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DNSViz: A DNS visualization tool

harvard.edu

Updated: 2021-03-21 04:11:58 UTC (92 days ago) Update now
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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (6)
  • harvard.edu/A
  • harvard.edu/AAAA
  • harvard.edu/MX
  • harvard.edu/NS
  • harvard.edu/SOA
  • harvard.edu/TXT
Secure (2)
  • edu/SOA
  • edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • NSEC3 proving non-existence of harvard.edu/DS
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 62987)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

Insecure (1)
  • edu to harvard.edu
Secure (1)
  • . to edu

NoticesNotices

Warnings (2)
  • edu to harvard.edu: Authoritative AAAA records exist for ext-dns-1.harvard.edu, but there are no corresponding AAAA glue records.
  • edu to harvard.edu: Authoritative AAAA records exist for ext-dns-2.harvard.edu, but there are no corresponding AAAA glue records.

DNSKEY legend

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