No, NoFollow backlinks are not directly considered in Domain Authority calculations. DA primarily assesses the quality and quantity of followed (DoFollow) backlinks. However, NoFollow links can still contribute to your overall SEO strategy by diversifying your link profile and potentially driving traffic. Cheers!

It sounds like you might be facing keyword cannibalization issues. Instead of deleting pages, consider optimizing each with unique content. Utilize internal linking to strengthen your homepage's authority while ensuring other pages rank for specific keywords. Deleting pages might negatively affect your rankings due to lost content and backlinks.