./DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (199.9.14.201, UDP_-_EDNS0_512_D_KN)
Warnings (5)
./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. (192.228.79.201, 199.9.14.201, 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. (192.228.79.201, 199.9.14.201, UDP_-_EDNS0_4096_D_KN)
com to slack.com: Authoritative AAAA records exist for ns-166.awsdns-20.com, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
com/DS (alg 8, id 30909): No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed (however, this server appeared to respond legitimately to other queries with the NSID EDNS option present). See RFC 6891, Sec. 6.1.2. (192.228.79.201, UDP_-_EDNS0_4096_D_KN)
com/DS (alg 8, id 30909): No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed (however, this server appeared to respond legitimately to other queries with the NSID EDNS option present). See RFC 6891, Sec. 6.1.2. (192.228.79.201, UDP_-_EDNS0_4096_D_KN)