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DNSViz: A DNS visualization tool

srs.gov

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (4)
  • srs.gov/MX
  • srs.gov/NS
  • srs.gov/SOA
  • srs.gov/TXT
Secure (1)
  • gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 18733)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 951)
  • NSEC3 proving non-existence of srs.gov/DS
  • gov/DNSKEY (alg 8, id 56278)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Insecure (1)
  • gov to srs.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (18)
  • NSEC3 proving non-existence of srs.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 srs.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • srs.gov zone: The following NS name(s) resolved to IP address(es) in private IP address space: ns1.srs.gov
  • srs.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17)
  • srs.gov zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17)
  • srs.gov/DNSKEY: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • srs.gov/MX: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • srs.gov/NS: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17, UDP_-_EDNS0_4096_D_KN)
  • srs.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17, TCP_-_EDNS0_4096_D_N)
  • srs.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • srs.gov/TXT: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.33.240.10, 2620:b0:8000:2012::17, UDP_-_EDNS0_4096_D_KN)
  • srs.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • srs.gov/NSEC3PARAM has errors; select the "Denial of existence" DNSSEC option to see them.
  • srs.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • srs.gov/DS has errors; select the "Denial of existence" DNSSEC option to see them.
  • srs.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • 3g9psz8erb.srs.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • srs.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • NSEC3 proving non-existence of srs.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of srs.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • gov to srs.gov: The glue address(es) for ns1.srs.gov (192.33.240.10) differed from its authoritative address(es) (192.33.240.10, 192.168.7.17). See RFC 1034, Sec. 4.2.2.
  • srs.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