Question and response
Question
dig spfips.antispamcloud.com. A
Answer
spfips.antispamcloud.com. 300 A 154.62.137.204
spfips.antispamcloud.com. 300 A 46.165.232.175
spfips.antispamcloud.com. 300 A 199.115.117.11
spfips.antispamcloud.com. 300 A 199.115.117.10
spfips.antispamcloud.com. 300 A 94.75.244.184
spfips.antispamcloud.com. 300 A 94.75.192.139
spfips.antispamcloud.com. 300 A 37.58.58.55
spfips.antispamcloud.com. 300 A 94.75.244.176
spfips.antispamcloud.com. 300 A 46.165.233.176
spfips.antispamcloud.com. 300 A 94.75.244.183
spfips.antispamcloud.com. 300 A 199.115.117.7
spfips.antispamcloud.com. 300 A 130.117.251.9
spfips.antispamcloud.com. 300 A 154.62.137.205
Authority
antispamcloud.com. 172800 NS ns-1287.awsdns-32.org.
antispamcloud.com. 172800 NS ns-1997.awsdns-57.co.uk.
antispamcloud.com. 172800 NS ns-6.awsdns-00.com.
antispamcloud.com. 172800 NS ns-781.awsdns-33.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0