Question and response
Question
dig pmta-stage-edge-send2.sailthru-stage.cloud. A
Answer
pmta-stage-edge-send2.sailthru-stage.cloud. 300 A 54.163.108.150
Authority
sailthru-stage.cloud. 172800 NS ns-1118.awsdns-11.org.
sailthru-stage.cloud. 172800 NS ns-1692.awsdns-19.co.uk.
sailthru-stage.cloud. 172800 NS ns-400.awsdns-50.com.
sailthru-stage.cloud. 172800 NS ns-729.awsdns-27.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0