Question and response
Question
dig pr.sendpulse.com. A
Answer
pr.sendpulse.com. 60 A 46.4.94.81
Authority
sendpulse.com. 172800 NS ns-1181.awsdns-19.org.
sendpulse.com. 172800 NS ns-181.awsdns-22.com.
sendpulse.com. 172800 NS ns-1993.awsdns-57.co.uk.
sendpulse.com. 172800 NS ns-708.awsdns-24.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0