RRSIG ru/NS alg 8, id 52263: The cryptographic signature of the RRSIG RR does not properly validate. See RFC 4035, Sec. 5.3.3.
RRSIG ru/NSEC3PARAM 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.
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.
ru zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (193.232.128.6, 2001:678:14:0:193:232:156:17, 2001:678:15:0:193:232:142:17, 2001:678:18:0:194:190:124:17)
ru zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (193.232.156.17, 194.85.252.62)
ru/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (193.232.142.17, 2001:678:14:0:193:232:156:17, UDP_-_NOEDNS_)
ru/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (193.232.128.6, 193.232.142.17, 194.190.124.17, UDP_-_EDNS0_512_D_KN)
ru/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (193.232.156.17, 194.85.252.62, UDP_-_NOEDNS_)
ru/SOA: No response was received from the server over TCP (tried 5 times). See RFC 1035, Sec. 4.2. (2001:678:14:0:193:232:156:17, TCP_-_EDNS0_4096_D_N)
ru/SOA: The TCP connection was interrupted (ECONNRESET). See RFC 1035, Sec. 4.2. (2001:678:18:0:194:190:124:17, TCP_-_EDNS0_4096_D_N)
ru/SOA: There was an error communicating with the server over TCP (UNKNOWN). See RFC 1035, Sec. 4.2. (193.232.128.6, 2001:678:15:0:193:232:142:17, TCP_-_EDNS0_4096_D_N)
tsu2qbnj1g.ru/A has errors; select the "Denial of existence" DNSSEC option to see them.
ru/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
ru/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (7)
ru/NS: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (2001:678:18:0:194:190:124:17, UDP_-_EDNS0_4096_D_KN)
ru/NSEC3PARAM: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (193.232.142.17, UDP_-_EDNS0_4096_D_KN)
ru/NSEC3PARAM: 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. (193.232.128.6, 194.190.124.17, UDP_-_EDNS0_4096_D_KN)
ru/SOA: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (193.232.128.6, UDP_-_EDNS0_4096_D_KN)
ru/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. (193.232.128.6, UDP_-_EDNS0_4096_D_KN)
tsu2qbnj1g.ru/A has warnings; select the "Denial of existence" DNSSEC option to see them.
ru/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.