mx3.navigacloud.com.
Question and response
Question
dig mx3.navigacloud.com. PTR
Answer
mx3.navigacloud.com. 300 PTR mx3.navigacloud.com.
Authority
navigacloud.com. 172800 NS ns-1260.awsdns-29.org.
navigacloud.com. 172800 NS ns-1537.awsdns-00.co.uk.
navigacloud.com. 172800 NS ns-387.awsdns-48.com.
navigacloud.com. 172800 NS ns-953.awsdns-55.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0