_spf.xurrent.qa has no NS records.
NS records for this zone are defined at xurrent.qa.
NS records for this zone are defined at xurrent.qa.
Question and response
Question
dig _spf.xurrent.qa. NS
Answer
The response has no answer records.
Authority
xurrent.qa. 900 SOA ns-1355.awsdns-41.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0