{{ user.err }}
If you have yet a key you'll get a new one (invalidating the old one).
Then you'll receive a mail with a link to validate a temporary Token, the subsequent page will give you YOUR_KEY.
Then you'll be able to start use korbinsky:
curl -H "apikey: YOUR_KEY" http://ko.ckin.it:8000/api/v1/ip/172.67.134.64