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DNSViz: A DNS visualization tool

4no1.net

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • 4no1.net/A
  • 4no1.net/MX
  • 4no1.net/NS
  • 4no1.net/SOA
  • 4no1.net/SOA
Secure (2)
  • net/SOA
  • net/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46594)
  • NSEC3 proving non-existence of 4no1.net/DS
  • net/DNSKEY (alg 8, id 35886)
  • net/DNSKEY (alg 8, id 56519)
  • net/DS (alg 8, id 35886)

Delegation statusDelegation status

Insecure (1)
  • net to 4no1.net
Secure (1)
  • . to net

NoticesNotices

Errors (2)
  • 4no1.net zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (35.156.85.88, 46.16.60.159, 46.16.60.166)
  • 4no1.net/SOA: The TCP connection was refused (ECONNREFUSED). See RFC 1035, Sec. 4.2. (35.156.85.88, 46.16.60.159, 46.16.60.166, TCP_-_EDNS0_4096_D)
Warnings (10)
  • 4no1.net/A: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K)
  • 4no1.net/MX: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • 4no1.net/NS: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K)
  • 4no1.net/SOA: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (35.156.85.88, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • 4no1.net/SOA: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • 4no1.net/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 4no1.net/TXT has warnings; select the "Denial of existence" DNSSEC option to see them.
  • nwuz7yic5v.4no1.net/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 4no1.net/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 4no1.net/AAAA 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