Question and response
Question
dig cdc.nicusa.com. NS
Answer
cdc.nicusa.com. 1800 NS ns4.nicusa.com.
cdc.nicusa.com. 1800 NS glns-1.cdc.nicusa.com.
cdc.nicusa.com. 1800 NS ns7.nicusa.com.
cdc.nicusa.com. 1800 NS ns2.nicusa.com.
Authority
The response has no authority records.
Additional
glns-1.cdc.nicusa.com. 1800 A 206.17.31.8
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0