p188.libanswers.com has no NS records.
NS records for this zone are defined at libanswers.com.
NS records for this zone are defined at libanswers.com.
Question and response
Question
dig p188.libanswers.com. NS
Answer
The response has no answer records.
Authority
libanswers.com. 900 SOA ns-1830.awsdns-36.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0