Zone apex
Start of authority
Email
Serial
2008120800
Refresh
30m
Retry
10m
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig netaddress.usa.net. SOA
Answer
netaddress.usa.net. 3600 SOA cndvg001.usa.net. hostmaster.usa.net. 2008120800 1800 600 604800 3600
Authority
netaddress.usa.net. 3600 NS dnsext02.usa.net.
netaddress.usa.net. 3600 NS dnsext01.usa.net.
Additional
dnsext01.usa.net. 900 A 165.212.55.54
dnsext02.usa.net. 900 A 165.212.55.55
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0