ihs.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (158.74.30.99)
ihs.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2607:f220:0:1::2a, 2607:f220:0:1::2b, 2607:f220:0:1::2c, 2607:f220:0:1::2d)
ihs.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2607:f220:0:1::2a, 2607:f220:0:1::2b, 2607:f220:0:1::2c, 2607:f220:0:1::2d, UDP_-_NOEDNS_)
ihs.gov/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (158.74.30.102, UDP_-_EDNS0_512_D_KN)
ihs.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2607:f220:0:1::2a, 2607:f220:0:1::2b, 2607:f220:0:1::2c, 2607:f220:0:1::2d, UDP_-_NOEDNS_)
ihs.gov/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (158.74.30.99, TCP_-_EDNS0_4096_D_N)
ihs.gov/NSEC3PARAM has errors; select the "Denial of existence" DNSSEC option to see them.
ihs.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
ihs.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
hsxdyal3kp.ihs.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (6)
ihs.gov/MX: 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. (158.74.30.103, UDP_-_EDNS0_4096_D_KN)
ihs.gov/MX: 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. (158.74.30.98, 158.74.30.99, 158.74.30.102, UDP_-_EDNS0_4096_D_KN)
ihs.gov/SOA: 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. (158.74.30.103, UDP_-_EDNS0_4096_D_KN)
ihs.gov/SOA: 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. (158.74.30.98, 158.74.30.102, 158.74.30.103, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
ihs.gov/NSEC3PARAM has warnings; select the "Denial of existence" DNSSEC option to see them.
hsxdyal3kp.ihs.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.