purdue.edu zone: The server(s) were not responsive to queries over UDP. (2001:18e8:800:200::a, 2001:18e8:800:201::a)
purdue.edu/A: No response was received from the server over UDP (tried 12 times). (2001:18e8:800:200::a, 2001:18e8:800:201::a, UDP_-_NOEDNS_)
purdue.edu/NS: No response was received from the server over UDP (tried 12 times). (2001:18e8:800:200::a, 2001:18e8:800:201::a, UDP_-_NOEDNS_)
Warnings (3)
edu to purdue.edu: Authoritative AAAA records exist for ns3.purdue.edu, but there are no corresponding AAAA glue records.
edu to purdue.edu: Authoritative AAAA records exist for ns4.purdue.edu, but there are no corresponding AAAA glue records.
edu to purdue.edu: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the edu zone): ns2.rice.edu