webmail.gastropoint.com has no NS records.
NS records for this zone are defined at gastropoint.com.
NS records for this zone are defined at gastropoint.com.
Question and response
Question
dig webmail.gastropoint.com. NS
Answer
The response has no answer records.
Authority
gastropoint.com. 300 SOA ns1.design69.net. hostmaster.design69.net. 2014071502 10800 3600 604800 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0