o3.ptr7827.show.informaim.com has no SRV records.
Question and response
Question
dig o3.ptr7827.show.informaim.com. SRV
Answer
The response has no answer records.
Authority
informaim.com. 1800 SOA carol.ns.cloudflare.com. dns.cloudflare.com. 2396698535 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0