But please share how you traced his IP address to germany via skype, I would love to hear this story!
Told you to google it, had to do that for you aswell so here you go.
Any skype resolver will do though, hell you could even start a file share and view his/her ip trough CMD.
http://www.wikihow.com/Find-the-IP-Address-of-a-Skype-User