ttc.finaltek.net has no CNAME records.
Question and response
Question
dig ttc.finaltek.net. NS
Answer
The response has no answer records.
Authority
finaltek.net. 1704 SOA ns.gransy.com. root.gransy.com. 2771766257 86400 900 1209600 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0