europa.eu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (54.154.94.36, 2a05:d018:c5f:3701:cc8a:9177:b28:c034)
europa.eu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (54.154.94.36, 2a05:d018:c5f:3701:cc8a:9177:b28:c034, UDP_-_NOEDNS_)
europa.eu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (54.154.94.36, 2a05:d018:c5f:3701:cc8a:9177:b28:c034, UDP_-_NOEDNS_)
Warnings (2)
eu to europa.eu: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the eu zone): ns4az2.europa.eu See RFC 1034, Sec. 4.2.2.
eu to europa.eu: The following NS name(s) were found in the delegation NS RRset (i.e., in the eu zone), but not in the authoritative NS RRset: ns3bru.europa.eu, ans1.cw.net, ans2.cw.net See RFC 1034, Sec. 4.2.2.