Question and response
Question
dig _spf.shell.com. TXT
Answer
_spf.shell.com. 300 TXT "v=spf1 ip4:205.239.80.10/31 ip4:37.98.232.26 ip4:134.145.189.4 ip4:134.145.75.4" " ip4:148.163.135.62 ip4:148.163.139.98 ip4:52.28.190.192 ip4:52.28.134.198 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0