spf.maildirect.in has no NS records.
NS records for this zone are defined at maildirect.in.
NS records for this zone are defined at maildirect.in.
Question and response
Question
dig spf.maildirect.in. NS
Answer
The response has no answer records.
Authority
maildirect.in. 80 SOA ns1.qlc.co.in. root.qlc.co.in. 2009013090 10800 3600 432000 38400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0