Question and response
Question
dig spf01.spcloud.jp. TXT
Answer
spf01.spcloud.jp. 300 TXT "v=spf1 ip4:18.180.108.87 ip4:54.250.253.179 ip4:54.64.11.186 ip4:3.115.203.125 ip4:3.115.139.25 ip4:54.95.76.12 ip4:52.198.118.91 ip4:57.180.203.156 ip4:54.65.164.115 ip4:54.238.161.137 ip4:52.194.72.6 ip4:52.69.77.33 ip4:54.168.218.77 ~all"
Authority
spcloud.jp. 172800 NS ns-1517.awsdns-61.org.
spcloud.jp. 172800 NS ns-1964.awsdns-53.co.uk.
spcloud.jp. 172800 NS ns-217.awsdns-27.com.
spcloud.jp. 172800 NS ns-815.awsdns-37.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0