nuxt.network has no MX records.
Question and response
Question
dig nuxt.network. MX
Answer
The response has no answer records.
Authority
nuxt.network. 1800 SOA asa.ns.cloudflare.com. dns.cloudflare.com. 2395398969 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0