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DNSViz: A DNS visualization tool

www.verisign.com

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

RRset statusRRset status

Insecure (4)
  • www.verisign.com/A
  • www.verisign.com/A
  • www.verisign.com/AAAA
  • www.verisign.com/AAAA
Secure (1)
  • verisign.com/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (9)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 61050)
  • NSEC3 proving non-existence of www.verisign.com/DS
  • com/DNSKEY (alg 13, id 19718)
  • com/DNSKEY (alg 13, id 29942)
  • com/DS (alg 13, id 19718)
  • verisign.com/DNSKEY (alg 8, id 47406)
  • verisign.com/DNSKEY (alg 8, id 55204)
  • verisign.com/DS (alg 8, id 55204)

Delegation statusDelegation status

Insecure (1)
  • verisign.com to www.verisign.com
Secure (2)
  • . to com
  • com to verisign.com

NoticesNotices

Errors (10)
  • www.verisign.com/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • igbx5.vcn4q.www.verisign.com/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/NSEC3PARAM has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/SOA has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/TXT has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/NS has errors; select the "Denial of existence" DNSSEC option to see them.
  • www.verisign.com/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (6)
  • NSEC3 proving non-existence of www.verisign.com/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of www.verisign.com/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • com/DS (alg 13, id 19718): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
  • com/DS (alg 13, id 19718): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
  • verisign.com to www.verisign.com: The following NS name(s) were found in the delegation NS RRset (i.e., in the verisign.com zone), but not in the authoritative NS RRset: gslb.ash3.verisign.com, gslb.brn1.verisign.com, gslb.ilg1.verisign.com See RFC 1034, Sec. 4.2.2.
  • www.verisign.com/DS 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