dfw.lwldns.net has no NS records.
NS records for this zone are defined at lwldns.net.
NS records for this zone are defined at lwldns.net.
Question and response
Question
dig dfw.lwldns.net. NS
Answer
The response has no answer records.
Authority
lwldns.net. 300 SOA master.lwldns.net. hostmaster.lightningwirelabs.com. 2026024734 10800 3600 604800 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0