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DNSViz: A DNS visualization tool

dhhs.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

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

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 951)
  • dhhs.gov/DNSKEY (alg 8, id 23236)
  • dhhs.gov/DNSKEY (alg 8, id 23567)
  • dhhs.gov/DNSKEY (alg 8, id 24975)
  • dhhs.gov/DNSKEY (alg 8, id 63509)
  • dhhs.gov/DS (alg 8, id 23567)
  • dhhs.gov/DS (alg 8, id 63509)
  • gov/DNSKEY (alg 8, id 24250)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

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

NoticesNotices

Errors (1)
  • dhhs.gov/MX: No response was received from the server over UDP (tried 4 times). (158.74.30.99, UDP_-_EDNS0_512_D_KN)
Warnings (2)
  • dhhs.gov/SOA: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. (158.74.30.98, UDP_-_EDNS0_4096_D_KN_0x20)
  • dhhs.gov/TXT: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. (158.74.30.99, UDP_-_EDNS0_4096_D_KN)

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