No ANY records found for g-ns-18.awsdns-17.com.
Try awsdns-17.com instead?
id 21876, opcode QUERY, rcode NOTIMP, flags QR RD RA ;QUESTION g-ns-18.awsdns-17.com. IN ANY ;ANSWER ;AUTHORITY ;ADDITIONAL
whatsmydns.net ANY Record Lookup tool lets you query DNS servers and get instant results.
Looking for easier to understand results? Use the Global DNS Checker tool.