sdspf.freshdesk.com has no NS records.
NS records for this zone are defined at freshdesk.com.
NS records for this zone are defined at freshdesk.com.
Question and response
Question
dig sdspf.freshdesk.com. NS
Answer
The response has no answer records.
Authority
freshdesk.com. 300 SOA ns-350.awsdns-43.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0