There is no single answer to this question. Some people believe that a domain name is not necessary for a successful blog, while others believe that having a domain name is an important part of building a successful blog. Ultimately, the answer to this question depends on the individual blog’s goals and objectives. If the goal of the blog is to attract visitors from search engines, then it is likely that a domain name will help to achieve this.
Conversely, if the goal of the blog is to connect with other bloggers and build relationships with potential advertisers, then it may be more important to focus on other marketing strategies instead of purchasing a domain name. Ultimately, it is important for each blogger to understand their own goals and objectives in order to make the best decision for their blog.