com.tw/DNSKEY: No response was received from the server over UDP (tried 4 times). (2001:45b1:0:5::24, 2001:45b1:0:5::25, UDP_-_EDNS0_512_D_KN)
Warnings (5)
./DNSKEY (alg 8, id 11019): The server appears to support DNS cookies but did not return a COOKIE option. (2001:500:200::b, UDP_-_EDNS0_4096_D_KN)
./DNSKEY (alg 8, id 20326): The server appears to support DNS cookies but did not return a COOKIE option. (2001:500:200::b, UDP_-_EDNS0_4096_D_KN)
./DNSKEY (alg 8, id 60955): The server appears to support DNS cookies but did not return a COOKIE option. (2001:500:200::b, UDP_-_EDNS0_4096_D_KN)
com.tw/DNSKEY (alg 8, id 1044): 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. (2001:45b1:0:5::24, 2001:45b1:0:5::25, UDP_-_EDNS0_4096_D_KN)
com.tw/DNSKEY (alg 8, id 23959): 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. (2001:45b1:0:5::24, 2001:45b1:0:5::25, UDP_-_EDNS0_4096_D_KN)