gsa.gov zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.9.162, 76.223.24.135, 2600:1f16:8f2:d500::4)
gsa.gov/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.9.162, 76.223.24.135, 2600:1f16:8f2:d500::4, TCP_-_EDNS0_4096_D_N)
gsa.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
r3ho6pzxfv.gsa.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.