shopping.tigo.com.bo has no NS records.
NS records for this zone are defined at tigo.com.bo.
NS records for this zone are defined at tigo.com.bo.
Question and response
Question
dig x7u9i.x.incapdns.net. NS
Answer
The response has no answer records.
Authority
x.incapdns.net. 60 SOA ns1.x.incapdns.net. hostmaster.incapsula.com. 5 3600 600 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0