No ANY records found for 5.11.11.1.
Try 11.11.1 instead?
id 15793, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 5.11.11.1. IN ANY ;ANSWER ;AUTHORITY . 86304 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2025050500 1800 900 604800 86400 ;ADDITIONAL
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