mail.lya.edu.do has no NS records.
NS records for this zone are defined at lya.edu.do.
NS records for this zone are defined at lya.edu.do.
Question and response
Question
dig mail.lya.edu.do. NS
Answer
The response has no answer records.
Authority
lya.edu.do. 300 SOA ns1.justhost.com. root.just2009.justhost.com. 2025040500 86400 7200 3600000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0