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DNSViz: A DNS visualization tool

psg.com

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

RRset statusRRset status

Secure (6)
  • psg.com/A
  • psg.com/AAAA
  • psg.com/MX
  • psg.com/NS
  • psg.com/SOA
  • psg.com/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 5613)
  • com/DNSKEY (alg 13, id 19718)
  • com/DNSKEY (alg 13, id 956)
  • com/DS (alg 13, id 19718)
  • psg.com/DNSKEY (alg 8, id 22090)
  • psg.com/DNSKEY (alg 8, id 53567)
  • psg.com/DS (alg 8, id 53567)

Delegation statusDelegation status

Secure (2)
  • . to com
  • com to psg.com

NoticesNotices

Errors (4)
  • RRSIG psg.com/DNSKEY alg 8, id 53567: The cryptographic signature of the RRSIG RR does not properly validate. See RFC 4035, Sec. 5.3.3.
  • RRSIG psg.com/DNSKEY alg 8, id 53567: The cryptographic signature of the RRSIG RR does not properly validate. See RFC 4035, Sec. 5.3.3.
  • psg.com/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (147.28.0.39, UDP_-_EDNS0_512_D_KN)
  • psg.com/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (8)
  • psg.com/DNSKEY (alg 8, id 22090): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (147.28.0.39, UDP_-_EDNS0_4096_D_KN)
  • psg.com/DNSKEY (alg 8, id 53567): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (147.28.0.39, UDP_-_EDNS0_4096_D_KN)
  • psg.com/MX: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (147.28.0.39, UDP_-_EDNS0_4096_D_KN)
  • psg.com/NS: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (147.28.0.39, UDP_-_EDNS0_4096_D_KN)
  • psg.com/SOA: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (147.28.0.39, UDP_-_EDNS0_4096_D_KN)
  • psg.com/TXT: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (147.28.0.39, UDP_-_EDNS0_4096_D_KN)
  • psg.com/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • zv9m3.7s9cv.psg.com/A 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