Question and response
Question
dig mailserver-od.com. CSYNC
Answer
The response has no answer records.
Authority
mailserver-od.com. 900 SOA ns-1485.awsdns-57.org. dnsadmin.socketlabs.com. 2017021500 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0