Question and response
Question
dig _spf.schwab.com. TXT
Answer
_spf.schwab.com. 900 TXT "v=spf1 include:schw._spf.schwab.com include:tp0._spf.schwab.com include:tp1._spf.schwab.com include:tp2._spf.schwab.com include:tp3._spf.schwab.com include:tp4._spf.schwab.com a:spf.schwab.com ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0