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DNSViz: A DNS visualization tool

epa.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
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  8. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (7)
  • epa.gov/A
  • epa.gov/AAAA
  • epa.gov/MX
  • epa.gov/NS
  • epa.gov/NSEC3PARAM
  • epa.gov/SOA
  • epa.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (4)
  • epa.gov/DNSKEY (alg 8, id 26715)
  • epa.gov/DNSKEY (alg 8, id 4533)
  • epa.gov/DNSKEY (alg 8, id 7219)
  • epa.gov/DNSKEY (alg 8, id 9729)
Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 5613)
  • epa.gov/DS (alg 8, id 23626)
  • gov/DNSKEY (alg 13, id 2536)
  • gov/DNSKEY (alg 13, id 35496)
  • gov/DS (alg 13, id 2536)
Non_existent (1)
  • epa.gov/DNSKEY (alg 8, id 23626)

Delegation statusDelegation status

Bogus (1)
  • gov to epa.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (6)
  • gov to epa.gov: 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. (134.67.12.5, 134.67.12.15, 161.80.212.5, 161.80.212.15, 2620:117:506f:c::f005, 2620:117:506f:c::f00f, 2620:117:5071:d4::f005, 2620:117:5071:d4::f00f, TCP_-_EDNS0_4096_D_KN)
  • gov to epa.gov: 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. (134.67.12.5, 134.67.12.15, 161.80.212.5, 161.80.212.15, 2620:117:506f:c::f005, 2620:117:506f:c::f00f, 2620:117:5071:d4::f005, 2620:117:5071:d4::f00f, TCP_-_EDNS0_4096_D_KN)
  • 6igo2.tv1x4.epa.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • epa.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • epa.gov/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
  • epa.gov/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • 6igo2.tv1x4.epa.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • epa.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • epa.gov/CDS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • epa.gov/CDNSKEY 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