No ANY records found for 17.253.21.143.
Try 253.21.143 instead?
id 57604, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 17.253.21.143. IN ANY ;ANSWER ;AUTHORITY . 86377 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026061102 1800 900 604800 86400 ;ADDITIONAL
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