us-cert.gov
Updated:
2024-08-20 16:17:07 UTC (93 days ago)
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Notices
DNSSEC Authentication Chain
RRset status
Secure (7)
- us-cert.gov/A
- us-cert.gov/AAAA
- us-cert.gov/MX
- us-cert.gov/NS
- us-cert.gov/NSEC3PARAM
- us-cert.gov/SOA
- us-cert.gov/TXT
DNSKEY/DS/NSEC status
Secure (10)
- ./DNSKEY (alg 8, id 20038)
- ./DNSKEY (alg 8, id 20326)
- gov/DNSKEY (alg 13, id 2536)
- gov/DNSKEY (alg 13, id 35496)
- gov/DS (alg 13, id 2536)
- us-cert.gov/DNSKEY (alg 13, id 23837)
- us-cert.gov/DNSKEY (alg 13, id 52740)
- us-cert.gov/DNSKEY (alg 13, id 5887)
- us-cert.gov/DNSKEY (alg 13, id 9029)
- us-cert.gov/DS (alg 13, id 9029)
Delegation status
Secure (2)
- . to gov
- gov to us-cert.gov
Notices
Errors (4)
- us-cert.gov/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
- us-cert.gov/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
- dlgm8.3un6l.us-cert.gov/A 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.
Warnings (6)
- ./DNSKEY (alg 8, id 20038): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
- ./DNSKEY (alg 8, id 20326): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
- us-cert.gov/CDNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
- us-cert.gov/CDS has warnings; select the "Denial of existence" DNSSEC option to see them.
- dlgm8.3un6l.us-cert.gov/A 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.
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