75-168-246-219.mpls.qwest.net has no NS records.
NS records for this zone are defined at mpls.qwest.net.
NS records for this zone are defined at mpls.qwest.net.
Question and response
Question
dig 75-168-246-219.mpls.qwest.net. NS
Answer
The response has no answer records.
Authority
mpls.qwest.net. 300 SOA authns1.qwest.net. abuse.aup.lumen.com. 2240730002 10800 3600 604800 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0