### First, normal lookup using uncensored dns

$ dig +noall +answer www.w3.org
www.w3.org.             768     IN      A       128.30.52.52
www.w3.org.             768     IN      A       128.30.52.53
www.w3.org.             768     IN      A       128.30.52.54
www.w3.org.             768     IN      A       128.30.52.166
www.w3.org.             768     IN      A       193.51.208.69
www.w3.org.             768     IN      A       128.30.52.38
www.w3.org.             768     IN      A       128.30.52.51

### Lookup using MPY's censored dns

$ dig +noall +answer www.w3.org @ns1.mpynet.fi
www.w3.org.             3600    IN      A       82.197.31.39
$ dig +noall +answer -x 82.197.31.39 @ns1.mpynet.fi
39.31.197.82.in-addr.arpa. 3600 IN      PTR     gatekeeper1.mpynet.fi.