ns.east.cox.net has no NS records.
NS records for this zone are defined at east.cox.net.
NS records for this zone are defined at east.cox.net.
Question and response
Question
dig ns.east.cox.net. NS
Answer
The response has no answer records.
Authority
east.cox.net. 3600 SOA dukensumpov1z.services.cox.net. hostmaster.cox.net. 781212126 28800 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0