ns3.tiscomhosting.eu has no CNAME records.
Question and response
Question
dig ns3.tiscomhosting.eu. NS
Answer
The response has no answer records.
Authority
tiscomhosting.eu. 10800 SOA ns1.tiscomhosting.nl. hostmaster.tiscomhosting.nl. 1343047547 7200 3600 2419200 14400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0