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DNSViz: A DNS visualization tool

presby.edu

Updated: 2020-10-01 16:42:51 UTC (262 days ago) Update now
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DNSSEC options (hide)
  1. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (5)
  • presby.edu/A
  • presby.edu/MX
  • presby.edu/NS
  • presby.edu/SOA
  • presby.edu/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26116)
  • ./DNSKEY (alg 8, id 46594)
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 33233)
  • edu/DS (alg 8, id 28065)
  • presby.edu/DS (alg 13, id 2371)
Non_existent (1)
  • presby.edu/DNSKEY (alg 13, id 2371)

Delegation statusDelegation status

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

NoticesNotices

Errors (7)
  • edu to presby.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. (65.61.188.4, 69.20.95.4, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • edu to presby.edu: The DS RRset for the zone included algorithm 13 (ECDSAP256SHA256), but no DS RR matched a DNSKEY with algorithm 13 that signs the zone's DNSKEY RRset. (65.61.188.4, 69.20.95.4, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • presby.edu/A: No RRSIG covering the RRset was returned in the response. (65.61.188.4, 69.20.95.4, UDP_-_EDNS0_4096_D_K)
  • presby.edu/MX: No RRSIG covering the RRset was returned in the response. (65.61.188.4, 69.20.95.4, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • presby.edu/NS: No RRSIG covering the RRset was returned in the response. (65.61.188.4, 69.20.95.4, UDP_-_EDNS0_4096_D_K)
  • presby.edu/SOA: No RRSIG covering the RRset was returned in the response. (65.61.188.4, 69.20.95.4, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • presby.edu/TXT: No RRSIG covering the RRset was returned in the response. (65.61.188.4, 69.20.95.4, UDP_-_EDNS0_4096_D_K)

DNSKEY legend

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