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gpo.gov

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

RRset statusRRset status

Insecure (9)
  • gpo.gov/A
  • gpo.gov/MX
  • gpo.gov/NS
  • gpo.gov/NSEC3PARAM
  • gpo.gov/NSEC3PARAM
  • gpo.gov/NSEC3PARAM
  • gpo.gov/NSEC3PARAM
  • gpo.gov/SOA
  • gpo.gov/TXT
Secure (1)
  • gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (5)
  • gpo.gov/DNSKEY (alg 8, id 14524)
  • gpo.gov/DNSKEY (alg 8, id 25611)
  • gpo.gov/DNSKEY (alg 8, id 32529)
  • gpo.gov/DNSKEY (alg 8, id 41613)
  • gpo.gov/DNSKEY (alg 8, id 43666)
Secure (7)
  • ./DNSKEY (alg 8, id 14748)
  • ./DNSKEY (alg 8, id 20326)
  • NSEC3 proving non-existence of gpo.gov/DS
  • gov/DNSKEY (alg 8, id 57735)
  • gov/DNSKEY (alg 8, id 6229)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

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

NoticesNotices

Errors (11)
  • NSEC3 proving non-existence of gpo.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 gpo.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • gpo.gov/DNSKEY (alg 8, id 25611): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (162.140.64.100, 162.140.252.180, UDP_-_EDNS0_4096_D_KN)
  • gpo.gov/DNSKEY (alg 8, id 32529): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (162.140.15.100, 162.140.254.200, UDP_-_EDNS0_4096_D_KN)
  • gpo.gov/DNSKEY (alg 8, id 41613): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (162.140.15.100, 162.140.254.200, UDP_-_EDNS0_4096_D_KN)
  • gpo.gov/DNSKEY: The response (321 bytes) was malformed. (162.140.64.100, 162.140.252.180, UDP_-_EDNS0_512_D_KN)
  • gpo.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • gpo.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • gpo.gov/DS has errors; select the "Denial of existence" DNSSEC option to see them.
  • dhwnka16p3.gpo.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • gpo.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (38)
  • NSEC3 proving non-existence of gpo.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of gpo.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • RRSIG gpo.gov/A alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:48:32+00:00) is within possible clock skew range (1 minute) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/A alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:00+00:00) is within possible clock skew range (35 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/A alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:48:32+00:00) is within possible clock skew range (1 minute) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/A alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:00+00:00) is within possible clock skew range (35 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/MX alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:45:37+00:00) is within possible clock skew range (3 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/MX alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:45:37+00:00) is within possible clock skew range (3 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NS alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:16+00:00) is within possible clock skew range (3 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NS alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:18+00:00) is within possible clock skew range (3 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NS alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:16+00:00) is within possible clock skew range (3 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NS alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:18+00:00) is within possible clock skew range (3 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NSEC3PARAM alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NSEC3PARAM alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NSEC3PARAM alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/NSEC3PARAM alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:57+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:57+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:47:02+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:47:17+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:57+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:46:57+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:47:02+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:47:17+00:00) is within possible clock skew range (2 minutes) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/SOA alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:35+00:00) is within possible clock skew range (0 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/TXT alg 8, id 32529: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:26+00:00) is within possible clock skew range (9 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • RRSIG gpo.gov/TXT alg 8, id 41613: The value of the Signature Inception field of the RRSIG RR (2021-10-19 14:49:26+00:00) is within possible clock skew range (9 seconds) of the current time (2021-10-19 14:49:35+00:00). See RFC 4035, Sec. 5.3.1.
  • gov to gpo.gov: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the gov zone): ns3.gpo.gov, ns4.gpo.gov See RFC 1034, Sec. 4.2.2.
  • gov to gpo.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: ns1.gpo.gov, ns2.gpo.gov See RFC 1034, Sec. 4.2.2.
  • gpo.gov/DNSKEY (alg 8, id 14524): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (162.140.64.100, 162.140.252.180, UDP_-_EDNS0_4096_D_KN)
  • gpo.gov/DNSKEY (alg 8, id 43666): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (162.140.15.100, 162.140.254.200, UDP_-_EDNS0_4096_D_KN)
  • gpo.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • gpo.gov/DS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dhwnka16p3.gpo.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • gpo.gov/AAAA 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