nic.mx/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (2001:1250:c000::1, UDP_-_EDNS0_512_D_KN)
Warnings (5)
NSEC3 proving non-existence of nic.mx/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of nic.mx/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
nic.mx/A: 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. (2001:1250:b000::1, UDP_-_EDNS0_4096_D_KN)
nic.mx/NS: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (2001:1250:a000::1, UDP_-_EDNS0_4096_D_KN)
nic.mx/DS has warnings; select the "Denial of existence" DNSSEC option to see them.