The only real “negative DA” is 1 noticeably decrease than a competitor’s within precisely the same category and marketplace.  Each metrics are scored on the scale from 1 to one hundred - the higher the rating, the better. But don’t forget, what is thought of an excellent DA or PA https://a-z-directory.com/listings13122820/5-easy-facts-about-crafted-for-da-pa-authority-seo-strength-described