ru zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:678:16:0:194:85:252:62)
ru/DNSKEY: No response was received from the server over UDP (tried 14 times). See RFC 1035, Sec. 4.2. (194.85.252.62, UDP_-_EDNS0_4096_D_KN)
ru/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2001:678:16:0:194:85:252:62, UDP_-_NOEDNS_)
ru/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (194.85.252.62, TCP_-_EDNS0_4096_D_N)
ru/SOA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (194.85.252.62, UDP_-_NOEDNS_)
ru/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
ru/NS: 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. (194.85.252.62, 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. (194.85.252.62, 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. (194.85.252.62, UDP_-_EDNS0_4096_D_KN)
8frjl.buwcz.ru/A has warnings; select the "Denial of existence" DNSSEC option to see them.
ru/CDNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.