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DNSViz: A DNS visualization tool

4no1.net

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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (5)
  • 4no1.net/A
  • 4no1.net/MX
  • 4no1.net/NS
  • 4no1.net/SOA
  • 4no1.net/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46594)
  • 4no1.net/DS (alg 7, id 30894)
  • net/DNSKEY (alg 8, id 35886)
  • net/DNSKEY (alg 8, id 56519)
  • net/DS (alg 8, id 35886)
Non_existent (1)
  • 4no1.net/DNSKEY (alg 7, id 30894)

Delegation statusDelegation status

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

NoticesNotices

Errors (9)
  • 4no1.net zone: The server(s) were not responsive to queries over TCP. (35.156.85.88, 46.16.60.159, 46.16.60.166)
  • 4no1.net/A: No RRSIG covering the RRset was returned in the response. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K)
  • 4no1.net/MX: No RRSIG covering the RRset was returned in the response. (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: No RRSIG covering the RRset was returned in the response. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K)
  • 4no1.net/SOA: No RRSIG covering the RRset was returned in the response. (35.156.85.88, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • 4no1.net/SOA: No RRSIG covering the RRset was returned in the response. (46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • 4no1.net/SOA: The TCP connection was refused (ECONNREFUSED). (35.156.85.88, 46.16.60.159, 46.16.60.166, TCP_-_EDNS0_4096_D)
  • net to 4no1.net: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • net to 4no1.net: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no DS RR matched a DNSKEY with algorithm 7 that signs the zone's DNSKEY RRset. (35.156.85.88, 46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
Warnings (5)
  • 4no1.net/A: The server responded with no OPT record, rather than with RCODE FORMERR. (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. (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. (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. (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. (46.16.60.159, 46.16.60.166, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)

DNSKEY legend

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