robot.curecrm.com has no NS records.
NS records for this zone are defined at curecrm.com.
NS records for this zone are defined at curecrm.com.
Question and response
Question
dig robot.curecrm.com. NS
Answer
The response has no answer records.
Authority
curecrm.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1696535926 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0