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DNSViz: A DNS visualization tool

medicare.gov

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

RRset statusRRset status

Secure (18)
  • medicare.gov/A
  • medicare.gov/A
  • medicare.gov/A
  • medicare.gov/A
  • medicare.gov/A
  • medicare.gov/A
  • medicare.gov/A
  • medicare.gov/AAAA
  • medicare.gov/AAAA
  • medicare.gov/AAAA
  • medicare.gov/AAAA
  • medicare.gov/AAAA
  • medicare.gov/AAAA
  • medicare.gov/AAAA
  • medicare.gov/NS
  • medicare.gov/NSEC3PARAM
  • medicare.gov/SOA
  • medicare.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 47671)
  • gov/DNSKEY (alg 8, id 2706)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • medicare.gov/DNSKEY (alg 7, id 50280)
  • medicare.gov/DNSKEY (alg 7, id 5923)
  • medicare.gov/DNSKEY (alg 7, id 62204)
  • medicare.gov/DS (alg 7, id 5923)
  • medicare.gov/DS (alg 7, id 5923)

Delegation statusDelegation status

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

NoticesNotices

Errors (11)
  • gov/DS (alg 8, id 7698): DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 11 times) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (2001:7fe::53, UDP_-_NOEDNS_)
  • gov/DS (alg 8, id 7698): DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 11 times) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (2001:7fe::53, UDP_-_NOEDNS_)
  • gov/DS (alg 8, id 7698): No response was received from the server over UDP (tried 11 times) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (2001:7fe::53, UDP_-_EDNS0_4096_D_KN)
  • gov/DS (alg 8, id 7698): No response was received from the server over UDP (tried 11 times) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (2001:7fe::53, UDP_-_EDNS0_4096_D_KN)
  • gov/DS (alg 8, id 7698): The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (2001:7fe::53, UDP_-_EDNS0_4096_D_KN)
  • gov/DS (alg 8, id 7698): The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (2001:7fe::53, UDP_-_EDNS0_4096_D_KN)
  • medicare.gov/DS (alg 7, id 5923): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • medicare.gov/DS (alg 7, id 5923): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • medicare.gov/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • j6r7lbdkwy.medicare.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • medicare.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (27)
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/A alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/AAAA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/DNSKEY alg 7, id 5923: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/DNSKEY alg 7, id 5923: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/DNSKEY alg 7, id 5923: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/NS alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/NSEC3PARAM alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/SOA alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG medicare.gov/TXT alg 7, id 62204: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • medicare.gov/DS (alg 7, id 5923): 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.
  • medicare.gov/DS (alg 7, id 5923): 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.
  • medicare.gov/MX has warnings; select the "Denial of existence" DNSSEC option to see them.
  • j6r7lbdkwy.medicare.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • medicare.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • medicare.gov/DNSKEY 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