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DNSViz: A DNS visualization tool

sftool.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

Bogus (6)
  • sftool.gov/A
  • sftool.gov/AAAA
  • sftool.gov/NS
  • sftool.gov/NSEC3PARAM
  • sftool.gov/SOA
  • sftool.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (3)
  • sftool.gov/DNSKEY (alg 8, id 2446)
  • sftool.gov/DNSKEY (alg 8, id 40337)
  • sftool.gov/DNSKEY (alg 8, id 7536)
Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • gov/DNSKEY (alg 8, id 10104)
  • gov/DNSKEY (alg 8, id 49735)
  • gov/DNSKEY (alg 8, id 64280)
  • gov/DS (alg 8, id 64280)
  • sftool.gov/DS (alg 8, id 2446)
  • sftool.gov/DS (alg 8, id 7732)
Non_existent (1)
  • sftool.gov/DNSKEY (alg 8, id 7732)

Delegation statusDelegation status

Bogus (1)
  • gov to sftool.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (5)
  • gov to sftool.gov: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.9.162, 76.223.24.135, 2600:1f14:653:bb00:b24e:739c:b87d:8fee, 2600:1f16:8f2:d500::4, UDP_-_EDNS0_4096_D_KN)
  • gov to sftool.gov: The DS RRset for the zone included algorithm 8 (RSASHA256), but no DS RR matched a DNSKEY with algorithm 8 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.9.162, 76.223.24.135, 2600:1f14:653:bb00:b24e:739c:b87d:8fee, 2600:1f16:8f2:d500::4, UDP_-_EDNS0_4096_D_KN)
  • sftool.gov/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • 24gdwptfm5.sftool.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • sftool.gov/CNAME 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