airnow.gov
Updated:
2024-02-15 02:55:15 UTC (162 days ago)
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Notices
DNSSEC Authentication Chain
RRset status
Secure (6)
- airnow.gov/A
- airnow.gov/AAAA
- airnow.gov/NS
- airnow.gov/NSEC3PARAM
- airnow.gov/SOA
- airnow.gov/TXT
DNSKEY/DS/NSEC status
Secure (12)
- ./DNSKEY (alg 8, id 20326)
- ./DNSKEY (alg 8, id 30903)
- airnow.gov/DNSKEY (alg 8, id 13180)
- airnow.gov/DNSKEY (alg 8, id 22015)
- airnow.gov/DNSKEY (alg 8, id 27456)
- airnow.gov/DNSKEY (alg 8, id 30444)
- airnow.gov/DNSKEY (alg 8, id 49539)
- airnow.gov/DS (alg 8, id 22015)
- 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 airnow.gov
Notices
Errors (7)
- airnow.gov/AAAA: DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 11 times) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (161.80.212.5, UDP_-_NOEDNS_)
- airnow.gov/AAAA: No response was received from the server over UDP (tried 11 times) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (161.80.212.5, UDP_-_EDNS0_4096_D_KN)
- airnow.gov/AAAA: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (161.80.212.5, UDP_-_EDNS0_4096_D_KN)
- airnow.gov/SOA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (134.67.12.5, 134.67.12.15, 161.80.212.5, 161.80.212.15, UDP_-_NOEDNS_, UDP_-_NOEDNS__0x20)
- 5ico1mkwfu.airnow.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
- airnow.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
- airnow.gov/MX has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (3)
- 5ico1mkwfu.airnow.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
- airnow.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
- airnow.gov/MX has warnings; select the "Denial of existence" DNSSEC option to see them.
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