e2e-dh-bbqy-master0.e2e-env.s6x8-odui.a0.stg.cldr.work/A: A query for e2e-dh-bbqy-master0.e2e-env.s6x8-odui.a0.stg.cldr.work results in a NOERROR response, while a query for its ancestor, s6x8-odui.a0.stg.cldr.work, returns a name error (NXDOMAIN), which indicates that subdomains of s6x8-odui.a0.stg.cldr.work, including e2e-dh-bbqy-master0.e2e-env.s6x8-odui.a0.stg.cldr.work, don't exist. See RFC 8020, Sec. 2. (205.251.193.175, 205.251.194.225, 205.251.197.80, 205.251.199.183, 2600:9000:5301:af00::1, 2600:9000:5302:e100::1, 2600:9000:5305:5000::1, 2600:9000:5307:b700::1, UDP_-_EDNS0_4096_D_KN)
e2e-dh-bbqy-master0.e2e-env.s6x8-odui.a0.stg.cldr.work/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.