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DNSViz: A DNS visualization tool

nasa.gov

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

RRset statusRRset status

Bogus (7)
  • nasa.gov/A
  • nasa.gov/AAAA
  • nasa.gov/MX
  • nasa.gov/NS
  • nasa.gov/NSEC3PARAM
  • nasa.gov/SOA
  • nasa.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (4)
  • nasa.gov/DNSKEY (alg 8, id 1301)
  • nasa.gov/DNSKEY (alg 8, id 42526)
  • nasa.gov/DNSKEY (alg 8, id 48829)
  • nasa.gov/DNSKEY (alg 8, id 64110)
Secure (7)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 61050)
  • gov/DNSKEY (alg 13, id 2536)
  • gov/DNSKEY (alg 13, id 35496)
  • gov/DS (alg 13, id 2536)
  • nasa.gov/DS (alg 8, id 44585)
Non_existent (1)
  • nasa.gov/DNSKEY (alg 8, id 44585)

Delegation statusDelegation status

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

NoticesNotices

Errors (6)
  • gov to nasa.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. (2.16.40.66, 95.100.168.66, 184.26.160.64, 184.26.161.67, 184.85.248.64, 193.108.91.32, 2600:1401:2::20, 2600:1403:a::42, 2600:1480:1800::43, 2600:1480:b000::42, 2600:1480:f000::40, 2a02:26f0:117::40, UDP_-_EDNS0_4096_D_KN)
  • gov to nasa.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. (2.16.40.66, 95.100.168.66, 184.26.160.64, 184.26.161.67, 184.85.248.64, 193.108.91.32, 2600:1401:2::20, 2600:1403:a::42, 2600:1480:1800::43, 2600:1480:b000::42, 2600:1480:f000::40, 2a02:26f0:117::40, UDP_-_EDNS0_4096_D_KN)
  • ci1qx.rvia1.nasa.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • nasa.gov/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • nasa.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • nasa.gov/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • nasa.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. See RFC 6891, Sec. 6.2.6. (2600:1480:f000::40, UDP_-_EDNS0_4096_D_KN)
  • ci1qx.rvia1.nasa.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • nasa.gov/CDNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • nasa.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • nasa.gov/CDS 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