server6.truviks.com has no NS records.
NS records for this zone are defined at truviks.com.
NS records for this zone are defined at truviks.com.
Question and response
Question
dig server6.truviks.com. NS
Answer
The response has no answer records.
Authority
truviks.com. 1800 SOA andronicus.ns.cloudflare.com. dns.cloudflare.com. 2396755234 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0