The Linking Domains Report
Every 3 months the common crawl releases data about which domains link to other domains. This can be useful for consideration why a website ranks how it does and which domains/links may be important to that ranking. While The Crawl Tool is primarily about on-site SEO, we include this because of that utility.

Source Domain
This is the domain that is linking to the website in the project
Domain Rank
The rank of the domain based on the PageRank calculation. 1 is the top ranking domain, as it decreases the domains are considered less important.
Domain PageRank
A calculation of PageRank based on which domains link to which domains.
Want to know more?
You can also read our blog post about the linking domains report.