Question and response
Question
dig corisvc.com. TXT
Answer
corisvc.com. 3600 TXT "v=spf1 include:_spf.corisvc.com -all"
Authority
corisvc.com. 3600 NS ns60.domaincontrol.com.
corisvc.com. 3600 NS ns59.domaincontrol.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0