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DNSViz: A DNS visualization tool

acl.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (5)
  • acl.gov/A
  • acl.gov/MX
  • acl.gov/NS
  • acl.gov/SOA
  • acl.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (12)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 951)
  • acl.gov/DNSKEY (alg 8, id 36324)
  • acl.gov/DNSKEY (alg 8, id 4255)
  • acl.gov/DNSKEY (alg 8, id 47335)
  • acl.gov/DNSKEY (alg 8, id 7830)
  • acl.gov/DS (alg 8, id 4255)
  • acl.gov/DS (alg 8, id 47335)
  • gov/DNSKEY (alg 8, id 24250)
  • gov/DNSKEY (alg 8, id 56278)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to acl.gov

NoticesNotices

Errors (3)
  • acl.gov/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (158.74.30.99, UDP_-_EDNS0_512_D_KN)
  • acl.gov/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (158.74.30.99, 158.74.30.102, UDP_-_EDNS0_512_D_KN)
  • acl.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (11)
  • acl.gov/A: No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed (however, this server appeared to respond legitimately to other queries with the NSID EDNS option present). See RFC 6891, Sec. 6.1.2. (158.74.30.99, UDP_-_EDNS0_4096_D_KN)
  • acl.gov/DNSKEY (alg 8, id 36324): 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. (158.74.30.103, UDP_-_EDNS0_4096_D_KN)
  • acl.gov/DNSKEY (alg 8, id 4255): 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. (158.74.30.103, UDP_-_EDNS0_4096_D_KN)
  • acl.gov/DNSKEY (alg 8, id 47335): 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. (158.74.30.103, UDP_-_EDNS0_4096_D_KN)
  • acl.gov/DNSKEY (alg 8, id 7830): 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. (158.74.30.103, UDP_-_EDNS0_4096_D_KN)
  • acl.gov/MX: 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. (158.74.30.99, UDP_-_EDNS0_4096_D_KN)
  • acl.gov/SOA: 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. (158.74.30.99, UDP_-_EDNS0_4096_D_KN_0x20)
  • acl.gov/TXT: 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. (158.74.30.102, UDP_-_EDNS0_4096_D_KN)
  • ub45p6rmi1.acl.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • acl.gov/NSEC3PARAM has warnings; select the "Denial of existence" DNSSEC option to see them.
  • acl.gov/DNSKEY 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