ALL A AAAA CAA CNAME MX NS PTR SOA SRV TXT ANY

No ANY records found for 155.158.21.

Try 158.21 instead?

id 28230, opcode QUERY, rcode NXDOMAIN, flags QR RD RA
;QUESTION
155.158.21. IN ANY
;ANSWER
;AUTHORITY
. 86389 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2025081500 1800 900 604800 86400
;ADDITIONAL

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