mail.seip.gob.do has no NS records.
NS records for this zone are defined at seip.gob.do.
NS records for this zone are defined at seip.gob.do.
Question and response
Question
dig mail.seip.gob.do. NS
Answer
The response has no answer records.
Authority
seip.gob.do. 3600 SOA ns1.hosting.gob.do. hostmaster.hosting.gob.do. 82 900 600 86400 3600
Additional
. 0 OPT ; payload 4000, xrcode 0, version 0, flags 0