors

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Last updated: 2022/04/07 blog SEO tools can be used for many purposes, but one of the most common uses is to research backlinks. Of course, only Google knows the final impact on SEO, but it may be possible to make a cursory comparison with competitors. This is a research article that compares four companies that have particularly large databases among the vendors that provide such backlink data. Although it is a difficult topic to reach a final conclusion, the content is very interesting. Which vendor has the highest backlink index? We compared vendors Ahrefs, Majestic, SEO PowerSuite, and Semrush and summarized the results. In recent years, SEO PowerSuite hasbacklink API andWe have been using the SEO SpyGlass backlink tool to strengthen our backlink index. A major infrastructure update was carried out in June 2021, resulting in a 3x increase in crawl speed. To better understand our situation, we decided to compare four of the top backlink vendors: Ahrefs, SEO PowerSuite, Semrush, and Majestic. This article summarizes all the key findings from the study, but for more detailed information, please visit this page . Disclaimer : For this research, we purchased API keys from each vendor (total cost: $6,200).

This report also provides raw data from SEO PowerSuite. You can also contact each vendor to purchase similar statistics and compare them to ensure that the data used has not been modified in any way. table of contents Analysis method discovery Who wins in terms of referring domains? Who is the winner Belgium Phone Number Data in terms of backlinks? What is the rank distribution of the comparison target? Important matter Backlink index types Differences in how the number of links is calculated Differences in how to record IP Different understandings of reference domains Analysis method To conduct this research, we decided to use the Majestic Million dataset.




Why this dataset? Majestic Million is a list of the top 1 million websites on the web, based on the number of citations (i.e., links) from other websites. Therefore, these domains should have a sufficient amount of backlinks, giving them a statistical advantage in this comparison. That's why we used this dataset to analyze results from the backlink index providers listed below. SEO PowerSuite SEO PowerSuite's Backlink Index has data on 3.6 trillion external backlinks and 264 million indexed domains. The cost to verify backlinks for 1 million domains is $899. Ahrefs According to its official website , Ahrefs has data on 3.2 trillion external backlinks and 193 million indexed domains. The cost to verify backlinks for 1 million domains is $2,000.