Question and response
Question
dig mail1.tuthost.com. HTTPS
Answer
The response has no answer records.
Authority
mail1.tuthost.com. 14400 SOA ns1.tuthost.com. hostmaster.tuthost.com.mail1.tuthost.com. 2017053110 14400 3600 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0