There could be multiple factors, but if you look at your metrics and link it according it with a increase or decrease in any of the factors (blog writing, guest post submission) and correlate it. You may be able to find an answer.
Moz Q&A is closed.
After more than 13 years, and tens of thousands of questions, Moz Q&A closed on 12th December 2024. Whilst we’re not completely removing the content - many posts will still be possible to view - we have locked both new posts and new replies. More details here.