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DNSViz: A DNS visualization tool

anl.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)
  • anl.gov/MX
  • anl.gov/NS
  • anl.gov/NSEC3PARAM
  • anl.gov/SOA
  • anl.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • ./DNSKEY (alg 8, id 951)
  • anl.gov/DNSKEY (alg 8, id 11793)
  • anl.gov/DNSKEY (alg 8, id 12046)
  • anl.gov/DS (alg 8, id 12046)
  • anl.gov/DS (alg 8, id 12046)
  • 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 anl.gov

NoticesNotices

Errors (5)
  • gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2620:74:27::2:30, 2620:74:29::2:30)
  • anl.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • anl.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • xpe5inv3tu.anl.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • anl.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (9)
  • anl.gov/DS (alg 8, id 12046): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • anl.gov/DS (alg 8, id 12046): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • anl.gov/DS (alg 8, id 12046): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • anl.gov/DS (alg 8, id 12046): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • anl.gov/NS: No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed (however, this server appeared to respond legitimately to other queries with the NSID EDNS option present). See RFC 6891, Sec. 6.1.2. (2620:83:8000:a:53::a, UDP_-_EDNS0_4096_D_KN)
  • anl.gov/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • anl.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • xpe5inv3tu.anl.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • anl.gov/A has warnings; 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
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DNSSEC authentication graph