Link to Read the Docs instead

Author: k0ekk0ek

README.md

@@ -17,7 +17,7 @@ intentionally extensible, the format has been extended over time too.
 
 This project provides a lightning fast presentation format deserializer (and
 serializer eventually) for other projects to leverage. Learn more about
-simdzone by reading the [documentation](https://nlnetlabs.github.io/simdzone/).
+simdzone by reading the [documentation](https://simdzone.docs.nlnetlabs.nl/).
 
 ## Motivation
 Zone files can become quite large (.com ~24G, .se ~1.3G) and the parser in