usability.gov
Updated:
2020-06-04 18:49:09 UTC (1636 days ago)
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Notices
DNSSEC Authentication Chain
RRset status
Bogus (4)
- usability.gov/A
- usability.gov/A
- usability.gov/NS
- usability.gov/SOA
DNSKEY/DS/NSEC status
Secure (8)
- ./DNSKEY (alg 8, id 20326)
- ./DNSKEY (alg 8, id 48903)
- gov/DNSKEY (alg 8, id 40176)
- gov/DNSKEY (alg 8, id 7698)
- gov/DS (alg 8, id 7698)
- gov/DS (alg 8, id 7698)
- usability.gov/DS (alg 8, id 28937)
- usability.gov/DS (alg 8, id 35741)
Non_existent (2)
- usability.gov/DNSKEY (alg 8, id 28937)
- usability.gov/DNSKEY (alg 8, id 35741)
Delegation status
Bogus (1)
- gov to usability.gov
Secure (1)
- . to gov
Notices
Errors (12)
- gov to usability.gov: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (205.251.192.134, 205.251.194.40, 205.251.196.120, 205.251.198.247, 2600:9000:5300:8600::1, 2600:9000:5302:2800::1, 2600:9000:5304:7800::1, 2600:9000:5306:f700::1, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
- gov to usability.gov: The DS RRset for the zone included algorithm 8 (RSASHA256), but no DS RR matched a DNSKEY with algorithm 8 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (205.251.192.134, 205.251.194.40, 205.251.196.120, 205.251.198.247, 2600:9000:5300:8600::1, 2600:9000:5302:2800::1, 2600:9000:5304:7800::1, 2600:9000:5306:f700::1, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
- usability.gov/A: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (205.251.192.134, 205.251.194.40, 205.251.196.120, 205.251.198.247, UDP_-_EDNS0_4096_D_K)
- usability.gov/A: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (2600:9000:5300:8600::1, 2600:9000:5302:2800::1, 2600:9000:5304:7800::1, 2600:9000:5306:f700::1, UDP_-_EDNS0_4096_D_K)
- usability.gov/NS: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (205.251.192.134, 205.251.194.40, 205.251.196.120, 205.251.198.247, 2600:9000:5300:8600::1, 2600:9000:5302:2800::1, 2600:9000:5304:7800::1, 2600:9000:5306:f700::1, UDP_-_EDNS0_4096_D_K)
- usability.gov/SOA: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (205.251.192.134, 205.251.194.40, 205.251.196.120, 205.251.198.247, 2600:9000:5300:8600::1, 2600:9000:5302:2800::1, 2600:9000:5304:7800::1, 2600:9000:5306:f700::1, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
- usability.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
- usability.gov/MX has errors; select the "Denial of existence" DNSSEC option to see them.
- usability.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
- pyeui0h7xn.usability.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
- usability.gov/TXT has errors; select the "Denial of existence" DNSSEC option to see them.
- usability.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (8)
- gov/DS (alg 8, id 7698): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
- gov/DS (alg 8, id 7698): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
- gov/DS (alg 8, id 7698): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
- gov/DS (alg 8, id 7698): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
- usability.gov/DS (alg 8, id 35741): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
- usability.gov/DS (alg 8, id 35741): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
- usability.gov/DS (alg 8, id 35741): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
- usability.gov/DS (alg 8, id 35741): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
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