Question and response
Question
dig mx2.open-xchange.com. TXT
Answer
mx2.open-xchange.com. 300 TXT "v=spf1 ip4:89.163.165.128/26 include:9391640.spf05.hubspotemail.net ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0