Question and response
Question
dig relay.is.cc. TXT
Answer
relay.is.cc. 300 TXT "v=spf1 ip4:66.23.229.220 include:flat.outboundspamprotection.com ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0