cisa.gov
Updated:
2024-01-28 23:20:12 UTC (301 days ago)
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Notices
DNSSEC Authentication Chain
RRset status
Secure (7)
- cisa.gov/A
- cisa.gov/AAAA
- cisa.gov/MX
- cisa.gov/NS
- cisa.gov/NSEC3PARAM
- cisa.gov/SOA
- cisa.gov/TXT
DNSKEY/DS/NSEC status
Secure (10)
- ./DNSKEY (alg 8, id 20326)
- ./DNSKEY (alg 8, id 30903)
- cisa.gov/DNSKEY (alg 8, id 47286)
- cisa.gov/DNSKEY (alg 8, id 52035)
- cisa.gov/DNSKEY (alg 8, id 6487)
- cisa.gov/DS (alg 8, id 6487)
- gov/DNSKEY (alg 8, id 10104)
- gov/DNSKEY (alg 8, id 49735)
- gov/DNSKEY (alg 8, id 64280)
- gov/DS (alg 8, id 64280)
Delegation status
Secure (2)
- . to gov
- gov to cisa.gov
Notices
Errors (5)
- cisa.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2600:1406:32::40)
- cisa.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1406:32::40, UDP_-_NOEDNS_)
- cisa.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1406:32::40, UDP_-_NOEDNS_)
- cisa.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
- kv5upfijad.cisa.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (3)
- cisa.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. (23.211.132.67, UDP_-_EDNS0_4096_D_KN)
- cisa.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
- kv5upfijad.cisa.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
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