ns2.rackmy.com has no NS records.
NS records for this zone are defined at rackmy.com.
NS records for this zone are defined at rackmy.com.
Question and response
Question
dig ns2.rackmy.com. NS
Answer
The response has no answer records.
Authority
rackmy.com. 300 SOA ns1.ral.hostedsolutions.com. hostmaster.hostedsolutions.com. 2016022213 900 600 86400 300
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0