baidu.com zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (36.155.132.78, 153.3.238.93)
baidu.com/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (36.155.132.78, 153.3.238.93, UDP_-_NOEDNS_)
baidu.com/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (36.155.132.78, 153.3.238.93, UDP_-_NOEDNS_)
Warnings (2)
com to baidu.com: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the com zone): dns.baidu.com See RFC 1034, Sec. 4.2.2.
com to baidu.com: The following NS name(s) were found in the delegation NS RRset (i.e., in the com zone), but not in the authoritative NS RRset: ns1.baidu.com See RFC 1034, Sec. 4.2.2.