Question and response
Question
dig _senderspf.copernica.com. TXT
Answer
_senderspf.copernica.com. 86400 TXT "v=spf1 ip6:2a03:e280:0:1::/64 ip4:145.255.128.0/21 ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0