Question and response
Question
dig ca1smtp01.topdesk.net. PTR
Answer
The response has no answer records.
Authority
topdesk.net. 1800 SOA coby.ns.cloudflare.com. dns.cloudflare.com. 2398188011 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0