154.36.95.213.in-addr.arpa.
Question and response
Question
dig mail.rogsurvey.de. PTR
Answer
mail.rogsurvey.de. 300 PTR 154.36.95.213.in-addr.arpa.
Authority
rogsurvey.de. 172800 NS ns-1223.awsdns-24.org.
rogsurvey.de. 172800 NS ns-155.awsdns-19.com.
rogsurvey.de. 172800 NS ns-1745.awsdns-26.co.uk.
rogsurvey.de. 172800 NS ns-954.awsdns-55.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0