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DNSViz: A DNS visualization tool

hhs.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
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  8. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (5)
  • hhs.gov/A
  • hhs.gov/MX
  • hhs.gov/NS
  • hhs.gov/SOA
  • hhs.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 11019)
  • ./DNSKEY (alg 8, id 20326)
  • gov/DNSKEY (alg 8, id 40921)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • hhs.gov/DNSKEY (alg 8, id 13324)
  • hhs.gov/DNSKEY (alg 8, id 23377)
  • hhs.gov/DNSKEY (alg 8, id 24002)
  • hhs.gov/DNSKEY (alg 8, id 50485)
  • hhs.gov/DS (alg 8, id 23377)
  • hhs.gov/DS (alg 8, id 24002)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to hhs.gov

NoticesNotices

Errors (4)
  • hhs.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2607:f220:0:1::2a, 2607:f220:0:1::2b, 2607:f220:0:1::2c, 2607:f220:0:1::2d)
  • hhs.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2607:f220:0:1::2a, 2607:f220:0:1::2b, 2607:f220:0:1::2c, 2607:f220:0:1::2d, UDP_-_NOEDNS_)
  • hhs.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2607:f220:0:1::2a, 2607:f220:0:1::2b, 2607:f220:0:1::2c, 2607:f220:0:1::2d, UDP_-_NOEDNS_)
  • 8exh4plqgz.hhs.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
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DNSSEC authentication graph