mastercard.com zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2600:1406:32::43)
mastercard.com/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1406:32::43, UDP_-_NOEDNS_)
mastercard.com/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1406:32::43, UDP_-_NOEDNS_)
Warnings (1)
com to mastercard.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): dns1.mastercard.com, dns2.mastercard.com See RFC 1034, Sec. 4.2.2.