www.cdhdf.inext.net.mx has no NS records.
NS records for this zone are defined at inext.net.mx.
NS records for this zone are defined at inext.net.mx.
Question and response
Question
dig cdhdf.inex.net.mx. NS
Answer
The response has no answer records.
Authority
net.mx. 1800 SOA m.mx-ns.mx. hostmaster.nic.mx. 1773789400 900 900 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0