On: Production is Red, Development is Blue

[there]

it should probably just try to strip ^www\d*?\. from the domain and leave everything else, rather than strip off the first component of the hostname regardless of what it is.

better to print too long a url for some than too short for things like example.github.com, code.google.com, etc.

[igravious → there]

Oh please yes. + a bucket load for code.google.com which comes up a lot and would provide nice glanceable info.