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DNSViz: A DNS visualization tool

epa.gov

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

RRset statusRRset status

Secure (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

Secure (11)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • epa.gov/DNSKEY (alg 8, id 23238)
  • epa.gov/DNSKEY (alg 8, id 34015)
  • epa.gov/DNSKEY (alg 8, id 45111)
  • epa.gov/DNSKEY (alg 8, id 7219)
  • epa.gov/DS (alg 8, id 34015)
  • epa.gov/DS (alg 8, id 7219)
  • gov/DNSKEY (alg 13, id 2536)
  • gov/DNSKEY (alg 13, id 35496)
  • gov/DS (alg 13, id 2536)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to epa.gov

NoticesNotices

Errors (4)
  • 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.
  • b1vn2.aj470.epa.gov/A 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 (9)
  • ./DNSKEY (alg 8, id 20038): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 20326): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_512_D_KN)
  • gov/DS (alg 13, id 2536): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • gov/DS (alg 13, id 2536): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • 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.
  • b1vn2.aj470.epa.gov/A 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