No ANY records found for 171.10.81.
Try 10.81 instead?
id 44466, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 171.10.81. IN ANY ;ANSWER ;AUTHORITY . 86378 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2025010902 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.