Question and response
Question
dig ns1.mailrelay3.com. OPT
Answer
The response has no answer records.
Authority
mailrelay3.com. 3600 SOA mailrelay3.com.mailrelay3.com. root.mailrelay3.com.mailrelay3.com. 2039470413 7200 3600 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0