Question and response
Question
dig _spf.aws.cention.se. TXT
Answer
_spf.aws.cention.se. 300 TXT "v=spf1 ip4:18.139.146.183/32 -all"
Authority
cention.se. 172800 NS ns-1292.awsdns-33.org.
cention.se. 172800 NS ns-1890.awsdns-44.co.uk.
cention.se. 172800 NS ns-403.awsdns-50.com.
cention.se. 172800 NS ns-748.awsdns-29.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0