ru zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:678:14:0:193:232:156:17)
yandex.ru zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (2001:2030:20::78)
yandex.ru zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (80.239.201.9, 154.47.36.189, 2001:978:7401::78)
yandex.ru/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (80.239.201.9, 154.47.36.189, 2001:978:7401::78, UDP_-_NOEDNS_)
yandex.ru/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (80.239.201.9, 154.47.36.189, 2001:978:7401::78, UDP_-_NOEDNS_)
yandex.ru/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (2001:2030:20::78, TCP_-_EDNS0_4096_D_N)
yandex.ru/SOA: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2001:2030:20::78, UDP_-_NOEDNS__0x20)
yandex.ru/TXT: No response was received from the server over TCP (tried 4 times). See RFC 1035, Sec. 4.2. (2001:2030:20::78, TCP_-_EDNS0_4096_D)
Warnings (1)
yandex.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. (2001:2030:20::78, UDP_-_EDNS0_4096_D_KN)