Keep your backlink analysis clean by using Ahrefs’ "Best links" exclusion list...

https://stateofseo.com/how-do-i-know-if-a-domain-is-a-pbn-network-site/

Keep your backlink analysis clean by using Ahrefs’ "Best links" exclusion list to hide spammy backlinks. Remember, Ahrefs doesn’t have a spam score, so this filter just helps you focus on quality links while reviewing