eu zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (193.2.221.62)
eu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:978:2:1::93:2)
eu/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (193.2.221.62, UDP_-_EDNS0_4096_D_KN)
europa.eu/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (147.67.12.2, UDP_-_EDNS0_512_D_KN)
Warnings (6)
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.
europa.eu/DNSKEY (alg 8, id 14845): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (217.32.105.91, UDP_-_EDNS0_4096_D_KN)
europa.eu/DNSKEY (alg 8, id 27849): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (217.32.105.91, UDP_-_EDNS0_4096_D_KN)
europa.eu/DNSKEY (alg 8, id 33336): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (217.32.105.91, UDP_-_EDNS0_4096_D_KN)
net to cloudfront.net: Authoritative AAAA records exist for ns-666.awsdns-19.net, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.