mail.bcoinmob.com.gt has no NS records.
NS records for this zone are defined at bcoinmob.com.gt.
NS records for this zone are defined at bcoinmob.com.gt.
Question and response
Question
dig mail.bcoinmob.com.gt. NS
Answer
The response has no answer records.
Authority
bcoinmob.com.gt. 900 SOA gmc.claro.com.sv. please_set_email.absolutely.nowhere. 16 10800 3600 2419200 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0