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DNSViz: A DNS visualization tool

commerce.gov

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (4)
  • commerce.gov/A
  • commerce.gov/NS
  • commerce.gov/SOA
  • commerce.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (13)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • ./DNSKEY (alg 8, id 951)
  • commerce.gov/DNSKEY (alg 8, id 19260)
  • commerce.gov/DNSKEY (alg 8, id 48129)
  • commerce.gov/DNSKEY (alg 8, id 49051)
  • commerce.gov/DNSKEY (alg 8, id 5298)
  • commerce.gov/DNSKEY (alg 8, id 56316)
  • commerce.gov/DS (alg 8, id 49051)
  • commerce.gov/DS (alg 8, id 49051)
  • gov/DNSKEY (alg 8, id 24250)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

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

NoticesNotices

Errors (29)
  • commerce.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (64.62.200.147, 192.198.87.242, 198.255.114.190, 2001:470:1:7a::147, 2001:49f0:d064:6:1000::237, 2001:49f0:d064:6:1000::238, 2607:5600:143:0:1000::101)
  • commerce.gov/A: DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 11 times) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (170.110.225.13, UDP_-_NOEDNS_)
  • commerce.gov/A: No response was received from the server over TCP (tried 7 times). See RFC 1035, Sec. 4.2. (170.110.225.16, TCP_-_EDNS0_4096_D_KN)
  • commerce.gov/A: No response was received from the server over UDP (tried 11 times) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (170.110.225.13, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (64.62.200.147, 192.198.87.242, 198.255.114.190, 2001:470:1:7a::147, 2001:49f0:d064:6:1000::237, 2001:49f0:d064:6:1000::238, 2607:5600:143:0:1000::101, UDP_-_NOEDNS_)
  • commerce.gov/A: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (170.110.225.13, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (198.255.114.189, UDP_-_NOEDNS_)
  • commerce.gov/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (170.110.225.16, 198.255.114.189, UDP_-_EDNS0_512_D_KN)
  • commerce.gov/DNSKEY: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (170.110.225.11, 2610:20:0:20:d0c:90c:225:225, TCP_-_EDNS0_4096_D_KN)
  • commerce.gov/DS (alg 8, id 49051): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • commerce.gov/DS (alg 8, id 49051): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • commerce.gov/MX: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (198.255.114.189, UDP_-_NOEDNS_)
  • commerce.gov/MX: No response was received from the server over UDP (tried 16 times). See RFC 1035, Sec. 4.2. (170.110.225.16, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (198.255.114.189, UDP_-_EDNS0_512_D_KN)
  • commerce.gov/MX: No response was received from the server over UDP (tried 8 times). See RFC 1035, Sec. 4.2. (2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D)
  • commerce.gov/MX: No response was received from the server over UDP (tried 9 times). See RFC 1035, Sec. 4.2. (170.110.225.13, UDP_-_EDNS0_4096_D)
  • commerce.gov/MX: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (170.110.225.11, 2610:20:0:20:d0c:90c:225:225, TCP_-_EDNS0_4096_D_KN)
  • commerce.gov/NS: No response was received from the server over TCP (tried 7 times). See RFC 1035, Sec. 4.2. (2610:20:0:20:d0c:90c:225:223, TCP_-_EDNS0_4096_D_KN)
  • commerce.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (64.62.200.147, 192.198.87.242, 198.255.114.190, 2001:470:1:7a::147, 2001:49f0:d064:6:1000::237, 2001:49f0:d064:6:1000::238, 2607:5600:143:0:1000::101, UDP_-_NOEDNS_)
  • commerce.gov/SOA: No response was received from the server over TCP (tried 5 times). See RFC 1035, Sec. 4.2. (170.110.225.13, TCP_-_EDNS0_4096_D_KN)
  • commerce.gov/SOA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (198.255.114.189, UDP_-_NOEDNS_, UDP_-_NOEDNS__0x20)
  • commerce.gov/SOA: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (170.110.225.11, 2610:20:0:20:d0c:90c:225:225, TCP_-_EDNS0_4096_D_KN, TCP_-_EDNS0_4096_D_KN_0x20, TCP_-_EDNS0_4096_D_N)
  • commerce.gov/TXT: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (198.255.114.189, UDP_-_NOEDNS_)
  • commerce.gov/TXT: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (2610:20:0:20:d0c:90c:225:225, TCP_-_EDNS0_4096_D_KN)
  • commerce.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • commerce.gov/NSEC3PARAM has errors; select the "Denial of existence" DNSSEC option to see them.
  • commerce.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • a596ngxwz1.commerce.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • commerce.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (17)
  • commerce.gov/A: 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. (2610:20:0:20:d0c:90c:225:223, 2610:20:0:20:d0c:90c:225:225, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DNSKEY (alg 8, id 19260): 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. (170.110.225.13, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DNSKEY (alg 8, id 48129): 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. (170.110.225.13, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DNSKEY (alg 8, id 49051): 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. (170.110.225.13, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DNSKEY (alg 8, id 5298): 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. (170.110.225.13, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DNSKEY (alg 8, id 56316): 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. (170.110.225.13, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/DS (alg 8, id 49051): 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.
  • commerce.gov/DS (alg 8, id 49051): 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.
  • commerce.gov/NS: 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. (170.110.225.16, UDP_-_EDNS0_4096_D_KN)
  • commerce.gov/NS: 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. (170.110.225.11, 170.110.225.13, 2610:20:0:20:d0c:90c:225:225, UDP_-_EDNS0_4096_D_KN)
  • commerce.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. (170.110.225.11, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • commerce.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. (170.110.225.13, 2610:20:0:20:d0c:90c:225:223, UDP_-_EDNS0_4096_D_KN)
  • gov to commerce.gov: Authoritative AAAA records exist for gpaens2.doc.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov to commerce.gov: Authoritative AAAA records exist for hchbens1.doc.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov to commerce.gov: The following NS name(s) were found in the delegation NS RRset (i.e., in the gov zone), but not in the authoritative NS RRset: hchbens2.doc.gov See RFC 1034, Sec. 4.2.2.
  • a596ngxwz1.commerce.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • commerce.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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