tilburguniversity.edu zone: The server(s) were not responsive to queries over TCP. (137.56.247.39, 137.56.247.40, 2001:610:1410:0:28b:f453:70ab:663b, 2001:610:1410:0:9b5d:fd1c:8983:3687)
tilburguniversity.edu/DNSKEY: No response was received from the server over UDP (tried 12 times). (137.56.247.39, 137.56.247.40, 2001:610:1410:0:28b:f453:70ab:663b, 2001:610:1410:0:9b5d:fd1c:8983:3687, UDP_-_EDNS0_4096_D_KN)
tilburguniversity.edu/SOA: No response was received from the server over TCP (tried 3 times). (137.56.247.39, 137.56.247.40, 2001:610:1410:0:28b:f453:70ab:663b, 2001:610:1410:0:9b5d:fd1c:8983:3687, TCP_-_EDNS0_4096_D_N)