www.memset.com has no CNAME records.
Question and response
Question
dig www.memset.com. NS
Answer
The response has no answer records.
Authority
memset.com. 2227 SOA ns1.memset.com. hostmaster.memset.com. 1771983016 16384 2048 1048576 2560
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0