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DNSViz: A DNS visualization tool

multivac.hpc.tw

Updated: 2020-04-20 04:12:14 UTC (1473 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (2)
  • multivac.hpc.tw/A
  • multivac.hpc.tw/A (NODATA)
Secure (1)
  • tw/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (1)
  • NSEC3 proving non-existence of multivac.hpc.tw/A
Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 48903)
  • NSEC3 proving non-existence of hpc.tw/DS
  • tw/DNSKEY (alg 8, id 40792)
  • tw/DNSKEY (alg 8, id 8490)
  • tw/DS (alg 8, id 40792)

Delegation statusDelegation status

Insecure (1)
  • tw to hpc.tw
Secure (1)
  • . to tw

NoticesNotices

Errors (7)
  • NSEC3 proving non-existence of multivac.hpc.tw/A: No NSEC3 RR matches the SNAME (multivac.hpc.tw).
  • NSEC3 proving non-existence of multivac.hpc.tw/A: No NSEC3 RR matches the SNAME (multivac.hpc.tw).
  • RRSIG NSEC3 proving non-existence of multivac.hpc.tw/A alg 8, id 8490: The Signer's Name field of the RRSIG RR (tw) does not match the name of the zone containing the RRset (hpc.tw).
  • RRSIG NSEC3 proving non-existence of multivac.hpc.tw/A alg 8, id 8490: The Signer's Name field of the RRSIG RR (tw) does not match the name of the zone containing the RRset (hpc.tw).
  • hpc.tw zone: The server(s) did not respond authoritatively for the namespace. (220.229.225.195, 2001:cd8:400::195)
  • multivac.hpc.tw/A (NODATA): No SOA RR was returned with the NODATA response. (220.229.225.195, 2001:cd8:400::195, UDP_-_EDNS0_4096_D_K)
  • multivac.hpc.tw/A (NODATA): The Authoritative Answer (AA) flag was not set in the response. (220.229.225.195, 2001:cd8:400::195, UDP_-_EDNS0_4096_D_K)
Warnings (2)
  • hpc.tw/DNSKEY: The Authoritative Answer (AA) flag was not set in the response. (220.229.225.195, 2001:cd8:400::195, UDP_-_EDNS0_512_D_K)
  • tw to hpc.tw: The following NS name(s) were found in the delegation NS RRset (i.e., in the tw zone), but not in the authoritative NS RRset: g.dns.tw

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph