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DNSViz: A DNS visualization tool

tilburguniversity.edu

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

RRset statusRRset status

Bogus (7)
  • tilburguniversity.edu/A
  • tilburguniversity.edu/AAAA
  • tilburguniversity.edu/MX
  • tilburguniversity.edu/NS
  • tilburguniversity.edu/NSEC3PARAM
  • tilburguniversity.edu/SOA
  • tilburguniversity.edu/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (3)
  • tilburguniversity.edu/DNSKEY (alg 8, id 22728)
  • tilburguniversity.edu/DNSKEY (alg 8, id 35406)
  • tilburguniversity.edu/DNSKEY (alg 8, id 61675)
Secure (6)
  • ./DNSKEY (alg 8, id 14748)
  • ./DNSKEY (alg 8, id 20326)
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 48248)
  • edu/DS (alg 8, id 28065)
  • tilburguniversity.edu/DS (alg 8, id 24052)
Non_existent (1)
  • tilburguniversity.edu/DNSKEY (alg 8, id 24052)

Delegation statusDelegation status

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

NoticesNotices

Errors (4)
  • edu to tilburguniversity.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. (137.56.247.39, 137.56.247.40, 192.87.106.101, 195.176.255.9, 2001:610:1:800a:192:87:106:101, 2001:610:1410:0:28b:f453:70ab:663b, 2001:610:1410:0:9b5d:fd1c:8983:3687, 2001:620:0:9::1103, UDP_-_EDNS0_4096_D_KN)
  • edu to tilburguniversity.edu: The DS RRset for the zone included algorithm 8 (RSASHA256), but no DS RR matched a DNSKEY with algorithm 8 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (137.56.247.39, 137.56.247.40, 192.87.106.101, 195.176.255.9, 2001:610:1:800a:192:87:106:101, 2001:610:1410:0:28b:f453:70ab:663b, 2001:610:1410:0:9b5d:fd1c:8983:3687, 2001:620:0:9::1103, UDP_-_EDNS0_4096_D_KN)
  • 1i9d0row6v.tilburguniversity.edu/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • tilburguniversity.edu/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
  • 1i9d0row6v.tilburguniversity.edu/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • tilburguniversity.edu/CNAME 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