Domain mapping to sub site on directory structure multisite

I’m having trouble figuring what mistake I’ve made mapping one of my domains to –should be but the domain is being found. My domain registrar is enom, where I have two A records pointing to, one for, and one for
I’ve opened support access, can you help me figure out what I’ve done wrong?
I’m in the process of transferring all my domain names over to enom, so I’m not as familiar with their setup, and may have made an error on that side, fyi — thanks