I remember seeing some service offered by Google which lets you enter in a URL and it will output a mobile version of the page for you.
Does Google still provide such a service?
As of mid-2016, this service is still around, but now it redirects from
(If you remove the
&f=1&s=1&source=wax you get a transcoded version, but not a mobile version.)
There is a little information here: https://support.google.com/webmasters/answer/6211428?hl=en