server.lanmac.edu.do has no NS records.
NS records for this zone are defined at lanmac.edu.do.
NS records for this zone are defined at lanmac.edu.do.
Question and response
Question
dig server.lanmac.edu.do. NS
Answer
The response has no answer records.
Authority
lanmac.edu.do. 1800 SOA karina.ns.cloudflare.com. dns.cloudflare.com. 2397914289 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0