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DNSViz: A DNS visualization tool

com

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

RRset statusRRset status

Secure (1)
  • com/NS

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (5)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • com/DNSKEY (alg 13, id 19718)
  • com/DNSKEY (alg 13, id 59354)
  • com/DS (alg 13, id 19718)

Delegation statusDelegation status

Secure (1)
  • . to com

NoticesNotices

Errors (8)
  • com zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (192.5.6.30, 192.12.94.30, 192.26.92.30, 192.31.80.30, 192.33.14.30, 192.35.51.30, 192.41.162.30, 192.42.93.30, 192.43.172.30, 192.48.79.30, 192.52.178.30, 192.54.112.30, 192.55.83.30, 2001:500:856e::30, 2001:500:d937::30, 2001:501:b1f9::30, 2001:502:8cc::30, 2001:502:1ca1::30, 2001:502:7094::30, 2001:503:d2d::30, 2001:503:231d::2:30, 2001:503:39c1::30, 2001:503:83eb::30, 2001:503:a83e::2:30, 2001:503:d414::30, 2001:503:eea3::30)
  • com/DNSKEY: No response was received from the server over UDP (tried 1 times). See RFC 1035, Sec. 4.2. (192.5.6.30, 192.12.94.30, 192.26.92.30, 192.31.80.30, 192.33.14.30, 192.35.51.30, 192.41.162.30, 192.42.93.30, 192.43.172.30, 192.48.79.30, 192.52.178.30, 192.54.112.30, 192.55.83.30, 2001:500:856e::30, 2001:500:d937::30, 2001:501:b1f9::30, 2001:502:8cc::30, 2001:502:1ca1::30, 2001:502:7094::30, 2001:503:d2d::30, 2001:503:231d::2:30, 2001:503:39c1::30, 2001:503:83eb::30, 2001:503:a83e::2:30, 2001:503:d414::30, 2001:503:eea3::30, UDP_-_EDNS0_512_D_KN)
  • com/NSEC3PARAM: No response was received from the server over UDP (tried 3 times). See RFC 1035, Sec. 4.2. (192.5.6.30, 192.12.94.30, 192.26.92.30, 192.31.80.30, 192.33.14.30, 192.35.51.30, 192.41.162.30, 192.42.93.30, 192.43.172.30, 192.48.79.30, 192.52.178.30, 192.54.112.30, 192.55.83.30, 2001:500:856e::30, 2001:500:d937::30, 2001:501:b1f9::30, 2001:502:8cc::30, 2001:502:1ca1::30, 2001:502:7094::30, 2001:503:d2d::30, 2001:503:231d::2:30, 2001:503:39c1::30, 2001:503:83eb::30, 2001:503:a83e::2:30, 2001:503:d414::30, 2001:503:eea3::30, UDP_-_EDNS0_4096_D_KN)
  • com/SOA: No response was received from the server over TCP (tried 1 times). See RFC 1035, Sec. 4.2. (192.26.92.30, 192.31.80.30, 192.42.93.30, 192.43.172.30, 192.55.83.30, 2001:502:1ca1::30, 2001:502:7094::30, 2001:503:d2d::30, 2001:503:39c1::30, 2001:503:a83e::2:30, 2001:503:eea3::30, TCP_-_EDNS0_4096_D_N)
  • com/SOA: No response was received from the server over TCP (tried 2 times). See RFC 1035, Sec. 4.2. (192.5.6.30, 192.12.94.30, 192.33.14.30, 192.35.51.30, 192.41.162.30, 192.48.79.30, 192.52.178.30, 192.54.112.30, 2001:500:856e::30, 2001:500:d937::30, 2001:501:b1f9::30, 2001:502:8cc::30, 2001:503:231d::2:30, 2001:503:83eb::30, 2001:503:d414::30, TCP_-_EDNS0_4096_D_N)
  • com/SOA: No response was received from the server over UDP (tried 3 times). See RFC 1035, Sec. 4.2. (192.5.6.30, 192.12.94.30, 192.26.92.30, 192.31.80.30, 192.33.14.30, 192.35.51.30, 192.41.162.30, 192.42.93.30, 192.43.172.30, 192.48.79.30, 192.52.178.30, 192.54.112.30, 192.55.83.30, 2001:500:856e::30, 2001:500:d937::30, 2001:501:b1f9::30, 2001:502:8cc::30, 2001:502:1ca1::30, 2001:502:7094::30, 2001:503:d2d::30, 2001:503:231d::2:30, 2001:503:39c1::30, 2001:503:83eb::30, 2001:503:a83e::2:30, 2001:503:d414::30, 2001:503:eea3::30, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • m72el.bmrtc.com/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • com/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • ./DNSKEY: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_512_D_KN)
  • com/DS (alg 13, id 19718): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • com/DS (alg 13, id 19718): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • 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