RRSIG NSEC3 proving non-existence of cctld.ru/DS alg 8, id 52263: The cryptographic signature of the RRSIG RR does not properly validate. See RFC 4035, Sec. 5.3.3.
RRSIG NSEC3 proving non-existence of cctld.ru/DS alg 8, id 52263: The cryptographic signature of the RRSIG RR does not properly validate. See RFC 4035, Sec. 5.3.3.
RRSIG ru/SOA alg 8, id 52263: The cryptographic signature of the RRSIG RR does not properly validate. See RFC 4035, Sec. 5.3.3.
cctld.ru/DS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (194.85.252.62, UDP_-_NOEDNS_)
cctld.ru/DS: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (193.232.128.6, TCP_-_EDNS0_4096_D)
ru zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (2001:678:14:0:193:232:156:17)
ru zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (193.232.142.17)
ru/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (194.85.252.62, UDP_-_EDNS0_512_D_KN)
ru/DNSKEY: No response was received from the server over UDP (tried 8 times). See RFC 1035, Sec. 4.2. (2001:678:14:0:193:232:156:17, UDP_-_EDNS0_4096_D)
cctld.ru/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
ru to cctld.ru: 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. (2001:678:14:0:193:232:156:17, UDP_-_EDNS0_4096_D_KN)
cctld.ru/DS has warnings; select the "Denial of existence" DNSSEC option to see them.