I've tested on a mobile network, as well as my home network, and they both are returning the same thing.
The UK site, http://isitdown.co.uk/ reports that https://jspm.org is returning an error code 522, but all the other is it down websites are returning successes, but that might only be because they see the CloudFlare error page and think that is valid.
CloudFlare is printing out the following screen:
I've tested on a mobile network, as well as my home network, and they both are returning the same thing.
The UK site, http://isitdown.co.uk/ reports that https://jspm.org is returning an error code 522, but all the other is it down websites are returning successes, but that might only be because they see the CloudFlare error page and think that is valid.