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DNSViz: A DNS visualization tool

google.is

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

RRset statusRRset status

Bogus (7)
  • google.is/A
  • google.is/AAAA
  • google.is/NS
  • google.is/SOA
  • google.is/SOA
  • google.is/TXT
  • is/SOA (NXDOMAIN)

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (1)
  • NSEC3 proving non-existence of google.is/DS
Secure (5)
  • ./DNSKEY (alg 8, id 19036)
  • ./DNSKEY (alg 8, id 54549)
  • is/DNSKEY (alg 8, id 26726)
  • is/DNSKEY (alg 8, id 57693)
  • is/DS (alg 8, id 26726)
Non_existent (1)
  • is/DNSKEY (alg 8, id 5365)

Delegation statusDelegation status

Insecure (1)
  • is to google.is
Secure (1)
  • . to is

NoticesNotices

Warnings (6)
  • google.is/A: The server responded with no OPT record, rather than with RCODE FORMERR. (216.239.32.10, 216.239.34.10, UDP_0_EDNS0_32768_4096)
  • google.is/AAAA: The server responded with no OPT record, rather than with RCODE FORMERR. (216.239.32.10, 216.239.34.10, UDP_0_EDNS0_32768_4096)
  • google.is/NS: The server responded with no OPT record, rather than with RCODE FORMERR. (216.239.32.10, 216.239.34.10, UDP_0_EDNS0_32768_4096)
  • google.is/SOA: The server responded with no OPT record, rather than with RCODE FORMERR. (216.239.32.10, 216.239.34.10, TCP_0_EDNS0_32768_4096)
  • google.is/SOA: The server responded with no OPT record, rather than with RCODE FORMERR. (216.239.32.10, 216.239.34.10, UDP_0_EDNS0_32768_4096)
  • google.is/TXT: The server responded with no OPT record, rather than with RCODE FORMERR. (216.239.32.10, 216.239.34.10, UDP_0_EDNS0_32768_4096)

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph