ns3.toque.im has no CNAME records.
Question and response
Question
dig ns3.toque.im. NS
Answer
The response has no answer records.
Authority
toque.im. 600 SOA ns1.toque.im. ns3.toque.im. 1 3600 1800 3600000 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0