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DNSViz: A DNS visualization tool

fpki-lab.gov

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (1)
  • fpki-lab.gov/NSEC3PARAM
Secure (4)
  • fpki-lab.gov/NS
  • fpki-lab.gov/NSEC3PARAM
  • fpki-lab.gov/SOA
  • fpki-lab.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 9799)
  • fpki-lab.gov/DNSKEY (alg 8, id 18337)
  • fpki-lab.gov/DNSKEY (alg 8, id 36382)
  • fpki-lab.gov/DNSKEY (alg 8, id 53808)
  • fpki-lab.gov/DNSKEY (alg 8, id 54969)
  • fpki-lab.gov/DS (alg 8, id 18337)
  • fpki-lab.gov/DS (alg 8, id 36382)
  • gov/DNSKEY (alg 8, id 7030)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to fpki-lab.gov

NoticesNotices

Errors (28)
  • fpki-lab.gov zone: The server(s) were not responsive to queries over UDP. (2620:9b:c000:9200:12::30, 2620:9b:c001:9300:22::30)
  • fpki-lab.gov/DNSKEY (alg 8, id 18337): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, TCP_-_NOEDNS_)
  • fpki-lab.gov/DNSKEY (alg 8, id 18337): The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 18337): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 36382): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, TCP_-_NOEDNS_)
  • fpki-lab.gov/DNSKEY (alg 8, id 36382): The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 36382): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 53808): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, TCP_-_NOEDNS_)
  • fpki-lab.gov/DNSKEY (alg 8, id 53808): The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 53808): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 54969): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, TCP_-_NOEDNS_)
  • fpki-lab.gov/DNSKEY (alg 8, id 54969): The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY (alg 8, id 54969): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/DNSKEY: The response had an invalid RCODE (SERVFAIL). (199.167.93.100, UDP_-_EDNS0_512_D_KN)
  • fpki-lab.gov/NS: No response was received from the server over UDP (tried 12 times). (2620:9b:c000:9200:12::30, 2620:9b:c001:9300:22::30, UDP_-_NOEDNS_)
  • fpki-lab.gov/NS: The response had an invalid RCODE (SERVFAIL). (199.167.93.100, UDP_-_NOEDNS_)
  • fpki-lab.gov/NSEC3PARAM: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, UDP_-_NOEDNS_)
  • fpki-lab.gov/NSEC3PARAM: The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/NSEC3PARAM: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/SOA: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, UDP_-_NOEDNS__0x20)
  • fpki-lab.gov/SOA: The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN_0x20)
  • fpki-lab.gov/SOA: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN_0x20)
  • fpki-lab.gov/SOA: The response had an invalid RCODE (SERVFAIL). (199.167.93.100, UDP_-_NOEDNS_)
  • fpki-lab.gov/TXT: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. (199.167.93.100, UDP_-_NOEDNS_)
  • fpki-lab.gov/TXT: The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • fpki-lab.gov/TXT: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (199.167.93.100, UDP_-_EDNS0_4096_D_KN)
  • gov to fpki-lab.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. (199.167.93.100, TCP_-_NOEDNS_)
  • gov to fpki-lab.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. (199.167.93.100, TCP_-_NOEDNS_)

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