tudelft.nl zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:610:908:4010:130:161:180:1, 2001:610:908:4020:130:161:180:65)
tudelft.nl/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2001:610:908:4010:130:161:180:1, 2001:610:908:4020:130:161:180:65, UDP_-_NOEDNS_)
tudelft.nl/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2001:610:908:4010:130:161:180:1, 2001:610:908:4020:130:161:180:65, UDP_-_NOEDNS_)