Question and response
Question
dig spf.mailcow.de. PTR
Answer
The response has no answer records.
Authority
mailcow.de. 3237 SOA angus.ns.servercow.de. hostmaster.servercow.de. 2026030501 14400 3600 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0