mx20.reviced.com has no NS records.
NS records for this zone are defined at reviced.com.
NS records for this zone are defined at reviced.com.
Question and response
Question
dig mx20.reviced.com. NS
Answer
The response has no answer records.
Authority
reviced.com. 1440 SOA ns1.reviced.com. support.reviced.com. 2024062001 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0