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DNSViz: A DNS visualization tool

ipac.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (1)
  • gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46594)
  • NSEC3 proving non-existence of ipac.gov/DS
  • gov/DNSKEY (alg 8, id 26665)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Lame (1)
  • gov to ipac.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (24)
  • NSEC3 proving non-existence of ipac.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of ipac.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • ipac.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (199.169.192.28, 199.169.194.28, 2605:3100:fffc:100::7, 2605:3100:fffd:100::7)
  • ipac.gov zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (199.169.192.28, 199.169.194.28, 2605:3100:fffc:100::7, 2605:3100:fffd:100::7)
  • ipac.gov/A: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K)
  • ipac.gov/A: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_NOEDNS_)
  • ipac.gov/AAAA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K)
  • ipac.gov/AAAA: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_NOEDNS_)
  • ipac.gov/DNSKEY: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • ipac.gov/DNSKEY: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_EDNS0_512_D_K, UDP_-_NOEDNS_)
  • ipac.gov/MX: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • ipac.gov/MX: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_EDNS0_512_D_K, UDP_-_NOEDNS_)
  • ipac.gov/NS: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K)
  • ipac.gov/NS: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_NOEDNS_)
  • ipac.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, TCP_-_EDNS0_4096_D)
  • ipac.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • ipac.gov/SOA: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, TCP_-_NOEDNS_)
  • ipac.gov/SOA: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_NOEDNS_, UDP_-_NOEDNS__0x20)
  • ipac.gov/TXT: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (199.169.194.28, 2605:3100:fffc:100::7, UDP_-_EDNS0_4096_D_K)
  • ipac.gov/TXT: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (199.169.192.28, 2605:3100:fffd:100::7, UDP_-_NOEDNS_)
  • s4jek5phdb.ipac.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • ipac.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • ipac.gov/DS has errors; select the "Denial of existence" DNSSEC option to see them.
  • ipac.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (8)
  • NSEC3 proving non-existence of ipac.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of ipac.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • gov to ipac.gov: Authoritative AAAA records exist for ns1.twai.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov/DS (alg 8, id 7698): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • gov/DS (alg 8, id 7698): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • gov/DS (alg 8, id 7698): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • gov/DS (alg 8, id 7698): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • ipac.gov/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