Have you noticed a sudden drop in your website traffic? Does this rankings drop persist for a long time? If this happened to your site then your site may be penalized by Google. Building low-quality backlinks can lead to a penalty. In order to get out of this situation, you need to immediately disavow the low-quality backlinks that are pointing to your site.
I have more than 10 years of experience in digital marketing. I will help you identify high-risk links and medium-risk links. I have very good experience in identifying the risk websites. After we determine these domain names, we will disavow those links using disavow tool. After this process, you can start seeing the improvement in rankings. Without implementing this you cannot see the improvement in rankings.