No ANY records found for 104.47.21.36.
Try 47.21.36 instead?
id 7673, opcode QUERY, rcode NXDOMAIN, flags QR RD RA ;QUESTION 104.47.21.36. IN ANY ;ANSWER ;AUTHORITY . 86308 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2025051300 1800 900 604800 86400 ;ADDITIONAL
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