Block URLs from scraping website behind F5s

You can write irule some thing like this..

1. Create Datagroup Object(String)

       class HostURI {
   (getAppsNear)?OpenPage
   (getApps4DT)?OpenAgent
       }
   

   `

2. Add below irule.

   `    when HTTP_REQUEST {
       if {([class match [getfield [HTTP::host] "/" 5] eq HostURI]) } {
       drop
       }
       }
   
   Assign to VIP. Let us know if any question.