Question and response
Question
dig test-ds.presco.com.tw. PTR
Answer
The response has no answer records.
Authority
presco.com.tw. 900 SOA ns-1725.awsdns-23.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0