mxavm.globalbilgi.com.tr has no CNAME records.
Question and response
Question
dig mxavm.globalbilgi.com.tr. NS
Answer
The response has no answer records.
Authority
globalbilgi.com.tr. 3600 SOA ns8.global-bilgi.com.tr. hostmaster.global-bilgi.com.tr. 2026021301 900 600 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0