danted.conf for Spotify from old blog post http://kzar.co.uk/blog/view/blocking-spotify-p2p-connections

danted.conf

# Dante settings for Spotify
logoutput: /var/log/sockd.log

# Server's IP is 10.10.10.99, open proxy on port 8080
internal: 10.10.10.99 port = 8080
external: eth1

# This stuff was configured by Debian
user.privileged: proxy
user.notprivileged: nobody
user.libwrap: nobody

clientmethod: none
method: none

# Allow connections to the proxy server
client pass {
       from: 10.10.10.0/24 to: 0.0.0.0/0
}
# Allow connections to Spotify
pass {
     from: 10.10.10.10/24 to: .spotify.com
     log: error
}
# Allow connections to Last.fm
pass {
     from: 10.10.10.10/24 to: .audioscrobbler.com
     log: error
}
pass {
     from: 10.10.10.10/24 to: 195.24.233.57/32
     log: error
}
pass {
     from: 10.10.10.10/24 to: 195.24.232.207/32
     log: error
}
pass {
     from: 10.10.10.10/24 to: 195.24.232.208/32
     log: error
}
pass {
     from: 10.10.10.10/24 to: 195.24.233.58/32
     log: error
}

# Allow connections to Facebook
pass {
     from: 10.10.10.10/24 to: .facebook.com
     log: error
}
# Allow connections to Twitter
pass {
     from: 10.10.10.10/24 to: .twitter.com
     log: error
}
pass {
     from: 10.10.10.10/24 to: 128.242.245.93/32
     log: error
}

# Allow incoming replies
pass {
     from: 0.0.0.0/0 to: 0.0.0.0/0
     command: bindreply udpreply
     log: error
}
# Block everything else
block {
       from: 0.0.0.0/0 to: 0.0.0.0/0
       log: connect error
}