srva2.controlvps.com has no NS records.
NS records for this zone are defined at controlvps.com.
NS records for this zone are defined at controlvps.com.
Question and response
Question
dig srva2.controlvps.com. NS
Answer
The response has no answer records.
Authority
controlvps.com. 3600 SOA ns1.allytech.com. root.controlvps.com. 2025040409 7200 7200 2419200 10800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0