Step 1: Find expired domains
In building a PBN, you have to use expired domains. It is because expired domains are real, have existing backlinks and profiles, and sometimes you even get some traffic too. Make sure that it has a good Google history, no spam links, etc.
So, where can you possibly find quality domains? Don’t worry because here are the three biggest tools that will help you find and purchase high-quality domains.

01.
PBNLab
Among these three apps, PBNLab is the most expensive. However, the advantages offered by this app are also of great value. It offers a large number of bots used, has a really fast performance, and the number of domains and crawl options.
02.
Domain ReAnimator
This app has an amazing dashboard and comes with Majestic and Moz site explorer metrics for each domain. One of the amazing features Domain ReAnimator has to offer is the ability to download the site files that will greatly help you save time in setting up WordPress. Plus an added feature that will provide three snapshot images for each domain that you click on to further analyze the quality of the site.
03.
Bluechip Backlinks
This app has an amazing dashboard and comes with Majestic and Moz site explorer metrics for each domain. One of the amazing features Domain ReAnimator has to offer is the ability to download the site files that will greatly help you save time in setting up WordPress. Plus an added feature that will provide three snapshot images for each domain that you click on to further analyze the quality of the site.