us-cert.gov
Updated:
2023-07-21 11:57:29 UTC (491 days ago)
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Notices
DNSSEC Authentication Chain
RRset status
Insecure (6)
- us-cert.gov/A
- us-cert.gov/MX
- us-cert.gov/NS
- us-cert.gov/NSEC3PARAM
- us-cert.gov/SOA
- us-cert.gov/TXT
Secure (1)
- gov/SOA
DNSKEY/DS/NSEC status
Insecure (2)
- us-cert.gov/DNSKEY (alg 8, id 30121)
- us-cert.gov/DNSKEY (alg 8, id 56448)
Secure (6)
- ./DNSKEY (alg 8, id 11019)
- ./DNSKEY (alg 8, id 20326)
- NSEC3 proving non-existence of us-cert.gov/DS
- gov/DNSKEY (alg 8, id 40921)
- gov/DNSKEY (alg 8, id 7698)
- gov/DS (alg 8, id 7698)
Delegation status
Insecure (1)
- gov to us-cert.gov
Secure (1)
- . to gov
Notices
Errors (9)
- NSEC3 proving non-existence of us-cert.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 us-cert.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
- us-cert.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2620:112:5000:1::2)
- us-cert.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:112:5000:1::2, UDP_-_NOEDNS_)
- us-cert.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2620:112:5000:1::2, UDP_-_NOEDNS_)
- us-cert.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
- us-cert.gov/DS has errors; select the "Denial of existence" DNSSEC option to see them.
- us-cert.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
- 9pzac63dlk.us-cert.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (6)
- NSEC3 proving non-existence of us-cert.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
- NSEC3 proving non-existence of us-cert.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
- us-cert.gov/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
- us-cert.gov/DS has warnings; select the "Denial of existence" DNSSEC option to see them.
- us-cert.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
- 9pzac63dlk.us-cert.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
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