itt.com/DNSKEY: The response had an invalid RCODE (SERVFAIL). (108.59.161.5, 108.59.162.5, 108.59.163.5, 108.59.164.5, 2600:2000:2210::5, 2600:2000:2220::5, 2600:2000:2230::5, 2600:2000:2240::5, UDP_-_EDNS0_512_D_KN, UDP_-_NOEDNS_)
Warnings (2)
./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. (192.112.36.4, UDP_-_EDNS0_4096_D_KN)
./DNSKEY (alg 8, id 951): 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. (192.112.36.4, UDP_-_EDNS0_4096_D_KN)