ftp.myobpayglobal.com has no NS records.
NS records for this zone are defined at myobpayglobal.com.
NS records for this zone are defined at myobpayglobal.com.
Question and response
Question
dig ftp.myobpayglobal.com. NS
Answer
The response has no answer records.
Authority
myobpayglobal.com. 900 SOA ns-1274.awsdns-31.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0