contact.rharding.com has no NS records.
NS records for this zone are defined at rharding.com.
NS records for this zone are defined at rharding.com.
Question and response
Question
dig contact.rharding.com. NS
Answer
The response has no answer records.
Authority
rharding.com. 3600 SOA dns.rharding.com. support.rharding.com. 1947020969 7200 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0