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DNSViz: A DNS visualization tool

pppo.gov

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (5)
  • pppo.gov/MX
  • pppo.gov/NS
  • pppo.gov/NSEC3PARAM
  • pppo.gov/SOA
  • pppo.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (9)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • gov/DNSKEY (alg 13, id 2536)
  • gov/DNSKEY (alg 13, id 35496)
  • gov/DS (alg 13, id 2536)
  • pppo.gov/DNSKEY (alg 8, id 3436)
  • pppo.gov/DNSKEY (alg 8, id 45415)
  • pppo.gov/DS (alg 8, id 45415)
  • pppo.gov/DS (alg 8, id 45415)

Delegation statusDelegation status

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

NoticesNotices

Errors (6)
  • pppo.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • tjn3b.1bcer.pppo.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (15)
  • ./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)
  • pppo.gov/DS (alg 8, id 45415): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • pppo.gov/DS (alg 8, id 45415): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • pppo.gov/DS (alg 8, id 45415): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • pppo.gov/DS (alg 8, id 45415): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • pppo.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/CDS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • tjn3b.1bcer.pppo.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pppo.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pppo.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