1uoaydbgw7.utwente.nl/A has errors; select the "Denial of existence" DNSSEC option to see them.
utwente.nl/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
nl/DS (alg 8, id 34112): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_K)
nl/DS (alg 8, id 34112): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_K)
1uoaydbgw7.utwente.nl/A has warnings; select the "Denial of existence" DNSSEC option to see them.
utwente.nl/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.