Question and response
Question
dig _spf.mail.qualitia.co.jp. TXT
Answer
_spf.mail.qualitia.co.jp. 3600 TXT "v=spf1 ip4:202.241.206.0/25 ip4:54.178.142.102 ip4:13.114.254.164 ip4:18.182.218.252 ip4:52.194.148.39 ip4:18.176.5.155 ip4:54.249.199.55 ip4:54.199.91.160 include:_spf.qualitiacloud.com ~all"
Authority
qualitia.co.jp. 172800 NS ns-1192.awsdns-21.org.
qualitia.co.jp. 172800 NS ns-1916.awsdns-47.co.uk.
qualitia.co.jp. 172800 NS ns-5.awsdns-00.com.
qualitia.co.jp. 172800 NS ns-764.awsdns-31.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0