To avoid being penalized by search engines, it’s crucial to be familiar with the various types of bad links that fall under the umbrella of link spam. In this article, we’ll provide you with the lowdown on link spam and eight types of bad links you should avoid at all costs. Types of bad linksSo what types of links are considered link spam? From Google’s definition of link spam, it could be argued that any link you land from link building is effectively link spam. Ensuring you use white-hat link building techniques and avoid actively acquiring bad links is key to preventing you from being penalized by Google.