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DNSViz: A DNS visualization tool

educom.edu

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

RRset statusRRset status

Bogus (4)
  • educom.edu/NS
  • educom.edu/NS (NODATA)
  • educom.edu/SOA
  • educom.edu/SOA (NODATA)

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 19036)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 39570)
  • ./DNSKEY (alg 8, id 41656)
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 63863)
  • edu/DS (alg 8, id 28065)
  • educom.edu/DS (alg 3, id 8274)
  • educom.edu/DS (alg 5, id 12311)
  • educom.edu/DS (alg 5, id 19735)
  • educom.edu/DS (alg 5, id 32023)
Non_existent (4)
  • educom.edu/DNSKEY (alg 3, id 8274)
  • educom.edu/DNSKEY (alg 5, id 12311)
  • educom.edu/DNSKEY (alg 5, id 19735)
  • educom.edu/DNSKEY (alg 5, id 32023)

Delegation statusDelegation status

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

NoticesNotices

Errors (13)
  • edu to educom.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. (64.132.94.250, 216.85.144.250, UDP_-_EDNS0_4096_D, UDP_-_EDNS0_512_D)
  • edu to educom.edu: The DS RRset for the zone included algorithm 3 (DSA), but no DS RR matched a DNSKEY with algorithm 3 that signs the zone's DNSKEY RRset. (64.132.94.250, 216.85.144.250, UDP_-_EDNS0_4096_D, UDP_-_EDNS0_512_D)
  • edu to educom.edu: The DS RRset for the zone included algorithm 5 (RSASHA1), but no DS RR matched a DNSKEY with algorithm 5 that signs the zone's DNSKEY RRset. (64.132.94.250, 216.85.144.250, UDP_-_EDNS0_4096_D, UDP_-_EDNS0_512_D)
  • educom.edu zone: The following NS name(s) did not resolve to address(es): ns3.educause.edu, ns1.educom.edu, ns1.twtelecom.net
  • educom.edu zone: The server(s) did not respond authoritatively for the namespace. (64.132.94.250)
  • educom.edu zone: The server(s) were not responsive to queries over UDP. (216.85.144.211)
  • educom.edu/NS (NODATA): No NSEC RR(s) were returned to validate the NODATA response. (64.132.94.250, UDP_-_EDNS0_4096_D)
  • educom.edu/NS (NODATA): The response was an upward referral. (64.132.94.250, UDP_-_EDNS0_4096_D)
  • educom.edu/NS: No RRSIG covering the RRset was returned in the response. (216.85.144.250, UDP_-_EDNS0_4096_D)
  • educom.edu/NS: No response was received from the server over UDP (tried 8 times). (216.85.144.211, UDP_-_NOEDNS_)
  • educom.edu/SOA (NODATA): No NSEC RR(s) were returned to validate the NODATA response. (64.132.94.250, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D)
  • educom.edu/SOA (NODATA): The response was an upward referral. (64.132.94.250, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D)
  • educom.edu/SOA: No RRSIG covering the RRset was returned in the response. (216.85.144.250, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D)
Warnings (2)
  • edu to educom.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.educause.edu
  • edu to educom.edu: The following NS name(s) were found in the delegation NS RRset (i.e., in the edu zone), but not in the authoritative NS RRset: ns3.educause.edu, ns1.educom.edu, ns1.twtelecom.net, ns2.twtelecom.net

DNSKEY legend

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