2.1.53 [HTML5:2014] Section 4.8.4.9 Link type "prefetch"

V0131: The prefetch link type is not supported for the a and area elements

The specification states:

 4.8.4.9 Link type "prefetch"
  
     The prefetch keyword may be used with link, a, and area elements. This keyword 
     creates an external resource link.
  
     The prefetch keyword indicates that preemptively fetching and caching the specified 
     resource is likely to be beneficial, as it is highly likely that the user will 
     require this resource.

All document modes (All versions)

The prefetch link type is not supported for the a and area elements.