[aiurtourist]

Forgive me, but what's so exciting about this?

[raldi]

Most "what is my IP?" services either return it in hard-to-parse format, or they block curl.

[prezjordan]

Couldn't you roll your own with a few lines of Ruby and send it off to heroku?

[raldi]

I could also write my own version of /bin/cat, but that doesn't mean it's a good use of my time.