Question and response
Question
dig ns.cernet.net. CERT
Answer
The response has no answer records.
Authority
cernet.net. 600 SOA ns2.net.edu.cn. hostmaster.dns.edu.cn. 2002021861 7200 1800 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0