ns4.twdcns.info has no NS records.
NS records for this zone are defined at twdcns.info.
NS records for this zone are defined at twdcns.info.
Question and response
Question
dig ns4.twdcns.info. NS
Answer
The response has no answer records.
Authority
twdcns.info. 1800 SOA aa-eorcrp-dscsgm4-ns.disney.com. corp\.dns\.domains.disney.com. 24 10800 3600 2419200 1800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0