uspto.gov
Updated:
2024-11-03 21:42:50 UTC (20 days ago)
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Notices
DNSSEC Authentication Chain
RRset status
Secure (8)
- uspto.gov/A
- uspto.gov/AAAA
- uspto.gov/CDNSKEY
- uspto.gov/CDS
- uspto.gov/MX
- uspto.gov/NS
- uspto.gov/SOA
- uspto.gov/TXT
DNSKEY/DS/NSEC status
Secure (8)
- ./DNSKEY (alg 8, id 20326)
- ./DNSKEY (alg 8, id 61050)
- gov/DNSKEY (alg 13, id 2536)
- gov/DNSKEY (alg 13, id 35496)
- gov/DS (alg 13, id 2536)
- uspto.gov/DNSKEY (alg 13, id 2371)
- uspto.gov/DNSKEY (alg 13, id 34505)
- uspto.gov/DS (alg 13, id 2371)
Delegation status
Secure (2)
- . to gov
- gov to uspto.gov
Notices
Warnings (5)
- ./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)
- ./DNSKEY (alg 8, id 61050): 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: 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_512_D_KN)
- gov/DS (alg 13, id 2536): 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. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
- gov/DS (alg 13, id 2536): 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. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
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