Question and response
Question
dig spf.sendinblue.com. TXT
Answer
spf.sendinblue.com. 300 TXT "v=spf1 ip4:185.41.28.0/22 ip4:94.143.16.0/21 ip4:185.24.144.0/22 ip4:153.92.224.0/19 ip4:213.32.128.0/18 ip4:185.107.232.0/22 ip4:77.32.128.0/18 ip4:77.32.192.0/19 ip4:212.146.192.0/18 ip4:172.246.0.0/18 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0