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DNSViz: A DNS visualization tool

exploretsp.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (7)
  • exploretsp.gov/A
  • exploretsp.gov/MX
  • exploretsp.gov/NS
  • exploretsp.gov/NSEC3PARAM
  • exploretsp.gov/NSEC3PARAM
  • exploretsp.gov/SOA
  • exploretsp.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (13)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • exploretsp.gov/DNSKEY (alg 8, id 15307)
  • exploretsp.gov/DNSKEY (alg 8, id 5224)
  • exploretsp.gov/DNSKEY (alg 8, id 64059)
  • exploretsp.gov/DNSKEY (alg 8, id 6438)
  • exploretsp.gov/DS (alg 8, id 15307)
  • exploretsp.gov/DS (alg 8, id 15307)
  • exploretsp.gov/DS (alg 8, id 5224)
  • exploretsp.gov/DS (alg 8, id 5224)
  • gov/DNSKEY (alg 8, id 57735)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to exploretsp.gov

NoticesNotices

Errors (13)
  • exploretsp.gov zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186)
  • exploretsp.gov/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186, UDP_-_NOEDNS_)
  • exploretsp.gov/MX: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186, UDP_-_NOEDNS_)
  • exploretsp.gov/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (149.101.82.186, UDP_-_EDNS0_512_D_KN)
  • exploretsp.gov/NSEC3PARAM: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186, UDP_-_NOEDNS_)
  • exploretsp.gov/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186, TCP_-_EDNS0_4096_D_N)
  • exploretsp.gov/SOA: No response was received from the server over TCP (tried 5 times). See RFC 1035, Sec. 4.2. (149.101.182.185, TCP_-_EDNS0_4096_D_N)
  • exploretsp.gov/SOA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186, UDP_-_NOEDNS_)
  • exploretsp.gov/TXT: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (149.101.82.185, 149.101.82.186, UDP_-_NOEDNS_)
  • exploretsp.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • exploretsp.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • exploretsp.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • czwip974o6.exploretsp.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (19)
  • exploretsp.gov/DNSKEY (alg 8, id 15307): 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. (149.101.182.186, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/DNSKEY (alg 8, id 5224): 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. (149.101.182.186, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/DNSKEY (alg 8, id 64059): 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. (149.101.182.186, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/DNSKEY (alg 8, id 6438): 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. (149.101.182.186, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/DS (alg 8, id 15307): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • exploretsp.gov/DS (alg 8, id 15307): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • exploretsp.gov/DS (alg 8, id 15307): 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.
  • exploretsp.gov/DS (alg 8, id 15307): 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.
  • exploretsp.gov/DS (alg 8, id 5224): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • exploretsp.gov/DS (alg 8, id 5224): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • exploretsp.gov/DS (alg 8, id 5224): 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.
  • exploretsp.gov/DS (alg 8, id 5224): 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.
  • exploretsp.gov/MX: 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. (149.101.182.186, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/NSEC3PARAM: 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. (149.101.182.186, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/TXT: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (149.101.182.185, UDP_-_EDNS0_4096_D_KN)
  • exploretsp.gov/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • exploretsp.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • exploretsp.gov/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • czwip974o6.exploretsp.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