t2o2.outsmtp.com has no CNAME records.
Question and response
Question
dig t2o2.outsmtp.com. NS
Answer
The response has no answer records.
Authority
outsmtp.com. 2354 SOA ns1.dnssunucu.com. hostmaster.pusula.net.tr. 2023121801 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0