mambasoft.net zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (2a01:4f8:151:7444::1)
mambasoft.net/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2a01:4f8:151:7444::1, UDP_-_EDNS0_4096_D_KN)