Question and response
Question
dig spf-westus.emailsignatures365.com. TXT
Answer
spf-westus.emailsignatures365.com. 600 TXT "v=spf1 ip4:104.42.172.251 ip4:23.100.43.194 ip4:52.170.22.60 ip4:40.124.2.148 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0