View on GitHub

DNSViz: A DNS visualization tool

clinicaltrial.gov

Updated: 2022-01-21 06:01:54 UTC (6 days ago) Update now
« Previous analysis | Next analysis »
DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (3)
  • clinicaltrial.gov/NS
  • clinicaltrial.gov/SOA
  • clinicaltrial.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 9799)
  • clinicaltrial.gov/DS (alg 7, id 36825)
  • gov/DNSKEY (alg 8, id 7030)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
Non_existent (1)
  • clinicaltrial.gov/DNSKEY (alg 7, id 36825)

Delegation statusDelegation status

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

NoticesNotices

Errors (5)
  • clinicaltrial.gov/NS: No RRSIG covering the RRset was returned in the response. (130.14.252.50, 130.14.252.53, 165.112.6.3, 2607:f220:41e:252::50, 2607:f220:41e:252::53, 2607:f220:41f:1405::3, UDP_-_EDNS0_4096_D_KN)
  • clinicaltrial.gov/SOA: No RRSIG covering the RRset was returned in the response. (130.14.252.50, 130.14.252.53, 165.112.6.3, 2607:f220:41e:252::50, 2607:f220:41e:252::53, 2607:f220:41f:1405::3, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • clinicaltrial.gov/TXT: No RRSIG covering the RRset was returned in the response. (130.14.252.50, 130.14.252.53, 165.112.6.3, 2607:f220:41e:252::50, 2607:f220:41e:252::53, 2607:f220:41f:1405::3, UDP_-_EDNS0_4096_D_KN)
  • gov to clinicaltrial.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. (130.14.252.50, 130.14.252.53, 165.112.6.3, 2607:f220:41e:252::50, 2607:f220:41e:252::53, 2607:f220:41f:1405::3, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • gov to clinicaltrial.gov: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no DS RR matched a DNSKEY with algorithm 7 that signs the zone's DNSKEY RRset. (130.14.252.50, 130.14.252.53, 165.112.6.3, 2607:f220:41e:252::50, 2607:f220:41e:252::53, 2607:f220:41f:1405::3, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
Warnings (8)
  • clinicaltrial.gov/DS (alg 7, id 36825): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • clinicaltrial.gov/DS (alg 7, id 36825): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • clinicaltrial.gov/DS (alg 7, id 36825): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • clinicaltrial.gov/DS (alg 7, id 36825): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • gov to clinicaltrial.gov: Authoritative AAAA records exist for gslb01.nlm.nih.gov, but there are no corresponding AAAA glue records.
  • gov to clinicaltrial.gov: Authoritative AAAA records exist for gslb02.nlm.nih.gov, but there are no corresponding AAAA glue records.
  • gov to clinicaltrial.gov: Authoritative AAAA records exist for gslb03.nlm.nih.gov, but there are no corresponding AAAA glue records.
  • gov to clinicaltrial.gov: The following NS name(s) were found in the delegation NS RRset (i.e., in the gov zone), but not in the authoritative NS RRset: gslb01.nlm.nih.gov, gslb02.nlm.nih.gov

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph