dd56112.kasserver.com has no CNAME records.
Question and response
Question
dig dd56112.kasserver.com. NS
Answer
The response has no answer records.
Authority
kasserver.com. 6144 SOA ns5.kasserver.com. hostmaster.kasserver.com. 2602251540 28800 7200 1209600 7200
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0