Question and response
Question
dig spfa.t-mobile.com. TXT
Answer
spfa.t-mobile.com. 300 TXT "v=spf1 include:_netblocks.act-on.net include:cust-spf.exacttarget.com -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0