Question and response
Question
dig spf.clearslide.com. TXT
Answer
spf.clearslide.com. 900 TXT "v=spf1 ip4:52.39.3.199 ip4:52.38.223.125 ip4:52.36.28.206 ip4:52.15.113.145 ip4:52.27.54.133 ip4:52.10.147.24 ip4:52.15.128.20 ip4:54.148.167.160 ip4:52.33.207.216 ip4:34.208.255.27 ip4:100.21.254.52 ip4:" "44.226.95.98 ip4:52.40.152.26 ip4:44.224.13.119 ip4:54.187.239.49 ip4:52.35.174.24 ip4:44.233.16.58 ip4:54.69.78.42 ip4:34.218.19.131 ~all"
Authority
clearslide.com. 300 NS ns-108.awsdns-13.com.
clearslide.com. 300 NS ns-1382.awsdns-44.org.
clearslide.com. 300 NS ns-1674.awsdns-17.co.uk.
clearslide.com. 300 NS ns-939.awsdns-53.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0