No ANY records found for 47.72.81.
Try 72.81 instead?
id 19089, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 47.72.81. IN ANY ;ANSWER ;AUTHORITY . 86397 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2024091903 1800 900 604800 86400 ;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.