No ANY records found for 17.253.21.140.
Try 253.21.140 instead?
id 63045, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 17.253.21.140. IN ANY ;ANSWER ;AUTHORITY . 86349 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026070400 1800 900 604800 86400 ;ADDITIONAL
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