ac.uk/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
g10z3il6kx.ac.uk/A has errors; select the "Denial of existence" DNSSEC option to see them.
ac.uk/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
ac.uk/A has errors; select the "Denial of existence" DNSSEC option to see them.
ac.uk/TXT has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (3)
./DNSKEY (alg 8, id 11019): 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. (199.7.83.42, UDP_-_EDNS0_4096_D_KN)
./DNSKEY (alg 8, id 20326): 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. (199.7.83.42, UDP_-_EDNS0_4096_D_KN)
./DNSKEY (alg 8, id 60955): 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. (199.7.83.42, UDP_-_EDNS0_4096_D_KN)