Zone apex
Start of authority
Email
Serial
2010110641
Refresh
15m
Retry
15m
Expire
30d
Negative cache TTL
15m
Question and response
Question
dig ncs.com. SOA
Answer
ncs.com. 900 SOA dns-amer-2.ptns.pearson.com. gns-dnsoperations.pearson.com. 2010110641 900 900 2592000 900
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0