If they have a mobile app, often looking at the requests that it makes can be enlightening, and the same story if the have a mobile version of the site, as it t

If they have a mobile app, often looking at the requests that it makes can be enlightening, and the same story if the have a mobile version of the site, as it tends to have less "fluff" and more content I also know they have a moderately public Nitro API for their media programming (the iPlayer offerings) so it's possible they have a similar one for their web content