Question and response
Question
dig spf.masterbase.com. TXT
Answer
spf.masterbase.com. 3600 TXT "v=spf1 ip4:108.175.97.0/24 ip4:108.175.110.0/24 ip4:108.175.99.0/24 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0