mx.tigo.com.py has no NS records.
NS records for this zone are defined at tigo.com.py.
NS records for this zone are defined at tigo.com.py.
Question and response
Question
dig mx.tigo.com.py. NS
Answer
The response has no answer records.
Authority
tigo.com.py. 3600 SOA inet2.telecel.com.py. networksupport.tigo.net.py. 2023071937 1800 600 1209600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0