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DNSViz: A DNS visualization tool

ualr.edu

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

RRset statusRRset status

Bogus (3)
  • ualr.edu/A
  • ualr.edu/NS
  • ualr.edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • ./DNSKEY (alg 8, id 5613)
  • edu/DNSKEY (alg 13, id 30678)
  • edu/DNSKEY (alg 13, id 35663)
  • edu/DS (alg 13, id 35663)
  • ualr.edu/DS (alg 13, id 26234)
  • ualr.edu/DS (alg 7, id 52161)
Non_existent (3)
  • ualr.edu/DNSKEY (alg 13, id 26234)
  • ualr.edu/DNSKEY (alg 13, id 480)
  • ualr.edu/DNSKEY (alg 7, id 52161)

Delegation statusDelegation status

Bogus (1)
  • edu to ualr.edu
Secure (1)
  • . to edu

NoticesNotices

Errors (21)
  • edu to ualr.edu: 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.
  • ualr.edu zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (2620:e8:0:a::30)
  • ualr.edu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (130.184.15.85, 144.167.5.50, 144.167.10.1, 144.167.10.48, 2620:e8:0:5::32, 2620:e8:0:a::1)
  • ualr.edu zone: There was an error resolving the following NS name(s) to address(es): ns.ualr.edu, ns2.ualr.edu, ns3.ualr.edu, ns4.ualr.edu, ns5.ualr.edu, ns6.ualr.edu, ns7.ualr.edu
  • ualr.edu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (130.184.15.85, 144.167.5.50, 144.167.10.1, 144.167.10.48, 2620:e8:0:5::32, 2620:e8:0:a::1, UDP_-_NOEDNS_)
  • ualr.edu/A: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (2620:e8:0:a::30, UDP_-_EDNS0_4096_D_KN)
  • ualr.edu/AAAA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_NOEDNS_)
  • ualr.edu/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_NOEDNS_)
  • ualr.edu/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_EDNS0_512_D_KN)
  • ualr.edu/MX: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_NOEDNS_)
  • ualr.edu/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_EDNS0_512_D_KN)
  • ualr.edu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (130.184.15.85, 144.167.5.50, 144.167.10.1, 144.167.10.48, 2620:e8:0:5::32, 2620:e8:0:a::1, UDP_-_NOEDNS_)
  • ualr.edu/NS: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (2620:e8:0:a::30, UDP_-_EDNS0_4096_D_KN)
  • ualr.edu/NSEC3PARAM: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_NOEDNS_)
  • ualr.edu/SOA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_NOEDNS_, UDP_-_NOEDNS__0x20)
  • ualr.edu/SOA: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (2620:e8:0:a::30, UDP_-_EDNS0_4096_D_KN)
  • ualr.edu/SOA: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, TCP_-_EDNS0_4096_D_N)
  • ualr.edu/TXT: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:e8:0:a::30, UDP_-_NOEDNS_)
  • ualr.edu/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • ualr.edu/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • lq0uck6rp4.ualr.edu/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • edu to ualr.edu: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the edu zone): ns6.ualr.edu, ns5.ualr.edu, ns7.ualr.edu See RFC 1034, Sec. 4.2.2.
  • ualr.edu/DS (alg 7, id 52161): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • ualr.edu/DS (alg 7, id 52161): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • ualr.edu/DS (alg 7, id 52161): 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.
  • ualr.edu/DS (alg 7, id 52161): 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.

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph