Question and response
Question
dig auth20.ns.wcom.com. NSEC
Answer
The response has no answer records.
Authority
ns.wcom.com. 960 SOA omzdns9.verizon.com. hostmaster.mci.com. 1193 1920 960 604800 960
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0