No ANY records found for 31.40.80.
Try 40.80 instead?
id 52708, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 31.40.80. IN ANY ;ANSWER ;AUTHORITY . 86177 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2025051002 1800 900 604800 86400 ;ADDITIONAL
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