cat zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (84.88.0.162, 2001:40b0:1:3::2)
Warnings (7)
RRSIG NSEC3 proving non-existence of udl.cat/DS alg 10, id 45116: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG cat/DNSKEY alg 10, id 58737: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG cat/DNSKEY alg 10, id 58737: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG cat/SOA alg 10, id 45116: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG cat/SOA alg 10, id 45116: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
cat to udl.cat: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the cat zone): chico.rediris.es, sun.rediris.es See RFC 1034, Sec. 4.2.2.
udl.cat/DS has warnings; select the "Denial of existence" DNSSEC option to see them.