Zone apex
Start of authority
Email
Serial
1773093727
Refresh
1m
Retry
30m
Expire
70d
Negative cache TTL
1h
Question and response
Question
dig smart. SOA
Answer
smart. 900 SOA ns0.centralnic.net. hostmaster.centralnic.net. 1773093727 60 1800 6048000 3600
Authority
smart. 172800 NS b.nic.smart.
smart. 172800 NS a.nic.smart.
smart. 172800 NS c.nic.smart.
smart. 172800 NS d.nic.smart.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0