[iamben]

Didn't realise that existed. Very useful thanks!

But again, it's not exactly up there for John Everyman - and it doesn't sort Facebook having different share counts for the https and http domain.

[prophesi]

True. And you have to be extra careful with HSTS Preloading; if one of your subdomains breaks because of HTTPS, it'll be a pain to get your domain taken off the list.