Question and response
Question
dig smtp.sfera.net. SSHFP
Answer
The response has no answer records.
Authority
sfera.net. 3600 SOA dns.sfera.net. hostmaster.dns.sfera.net. 2019033292 3600 1800 3600000 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0