customer-PUE-118-77.megared.net.mx has no NS records.
NS records for this zone are defined at megared.net.mx.
NS records for this zone are defined at megared.net.mx.
Question and response
Question
dig customer-PUE-118-77.megared.net.mx. NS
Answer
The response has no answer records.
Authority
megared.net.mx. 600 SOA ns1.megared.net.mx.megared.net.mx. root.unix.megared.net.mx.megared.net.mx. 1714 3600 900 604800 600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0